Updated.

- added mathjax (freed)
- added rss.py
- updated publish.el
- etc.

29 files changed, 12038 insertions, 0 deletions

diff --git a/js/mathjax/jax/output/CommonHTML/autoload/annotation-xml.js b/js/mathjax/jax/output/CommonHTML/autoload/annotation-xml.js
new file mode 100644
index 0000000..39acf24
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/annotation-xml.js
@@ -0,0 +1,62 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/annotation-xm;l.js
+ *  
+ *  Implements the CommonHTML output for <annotation-xml> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CHTML = MathJax.OutputJax.CommonHTML;
+
+  MML["annotation-xml"].Augment({
+    toCommonHTML: function (node) {
+      var encoding = this.Get("encoding");
+      node = this.CHTMLdefaultNode(node,{childOptions:{encoding:encoding}});
+      if (this.CHTML.rscale !== 1) this.CHTML.rescale(1/this.CHTML.rscale);
+      return node;
+    }
+  });
+  
+  MML.xml.Augment({
+    toCommonHTML: function (node,options) {
+      var bbox = this.CHTML = CHTML.BBOX.zero();
+      for (var i = 0, m = this.data.length; i < m; i++) 
+        {node.appendChild(this.data[i].cloneNode(true))}
+      //
+      //  Warning: causes reflow
+      //
+      var w = node.offsetWidth, h = node.offsetHeight;
+      var strut = CHTML.addElement(node,"mjx-hd-test",{style:{height:h+"px"}});
+      bbox.d = bbox.b = (node.offsetHeight - h)/CHTML.em;
+      bbox.w = bbox.r = w/CHTML.em; bbox.h = bbox.t = h/CHTML.em - bbox.d;
+      node.removeChild(strut);
+    }
+  });
+  
+  MathJax.Hub.Startup.signal.Post("CommonHTML annotation-xml Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/annotation-xml.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/maction.js b/js/mathjax/jax/output/CommonHTML/autoload/maction.js
new file mode 100644
index 0000000..3fdb393
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/maction.js
@@ -0,0 +1,180 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/maction.js
+ *  
+ *  Implements the CommonHTML output for <maction> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CHTML = MathJax.OutputJax.CommonHTML;
+  
+  var currentTip, hover, clear;
+
+  //
+  //  Add configuration for tooltips
+  //
+  var CONFIG = CHTML.config.tooltip = MathJax.Hub.Insert({
+    delayPost: 600, delayClear: 600,
+    offsetX: 10, offsetY: 5
+  },CHTML.config.tooltip||{});
+  
+  
+  MML.maction.Augment({
+    CHTMLtooltip: CHTML.addElement(document.body,"div",{id:"MathJax_CHTML_Tooltip"}),
+    
+    toCommonHTML: function (node) {
+      var selected = this.Get("selection");
+      node = this.CHTMLcreateNode(node);
+      this.CHTML = CHTML.BBOX.empty();
+      this.CHTMLhandleStyle(node);
+      this.CHTMLhandleScale(node);
+      this.CHTMLaddChild(node,selected-1,{});
+      this.CHTML.clean();
+      this.CHTMLhandleSpace(node);
+      this.CHTMLhandleBBox(node);
+      this.CHTMLhandleColor(node);
+      
+      var type = this.Get("actiontype");
+      if (this.CHTMLaction[type] && this.CHTMLaction.hasOwnProperty(type))
+        this.CHTMLaction[type].call(this,node,selected);
+
+      return node;
+    },
+    CHTMLcoreNode: function (node) {return this.CHTMLchildNode(node,0)},
+    
+    //
+    //  Implementations for the various actions
+    //
+    CHTMLaction: {
+      toggle: function (node,selection) {
+        this.selection = selection;
+        node.onclick = MathJax.Callback(["CHTMLclick",this,CHTML.jax]);
+        node.style.cursor = "pointer";
+      },
+      
+      statusline: function (node,selection) {
+        node.onmouseover = MathJax.Callback(["CHTMLsetStatus",this]);
+        node.onmouseout  = MathJax.Callback(["CHTMLclearStatus",this]);
+        node.onmouseover.autoReset = node.onmouseout.autoReset = true;
+      },
+      
+      tooltip: function(node,selection) {
+        if (this.data[1] && this.data[1].isToken) {
+          node.title = node.alt = this.data[1].data.join("");
+        } else {
+          node.onmouseover = MathJax.Callback(["CHTMLtooltipOver",this,CHTML.jax]);
+          node.onmouseout  = MathJax.Callback(["CHTMLtooltipOut",this,CHTML.jax]);
+          node.onmouseover.autoReset = node.onmouseout.autoReset = true;
+        }
+      }
+    },
+    
+    //
+    //  Handle a click on the maction element
+    //    (remove the original rendering and rerender)
+    //
+    CHTMLclick: function (jax,event) {
+      this.selection++;
+      if (this.selection > this.data.length) this.selection = 1;
+      var hover = !!jax.hover;
+      jax.Update();
+      if (hover) {
+        var span = document.getElementById(jax.inputID+"-Span");
+        MathJax.Extension.MathEvents.Hover.Hover(jax,span);
+      }
+      return MathJax.Extension.MathEvents.Event.False(event);
+    },
+    
+    //
+    //  Set/Clear the window status message
+    //
+    CHTMLsetStatus: function (event) {
+      // FIXME:  Do something better with non-token elements
+      this.messageID = MathJax.Message.Set
+        ((this.data[1] && this.data[1].isToken) ?
+             this.data[1].data.join("") : this.data[1].toString());
+    },
+    CHTMLclearStatus: function (event) {
+      if (this.messageID) MathJax.Message.Clear(this.messageID,0);
+      delete this.messageID;
+    },
+    
+    //
+    //  Handle tooltips
+    //
+    CHTMLtooltipOver: function (jax,event) {
+      if (!event) event = window.event;
+      if (clear) {clearTimeout(clear); clear = null}
+      if (hover) clearTimeout(hover);
+      var x = event.pageX; var y = event.pageY;
+      if (x == null) {
+        x = event.clientX + document.body.scrollLeft + document.documentElement.scrollLeft;
+        y = event.clientY + document.body.scrollTop + document.documentElement.scrollTop;
+      }
+      var callback = MathJax.Callback(["CHTMLtooltipPost",this,jax,x+CONFIG.offsetX,y+CONFIG.offsetY])
+      hover = setTimeout(callback,CONFIG.delayPost);
+    },
+    CHTMLtooltipOut: function (jax,event) {
+      if (hover) {clearTimeout(hover); hover = null}
+      if (clear) clearTimeout(clear);
+      var callback = MathJax.Callback(["CHTMLtooltipClear",this,80]);
+      clear = setTimeout(callback,CONFIG.delayClear);
+    },
+    CHTMLtooltipPost: function (jax,x,y) {
+      hover = null; if (clear) {clearTimeout(clear); clear = null}
+      var tip = this.CHTMLtooltip;
+      tip.style.display = "block"; tip.style.opacity = "";
+//      tip.style.filter = CHTML.config.styles["#MathJax_CHTML_Tooltip"].filter;
+      if (this === currentTip) return;
+      tip.style.left = x+"px"; tip.style.top = y+"px";
+      tip.innerHTML = '<span class="mjx-chtml"><span class="mjx-math"></span></span>';
+      CHTML.getMetrics(jax);
+      try {this.data[1].toCommonHTML(tip.firstChild.firstChild)}  catch(err) {
+        if (!err.restart) throw err;
+        tip.style.display = "none";
+        MathJax.Callback.After(["CHTMLtooltipPost",this,jax,x,y],err.restart);
+        return;
+      }
+      currentTip = this;
+    },
+    CHTMLtooltipClear: function (n) {
+      var tip = this.CHTMLtooltip;
+      if (n <= 0) {
+        tip.style.display = "none";
+        tip.style.opacity = tip.style.filter = "";
+        clear = null;
+      } else {
+        tip.style.opacity = n/100;
+        tip.style.filter = "alpha(opacity="+n+")";
+        clear = setTimeout(MathJax.Callback(["CHTMLtooltipClear",this,n-20]),50);
+      }
+    }
+  });
+
+  MathJax.Hub.Startup.signal.Post("CommonHTML maction Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/maction.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/menclose.js b/js/mathjax/jax/output/CommonHTML/autoload/menclose.js
new file mode 100644
index 0000000..5ba5b02
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/menclose.js
@@ -0,0 +1,332 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/menclose.js
+ *  
+ *  Implements the CommonHTML output for <menclose> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CHTML = MathJax.OutputJax.CommonHTML;
+  
+  var SVGNS = "http://www.w3.org/2000/svg";
+  var ARROWX = 4, ARROWDX = 1, ARROWY = 2;
+
+  MML.menclose.Augment({
+    toCommonHTML: function (node) {
+      var values = this.getValues("notation","thickness","padding");
+      if (values.thickness == null) values.thickness = ".075em";
+      if (values.padding == null)   values.padding   = ".2em";
+      //
+      //  Get DOM nodes
+      //
+      node = this.CHTMLdefaultNode(node,{childNodes:"mjx-box", forceChild:true});
+      var child = node.firstChild, cbox = this.CHTMLbboxFor(0);
+      //
+      //  Get the padding and rule thickness
+      //
+      var p = this.CHTMLlength2em(values.padding,1/CHTML.em);   // padding for enclosure
+      var t = this.CHTMLlength2em(values.thickness,1/CHTML.em); // thickness of lines
+      t = Math.max(1,Math.round(t*CHTML.em))/CHTML.em;
+      var SOLID = CHTML.Px(t)+" solid";
+      var bb = {L:p, R:p, T:p, B:p, H:cbox.h+p, D:cbox.d+p, W:cbox.w+2*p};
+      child.style.padding = CHTML.Em(p);
+      //
+      //  Eliminate duplicate notations.
+      // 
+      var notations = MathJax.Hub.SplitList(values.notation), notation = {};
+      for (var i = 0, m = notations.length; i < m; i++) notation[notations[i]] = true;
+      if (notation[MML.NOTATION.UPDIAGONALARROW]) delete notation[MML.NOTATION.UPDIAGONALSTRIKE];
+      //
+      //  Add the needed notations
+      //
+      for (var n in notation) {
+        if (notation.hasOwnProperty(n)) {
+          if (this.CHTMLnotation[n] && this.CHTMLnotation.hasOwnProperty(n))
+            this.CHTMLnotation[n].call(this,child,cbox,bb,p,t,SOLID);
+        }
+      }
+      //
+      //  Adjust the bounding box
+      //
+      var BBOX = this.CHTML;
+      BBOX.w += bb.L + bb.R; BBOX.r += BBOX.L; if (BBOX.w > BBOX.r) BBOX.r = BBOX.w;
+      BBOX.h += bb.T; if (BBOX.h > BBOX.t) BBOX.t = BBOX.h;
+      BBOX.d += bb.B; if (BBOX.d > BBOX.b) BBOX.b = BBOX.d;
+
+      return node;
+    },
+    //
+    //  The various notations and their implementations
+    //
+    CHTMLnotation: {
+      
+      /********************************************************/
+      
+      box: function (child,cbox,bb,p,t,SOLID) {
+        p -= t;
+        child.style.padding = CHTML.Em(p);
+        child.style.border = SOLID;
+      },
+
+      /********************************************************/
+      
+      roundedbox: function (child,cbox,bb,p,t,SOLID) {
+        var r = Math.min(cbox.w,cbox.h+cbox.d+2*p)/4;
+        CHTML.addElement(child.parentNode,"mjx-box",{
+          style: {
+            padding:CHTML.Em(p-t), border:SOLID, "border-radius":CHTML.Em(r),
+            height:CHTML.Em(cbox.h+cbox.d), "vertical-align":CHTML.Em(-bb.D),
+            width:CHTML.Em(cbox.w), "margin-left":CHTML.Em(-bb.W)
+          }
+        });
+      },
+
+      /********************************************************/
+      
+      circle: function (child,cbox,bb,p,t,SOLID) {
+        var H = bb.H, D = bb.D, W = bb.W;
+        var svg = this.CHTMLsvg(child,bb,t);
+        this.CHTMLsvgElement(svg.firstChild,"ellipse",{
+          rx:CHTML.Px(W/2-t/2), ry:CHTML.Px((H+D)/2-t/2),
+          cx:CHTML.Px(W/2),   cy:CHTML.Px((H+D)/2)
+        });
+        this.CHTMLsvgViewBox(svg);
+      },
+
+      /********************************************************/
+      
+      left: function (child,cbox,bb,p,t,SOLID) {
+        child.style.borderLeft = SOLID;
+        child.style.paddingLeft = CHTML.Em(p-t);
+      },
+
+      /********************************************************/
+      
+      right: function (child,cbox,bb,p,t,SOLID) {
+        child.style.borderRight = SOLID;
+        child.style.paddingRight = CHTML.Em(p-t);
+      },
+
+      /********************************************************/
+      
+      top: function (child,cbox,bb,p,t,SOLID) {
+        child.style.borderTop = SOLID;
+        child.style.paddingTop = CHTML.Em(p-t);
+      },
+
+      /********************************************************/
+      
+      bottom: function (child,cbox,bb,p,t,SOLID) {
+        child.style.borderBottom = SOLID;
+        child.style.paddingBottom = CHTML.Em(p-t);
+      },
+
+      /********************************************************/
+      
+      actuarial: function (child,cbox,bb,p,t,SOLID) {
+        child.style.borderTop = child.style.borderRight = SOLID;
+        child.style.paddingTop = child.style.paddingRight = CHTML.Em(p-t);
+      },
+
+      /********************************************************/
+      
+      madruwb: function (child,cbox,bb,p,t,SOLID) {
+        child.style.borderBottom = child.style.borderRight = SOLID;
+        child.style.paddingBottom = child.style.paddingRight = CHTML.Em(p-t);
+      },
+
+      /********************************************************/
+      
+      verticalstrike: function (child,cbox,bb,p,t,SOLID) {
+        CHTML.addElement(child.parentNode,"mjx-box",{
+          style: {
+            "border-left":SOLID,
+            height:CHTML.Em(bb.H+bb.D), "vertical-align":CHTML.Em(-bb.D),
+            width:CHTML.Em(cbox.w/2+p-t/2), "margin-left":CHTML.Em(-cbox.w/2-p-t/2)
+          }
+        });
+      },
+
+      /********************************************************/
+      
+      horizontalstrike: function (child,cbox,bb,p,t,SOLID) {
+        CHTML.addElement(child.parentNode,"mjx-box",{
+          style: {
+            "border-top":SOLID,
+            height:CHTML.Em((bb.H+bb.D)/2-t/2), "vertical-align":CHTML.Em(-bb.D),
+            width:CHTML.Em(bb.W), "margin-left":CHTML.Em(-bb.W)
+          }
+        });
+      },
+
+      /********************************************************/
+      
+      updiagonalstrike: function (child,cbox,bb,p,t,SOLID) {
+        var H = bb.H, D = bb.D, W = bb.W;
+        var svg = this.CHTMLsvg(child,bb,t);
+        this.CHTMLsvgElement(svg.firstChild,"line",{
+          x1:CHTML.Px(t/2), y1:CHTML.Px(H+D-t), x2:CHTML.Px(W-t), y2:CHTML.Px(t/2)
+        });
+        this.CHTMLsvgViewBox(svg);
+      },
+
+      /********************************************************/
+      
+      downdiagonalstrike: function (child,cbox,bb,p,t,SOLID) {
+        var H = bb.H, D = bb.D, W = bb.W;
+        var svg = this.CHTMLsvg(child,bb,t);
+        this.CHTMLsvgElement(svg.firstChild,"line",{
+          x1:CHTML.Px(t/2), y1:CHTML.Px(t/2), x2:CHTML.Px(W-t), y2:CHTML.Px(H+D-t)
+        });
+        this.CHTMLsvgViewBox(svg);
+      },
+
+      /********************************************************/
+      
+      updiagonalarrow: function (child,cbox,bb,p,t,SOLID) {
+        var H = bb.H + bb.D - t, W = bb.W - t/2;
+        var a = Math.atan2(H,W)*(-180/Math.PI).toFixed(3);
+        var R = Math.sqrt(H*H + W*W);
+        var svg = this.CHTMLsvg(child,bb,t);
+        var g = this.CHTMLsvgElement(svg.firstChild,"g",{
+          fill:"currentColor",
+          transform:"translate("+this.CHTMLpx(t/2)+" "+this.CHTMLpx(H+t/2)+") rotate("+a+")"
+        });
+        var x = t * ARROWX, dx = t * ARROWDX, y = t * ARROWY;
+        this.CHTMLsvgElement(g,"line",{
+          x1:CHTML.Px(t/2), y1:0, x2:CHTML.Px(R-x), y2:0
+        });
+        this.CHTMLsvgElement(g,"path",{
+          d: "M "+this.CHTMLpx(R-x)+",0 " +
+             "L "+this.CHTMLpx(R-x-dx)+","+this.CHTMLpx(y) +
+             "L "+this.CHTMLpx(R)+",0 " +
+             "L "+this.CHTMLpx(R-x-dx)+","+this.CHTMLpx(-y),
+          stroke:"none"
+        });
+        this.CHTMLsvgViewBox(svg);
+      },
+
+      /********************************************************/
+      
+      phasorangle: function (child,cbox,bb,p,t,SOLID) {
+        var P = p, H = bb.H, D = bb.D;
+        p = (H+D)/2;
+        var W = bb.W + p - P; bb.W = W; bb.L = p;
+        child.style.margin = "0 0 0 "+CHTML.Em(p-P);
+        var svg = this.CHTMLsvg(child,bb,t);
+        this.CHTMLsvgElement(svg.firstChild,"path",{
+          d: "M "+this.CHTMLpx(p)+",1 " +
+             "L 1,"+this.CHTMLpx(H+D-t)+" L "+this.CHTMLpx(W)+","+this.CHTMLpx(H+D-t)
+        });
+        this.CHTMLsvgViewBox(svg);
+      },
+
+      /********************************************************/
+      
+      longdiv: function (child,cbox,bb,p,t,SOLID) {
+        bb.W += 1.5*p; bb.L += 1.5*p;
+        var H = bb.H, D = bb.D, W = bb.W;
+        child.style.margin = "0 0 0 "+CHTML.Em(1.5*p);
+        var svg = this.CHTMLsvg(child,bb,t);
+        this.CHTMLsvgElement(svg.firstChild,"path",{
+          d: "M "+this.CHTMLpx(W)+",1 L 1,1 "+
+             "a"+this.CHTMLpx(p)+","+this.CHTMLpx((H+D)/2-t/2)+" 0 0,1 1,"+this.CHTMLpx(H+D-1.5*t)
+        });
+        this.CHTMLsvgViewBox(svg);
+      },
+
+      /********************************************************/
+      
+      radical: function (child,cbox,bb,p,t,SOLID) {
+        bb.W += 1.5*p; bb.L += 1.5*p;
+        var H = bb.H, D = bb.D, W = bb.W;
+        child.style.margin = "0 0 0 "+CHTML.Em(1.5*p);
+        var svg = this.CHTMLsvg(child,bb,t);
+        this.CHTMLsvgElement(svg.firstChild,"path",{
+          d: "M 1,"+this.CHTMLpx(.6*(H+D)) +
+             " L "+this.CHTMLpx(p)+","+this.CHTMLpx(H+D) +
+             " L "+this.CHTMLpx(2*p)+",1 L "+this.CHTMLpx(W)+",1"
+        });
+        this.CHTMLsvgViewBox(svg);
+      }
+
+      /********************************************************/
+      
+    },
+    
+    //
+    //  Pixels with no "px"
+    //
+    CHTMLpx: function (m) {
+      m *= CHTML.em;
+      if (Math.abs(m) < .1) return "0";
+      return m.toFixed(1).replace(/\.0$/,"");
+    },
+    
+    //
+    //  Create the SVG element and position it over the 
+    //  contents
+    //
+    CHTMLsvg: function (node,bbox,t) {
+      var svg = document.createElementNS(SVGNS,"svg");
+      if (svg.style) {
+        svg.style.width = CHTML.Em(bbox.W);
+        svg.style.height = CHTML.Em(bbox.H+bbox.D);
+        svg.style.verticalAlign = CHTML.Em(-bbox.D);
+        svg.style.marginLeft = CHTML.Em(-bbox.W);
+      }
+      var g = this.CHTMLsvgElement(svg,"g",{"stroke-width":CHTML.Px(t)});
+      if (this.CHTML.scale !== 1) {
+        g.setAttribute('transform', 'scale('+this.CHTML.scale+')');
+      }
+      node.parentNode.appendChild(svg);
+      return svg;
+    },
+    //
+    CHTMLsvgViewBox: function (svg) {
+      var bbox = svg.getBBox();
+      svg.setAttribute('viewBox', [bbox.x, bbox.y, bbox.width, bbox.height].join(' '));
+    },
+    //
+    //  Add an SVG element to the given svg node
+    //
+    CHTMLsvgElement: function (svg,type,def) {
+      var obj = document.createElementNS(SVGNS,type); obj.isMathJax = true;
+      if (def) {for (var id in def) {if (def.hasOwnProperty(id)) {obj.setAttributeNS(null,id,def[id].toString())}}}
+      svg.appendChild(obj);
+      return obj;
+    }
+  });
+  
+  //
+  //  Just use default toCommonHTML for EI8
+  //
+  if (!document.createElementNS) delete MML.menclose.prototype.toCommonHTML;
+  
+  MathJax.Hub.Startup.signal.Post("CommonHTML menclose Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/menclose.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/mglyph.js b/js/mathjax/jax/output/CommonHTML/autoload/mglyph.js
new file mode 100644
index 0000000..3f1f269
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/mglyph.js
@@ -0,0 +1,96 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/mglyph.js
+ *  
+ *  Implements the CommonHTML output for <mglyph> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CHTML = MathJax.OutputJax.CommonHTML,
+      LOCALE = MathJax.Localization;
+  
+  MML.mglyph.Augment({
+    toCommonHTML: function (node,options) {
+      var values = this.getValues("src","width","height","valign","alt");
+      node = this.CHTMLcreateNode(node);
+      this.CHTMLhandleStyle(node);
+      this.CHTMLhandleScale(node);
+      if (values.src === "") {
+        var index = this.Get("index");
+        this.CHTMLgetVariant();
+        if (index && this.CHTMLvariant.style)
+          this.CHTMLhandleText(node,String.fromCharCode(index),this.CHTMLvariant);
+      } else {
+        var bbox = this.CHTML;
+        if (!bbox.img) bbox.img = MML.mglyph.GLYPH[values.src];
+        if (!bbox.img) {
+          bbox.img = MML.mglyph.GLYPH[values.src] = {img: new Image(), status: "pending"};
+          bbox.img.img.onload  = MathJax.Callback(["CHTMLimgLoaded",this]);
+          bbox.img.img.onerror = MathJax.Callback(["CHTMLimgError",this]);
+          bbox.img.img.src = values.src;
+          MathJax.Hub.RestartAfter(bbox.img.img.onload);
+        }
+        if (bbox.img.status !== "OK") {
+          var err = MML.Error(LOCALE._(["MathML","BadMglyph"],"Bad mglyph: %1",values.src));
+          err.data[0].data[0].mathsize = "75%";
+          this.Append(err); err.toCommonHTML(node); this.data.pop();
+          bbox.combine(err.CHTML,0,0,1);
+        } else {
+          var img = CHTML.addElement(node,"img",{
+            isMathJax:true, src:values.src, alt:values.alt, title:values.alt
+          });
+          var w = values.width, h = values.height;
+          var W = bbox.img.img.width/CHTML.em, H = bbox.img.img.height/CHTML.em;
+          var WW = W, HH = H;
+          if (w !== "") {W = this.CHTMLlength2em(w,WW); H = (WW ? W/WW * HH : 0)}
+          if (h !== "") {H = this.CHTMLlength2em(h,HH); if (w === "") W = (HH ? H/HH * WW : 0)}
+          img.style.width  = CHTML.Em(W); bbox.w = bbox.r = W;
+          img.style.height = CHTML.Em(H); bbox.h = bbox.t = H;
+          if (values.valign) {
+            bbox.d = bbox.b = -this.CHTMLlength2em(values.valign,HH);
+            img.style.verticalAlign = CHTML.Em(-bbox.d);
+            bbox.h -= bbox.d; bbox.t = bbox.h;
+          }
+        }
+      }
+      this.CHTMLhandleSpace(node);
+      this.CHTMLhandleBBox(node);
+      this.CHTMLhandleColor(node);
+      return node;
+    },
+    CHTMLimgLoaded: function (event,status) {
+      if (typeof(event) === "string") status = event;
+      this.CHTML.img.status = (status || "OK");
+    },
+    CHTMLimgError: function () {this.CHTML.img.img.onload("error")}
+  },{
+    GLYPH: {}    // global list of all loaded glyphs
+  });
+  
+  MathJax.Hub.Startup.signal.Post("CommonHTML mglyph Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/mglyph.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/mmultiscripts.js b/js/mathjax/jax/output/CommonHTML/autoload/mmultiscripts.js
new file mode 100644
index 0000000..e9cce12
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/mmultiscripts.js
@@ -0,0 +1,298 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/mmultiscripts.js
+ *  
+ *  Implements the CommonHTML output for <mmultiscripts> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CHTML = MathJax.OutputJax.CommonHTML;
+
+  MML.mmultiscripts.Augment({
+    toCommonHTML: function (node,options) {
+      var stretch = (options||{}).stretch;
+      if (!stretch) {
+        node = this.CHTMLcreateNode(node);
+        this.CHTMLhandleStyle(node);
+        this.CHTMLgetVariant();
+        this.CHTMLhandleScale(node);
+      }
+      CHTML.BBOX.empty(this.CHTML);
+
+      //
+      //  Get base node
+      //
+      var base, bbox;
+      if (stretch) {
+        base = CHTML.getNode(node,"mjx-base");
+      } else {
+        this.CHTMLaddChild(node,0,{type:"mjx-base", noBBox:true, forceChild:true});
+        base = node.firstChild;
+      }
+      bbox = this.CHTMLbboxFor(0);
+      if (bbox.ic) {
+          bbox.R -= bbox.ic;         // remove IC (added by mo and mi)
+          if (!stretch) base.style.marginRight = CHTML.Em(-bbox.ic);
+          delta = 1.3*bbox.ic + .05; // make faked IC be closer to expeted results
+      }
+      
+      //
+      //  Collect scripts into horizontal boxes and add them into the node
+      //
+      var BOX = {}, BBOX = {};
+      this.CHTMLgetScripts(BOX,BBOX,stretch,node);
+      var sub = BOX.sub, sup = BOX.sup, presub = BOX.presub, presup = BOX.presup;
+      var sbox = BBOX.sub, Sbox = BBOX.sup, pbox = BBOX.presub, Pbox = BBOX.presup;
+      if (!stretch) this.CHTMLaddBoxes(node,base,BOX);
+      
+      //
+      //  Get the initial values for the variables
+      //
+      var values = this.getValues("scriptlevel","scriptsizemultiplier");
+      var sscale = (this.Get("scriptlevel") < 3 ? values.scriptsizemultiplier : 1);
+      var ex = CHTML.TEX.x_height, s = CHTML.TEX.scriptspace;
+      var q = CHTML.TEX.sup_drop * sscale, r = CHTML.TEX.sub_drop * sscale;
+      var u = bbox.h - q, v = bbox.d + r, delta = 0, p;
+      var bmml = this.data[this.base];
+      if (bmml && (bmml.type === "mi" || bmml.type === "mo")) {
+        if (CHTML.isChar(bmml.data.join("")) && bbox.rscale === 1 && !bbox.sH &&
+          !bmml.Get("largeop")) {u = v = 0}
+      }
+      values = this.getValues("displaystyle","subscriptshift","superscriptshift","texprimestyle");
+      values.subscriptshift   = (values.subscriptshift === ""   ? 0 : this.CHTMLlength2em(values.subscriptshift));
+      values.superscriptshift = (values.superscriptshift === "" ? 0 : this.CHTMLlength2em(values.superscriptshift));
+
+      var dx = (presub ? s+pbox.w : presup ? s+Pbox.w-delta : 0);
+      this.CHTML.combine(bbox,dx,0); var x = this.CHTML.w;
+
+      //
+      //  Place the scripts as needed
+      //
+      if (!sup && !presup) {
+        v = Math.max(v,CHTML.TEX.sub1,values.subscriptshift);
+        if (sub)    v = Math.max(v,sbox.h-(4/5)*ex);
+        if (presub) v = Math.max(v,pbox.h-(4/5)*ex);
+        if (sub)    this.CHTMLplaceSubOnly(sub,sbox,x,v,s);
+        if (presub) this.CHTMLplacePresubOnly(presub,pbox,v,s);
+      } else {
+        if (!sub && !presub) {
+          p = CHTML.TEX[(values.displaystyle ? "sup1" : (values.texprimestyle ? "sup3" : "sup2"))];
+          u = Math.max(u,p,values.superscriptshift);
+          if (sup)    u = Math.max(u,Sbox.d+(1/4)*ex);
+          if (presup) u = Math.max(u,Pbox.d+(1/4)*ex);
+          if (sup)    this.CHTMLplaceSupOnly(sup,Sbox,x,delta,u,s);
+          if (presup) this.CHTMLplacePresupOnly(presup,Pbox,delta,u,s);
+        } else {
+          v = Math.max(v,CHTML.TEX.sub2);
+          var t = CHTML.TEX.rule_thickness;
+          var h = (sbox||pbox).h, d = (Sbox||Pbox).d;
+          if (presub) h = Math.max(h,pbox.h);
+          if (presup) d = Math.max(d,Pbox.d);
+          if ((u - d) - (h - v) < 3*t) {
+            v = 3*t - u + d + h; q = (4/5)*ex - (u - d);
+            if (q > 0) {u += q; v -= q}
+          }
+          u = Math.max(u,values.superscriptshift);
+          v = Math.max(v,values.subscriptshift);
+          if (sup) {
+            if (sub) {this.CHTMLplaceSubSup(sub,sbox,sup,Sbox,x,delta,u,v,s)}
+                else {this.CHTMLplaceSupOnly(sup,Sbox,x,delta,u,s)}
+          } else if (sub) {this.CHTMLplaceSubOnly(sub,sbox,x,v,s)}
+          if (presup) {
+            if (presub) {this.CHTMLplacePresubPresup(presub,pbox,presup,Pbox,delta,u,v,s)}
+                   else {this.CHTMLplacePresupOnly(presup,Pbox,delta,u,s)}
+          } else if (presub) {this.CHTMLplacePresubOnly(presub,pbox,v,s)}
+        }
+      }
+      this.CHTML.clean();
+      this.CHTMLhandleSpace(node);
+      this.CHTMLhandleBBox(node);
+      this.CHTMLhandleColor(node);
+      return node;
+    },
+    //
+    //  Get the subscript, superscript, presubscript, and presuperscript
+    //  boxes, with proper spacing, and computer their bounding boxes.
+    //
+    CHTMLgetScripts: function (BOX,BBOX,stretch,node) {
+      if (stretch) {
+        BOX.sub = CHTML.getNode(node,"mjx-sub");
+        BOX.sup = CHTML.getNode(node,"mjx-sup");
+        BOX.presub = CHTML.getNode(node,"mjx-presub");
+        BOX.presup = CHTML.getNode(node,"mjx-presup");
+        BBOX.sub = this.CHTMLbbox.sub;
+        BBOX.sup = this.CHTMLbbox.sup;
+        BBOX.presub = this.CHTMLbbox.presub;
+        BBOX.presup = this.CHTMLbbox.presup;
+        return;
+      }
+      this.CHTMLbbox = BBOX;  // save for when stretched
+      var state = {i:1, w:0, BOX:BOX, BBOX:BBOX}, m = this.data.length;
+      var sub = "sub", sup = "sup";
+      while (state.i < m) {
+        if ((this.data[state.i]||{}).type === "mprescripts") {
+          state.i++; state.w = 0;
+          sub = "presub"; sup = "presup";
+        } else {
+          var sbox = this.CHTMLaddScript(sub,state,node);
+          var Sbox = this.CHTMLaddScript(sup,state,node);
+          var w = Math.max((sbox ? sbox.rscale*sbox.w : 0),(Sbox ? Sbox.rscale*Sbox.w : 0));
+          this.CHTMLpadScript(sub,w,sbox,state);
+          this.CHTMLpadScript(sup,w,Sbox,state);
+          state.w += w;
+        }
+      }
+      if (BBOX.sub) BBOX.sub.clean();
+      if (BBOX.sup) BBOX.sup.clean();
+      if (BBOX.presub) BBOX.presub.clean();
+      if (BBOX.presup) BBOX.presup.clean();
+    },
+    //
+    //  Add a script to the proper box, creating the box if needed,
+    //  and padding the box to account for any <none/> elements.
+    //  Return the bounding box for the script for later use.
+    //
+    CHTMLaddScript: function (type,state,node) {
+      var BOX, BBOX, data = this.data[state.i];
+      if (data && data.type !== "none" && data.type !== "mprescripts") {
+        BOX = state.BOX[type];
+        if (!BOX) {
+          //
+          //  Add the box to the node temporarily so that it is in the DOM
+          //  (so that CHTMLnodeElement() can be used in the toCommonHTML() below).
+          //  See issue #1480.
+          //
+          BOX = state.BOX[type] = CHTML.addElement(node,"mjx-"+type);
+          BBOX = state.BBOX[type] = CHTML.BBOX.empty();
+          if (state.w) {
+            BOX.style.paddingLeft = CHTML.Em(state.w);
+            BBOX.w = BBOX.r = state.w; BBOX.x = state.w;
+          }
+        }
+        data.toCommonHTML(BOX);
+        BBOX = data.CHTML;
+      }
+      if (data && data.type !== "mprescripts") state.i++;
+      return BBOX;
+    },
+    //
+    //  Add padding to the script box to make match the width of the
+    //  super- or subscript that is above or below it, and adjust the
+    //  bounding box for the script row.  If these are pre-scripts,
+    //  right-justify the scripts, otherwise, left-justify them.
+    //
+    CHTMLpadScript: function (type,w,bbox,state) {
+      if (!bbox) bbox = {w:0, fake:1, rscale:1};
+      var BBOX = state.BBOX[type], dx = 0, dw = 0;
+      if (BBOX) {
+        if (bbox.rscale*bbox.w < w) {
+          var BOX = state.BOX[type]; dw = w-bbox.rscale*bbox.w;
+          var space = CHTML.Element("mjx-spacer",{style:{width:CHTML.Em(dw)}});
+          if (type.substr(0,3) === "pre" && !bbox.fake) {
+            BOX.insertBefore(space,BOX.lastChild);
+            dx = dw; dw = 0;
+          } else {
+            BOX.appendChild(space);
+          }
+        }
+        if (bbox.fake) {BBOX.w += dx} else {BBOX.combine(bbox,BBOX.w+dx,0)}
+        BBOX.w += dw;
+      }
+    },
+    //
+    //  Add the boxes into the main node, creating stacks when needed
+    //
+    CHTMLaddBoxes: function (node,base,BOX) {
+      var sub = BOX.sub, sup = BOX.sup, presub = BOX.presub, presup = BOX.presup;
+      if (presub && presup) {
+        var prestack = CHTML.Element("mjx-prestack"); node.insertBefore(prestack,base);
+        prestack.appendChild(presup); prestack.appendChild(presub);
+      } else {
+        if (presub) node.insertBefore(presub,base);
+        if (presup) node.insertBefore(presup,base);
+      }
+      if (sub && sup) {
+        var stack = CHTML.addElement(node,"mjx-stack");
+        stack.appendChild(sup); stack.appendChild(sub);
+      } else {
+        if (sub) node.appendChild(sub);
+        if (sup) node.appendChild(sup);
+      }
+    },
+    //
+    //  Handle positioning the various scripts
+    //
+    CHTMLplaceSubOnly: function (sub,sbox,x,v,s) {
+      sub.style.verticalAlign = CHTML.Em(-v);
+      sub.style.marginRight = CHTML.Em(s); sbox.w += s;
+      this.CHTML.combine(sbox,x,-v);
+    },
+    CHTMLplaceSupOnly: function (sup,Sbox,x,delta,u,s) {
+      sup.style.verticalAlign = CHTML.Em(u);
+      sup.style.paddingLeft = CHTML.Em(delta);
+      sup.style.paddingRight = CHTML.Em(s); Sbox.w += s;
+      this.CHTML.combine(Sbox,x+delta,u);
+    },
+    CHTMLplaceSubSup: function (sub,sbox,sup,Sbox,x,delta,u,v,s) {
+      sub.style.paddingRight = CHTML.Em(s); sbox.w += s;
+      sup.style.paddingBottom = CHTML.Em(u+v-Sbox.d-sbox.h);
+      sup.style.paddingLeft = CHTML.Em(delta+(Sbox.x||0));
+      sup.style.paddingRight = CHTML.Em(s); Sbox.w += s;
+      sup.parentNode.style.verticalAlign = CHTML.Em(-v);
+      this.CHTML.combine(sbox,x,-v);
+      this.CHTML.combine(Sbox,x+delta,u);
+    },
+    CHTMLplacePresubOnly: function (presub,pbox,v,s) {
+      presub.style.verticalAlign = CHTML.Em(-v);
+      presub.style.marginLeft = CHTML.Em(s);
+      this.CHTML.combine(pbox,s,-v);
+    },
+    CHTMLplacePresupOnly: function (presup,Pbox,delta,u,s) {
+      presup.style.verticalAlign = CHTML.Em(u);
+      presup.style.paddingLeft = CHTML.Em(s);
+      presup.style.paddingRight = CHTML.Em(-delta);
+      this.CHTML.combine(Pbox,s,u);
+    },
+    CHTMLplacePresubPresup: function (presub,pbox,presup,Pbox,delta,u,v,s) {
+      presub.style.paddingLeft = CHTML.Em(s);
+      presup.style.paddingBottom = CHTML.Em(u+v-Pbox.d-pbox.h);
+      presup.style.paddingLeft = CHTML.Em(delta+s+(Pbox.x||0));
+      presup.style.paddingRight = CHTML.Em(-delta);
+      presup.parentNode.style.verticalAlign = CHTML.Em(-v);
+      this.CHTML.combine(pbox,s,-v);
+      this.CHTML.combine(Pbox,s+delta,u);
+    },
+    //
+    //  Handle stretchy bases
+    //
+    CHTMLstretchH: MML.mbase.CHTMLstretchH,
+    CHTMLstretchV: MML.mbase.CHTMLstretchV
+  });
+  
+  MathJax.Hub.Startup.signal.Post("CommonHTML mmultiscripts Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/mmultiscripts.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/ms.js b/js/mathjax/jax/output/CommonHTML/autoload/ms.js
new file mode 100644
index 0000000..ded30fc
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/ms.js
@@ -0,0 +1,75 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/ms.js
+ *  
+ *  Implements the CommonHTML output for <ms> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CHTML = MathJax.OutputJax.CommonHTML;
+  
+  MML.ms.Augment({
+    toCommonHTML: function (node) {
+      //
+      //  Create the node and handle its styles and scaling
+      //  Get the variant and an empty bounding box
+      //
+      node = this.CHTMLcreateNode(node);
+      this.CHTMLhandleStyle(node);
+      this.CHTMLgetVariant();
+      this.CHTMLhandleScale(node);
+      CHTML.BBOX.empty(this.CHTML);
+      //
+      //  Get the quotes to use
+      //
+      var values = this.getValues("lquote","rquote","mathvariant");
+      if (!this.hasValue("lquote") || values.lquote === '"') values.lquote = "\u201C";
+      if (!this.hasValue("rquote") || values.rquote === '"') values.rquote = "\u201D";
+      if (values.lquote === "\u201C" && values.mathvariant === "monospace") values.lquote = '"';
+      if (values.rquote === "\u201D" && values.mathvariant === "monospace") values.rquote = '"';
+      //
+      //  Add the left quote, the child nodes, and the right quote
+      //
+      var text = values.lquote+this.data.join("")+values.rquote;  // FIXME:  handle mglyph?
+      this.CHTMLhandleText(node,text,this.CHTMLvariant);
+      //
+      //  Finish the bbox, add any needed space and color
+      //
+      this.CHTML.clean();
+      this.CHTMLhandleSpace(node);
+      this.CHTMLhandleBBox(node);
+      this.CHTMLhandleColor(node);
+      //
+      //  Return the completed node
+      //
+      return node;
+    }
+  });
+  
+  MathJax.Hub.Startup.signal.Post("CommonHTML ms Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/ms.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/mtable.js b/js/mathjax/jax/output/CommonHTML/autoload/mtable.js
new file mode 100644
index 0000000..2e8b397
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/mtable.js
@@ -0,0 +1,604 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/mtable.js
+ *  
+ *  Implements the CommonHTML output for <mtable> elements.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CONFIG = MathJax.Hub.config,
+      CHTML = MathJax.OutputJax.CommonHTML,
+      SPLIT = MathJax.Hub.SplitList;
+  
+  var LABEL = -1,
+      BIGDIMEN = 1000000;
+
+  MML.mtable.Augment({
+    toCommonHTML: function (node) {
+      //
+      //  Create the table nodes and put them in a table
+      //  (so that its bottom is on the baseline, rather than aligned on the top row)
+      //
+      var state = {rows:[], labels:[], labeled: false};
+      node = this.CHTMLdefaultNode(node,{noBBox:true, childOptions:state});
+      var table = CHTML.Element("mjx-table");
+      while (node.firstChild) table.appendChild(node.firstChild);
+      node.appendChild(table);
+      //
+      //  Get the table attributes
+      //
+      var values = this.getValues("columnalign","rowalign","columnspacing","rowspacing",
+                                  "columnwidth","equalcolumns","equalrows",
+                                  "columnlines","rowlines","frame","framespacing",
+                                  "align","width","side","minlabelspacing","useHeight");
+      var t = CHTML.TEX.min_rule_thickness/CHTML.em;
+      state.t = CHTML.Px(t*this.CHTML.scale,1);
+      //
+      //  Create the table
+      //
+      this.CHTMLgetBoxSizes(values,state);
+      this.CHTMLgetAttributes(values,state);
+      this.CHTMLadjustCells(values,state);
+      if (values.frame) table.style.border = state.t+" "+values.frame;
+      this.CHTMLalignV(values,state,node);
+      this.CHTMLcolumnWidths(values,state,node);
+      this.CHTMLstretchCells(values,state);
+      if (state.labeled) this.CHTMLaddLabels(values,state,node,table);
+      //
+      //  Set the bounding box (ignores overlapping outside of the table)
+      //
+      var BBOX = this.CHTML;
+      BBOX.w = BBOX.r = state.R;
+      BBOX.h = BBOX.t = state.T-state.B;
+      BBOX.d = BBOX.b = state.B;
+      if (!values.frame && !BBOX.pwidth) {
+        node.style.padding = "0 "+CHTML.Em(1/6);
+        BBOX.L = BBOX.R = 1/6;
+      }
+      //
+      //  Add any needed space and color
+      //
+      this.CHTMLhandleSpace(node);
+      this.CHTMLhandleBBox(node);
+      this.CHTMLhandleColor(node);
+      //
+      //  Return the completed node
+      //
+      return node;
+    },
+    //
+    //  Get the natural height, depth, and widths of the rows and columns
+    //
+    CHTMLgetBoxSizes: function (values,state) {
+      var LH = CHTML.FONTDATA.lineH * values.useHeight,
+          LD = CHTML.FONTDATA.lineD * values.useHeight;
+      var H = [], D = [], W = [], J = -1, i, m;
+      for (i = 0, m = this.data.length; i < m; i++) {
+        var  row = this.data[i], s = (row.type === "mtr" ? 0 : LABEL);
+        H[i] = LH; D[i] = LD;
+        for (var j = s, M = row.data.length + s; j < M; j++) {
+          if (W[j] == null) {W[j] = -BIGDIMEN; if (j > J) J = j}
+          var cbox = row.data[j-s].CHTML;
+          if (cbox.h > H[i]) H[i] = cbox.h;
+          if (cbox.d > D[i]) D[i] = cbox.d;
+          if (cbox.w > W[j]) W[j] = cbox.w;
+        }
+      }
+      if (values.equalrows) {
+        state.HD = true;
+        var HH = Math.max.apply(Math,H);
+        var DD = Math.max.apply(Math,D);
+        for (i = 0, m = H.length; i < m; i++) {H[i] = HH; D[i] = DD}
+      }
+      state.H = H; state.D = D; state.W = W, state.J = J;
+    },
+    //
+    //  Pad the spacing and alignment attributes to match the size of the table
+    //
+    CHTMLgetAttributes: function (values,state) {
+      var CSPACE = SPLIT(values.columnspacing),
+          RSPACE = SPLIT(values.rowspacing),
+          CALIGN = SPLIT(values.columnalign),
+          RALIGN = SPLIT(values.rowalign),
+          CLINES = SPLIT(values.columnlines),
+          RLINES = SPLIT(values.rowlines),
+          CWIDTH = SPLIT(values.columnwidth),
+          RCALIGN = [], i, m, J = state.J, M = state.rows.length-1;
+      for (i = 0, m = CSPACE.length; i < m; i++) CSPACE[i] = this.CHTMLlength2em(CSPACE[i]);
+      for (i = 0, m = RSPACE.length; i < m; i++) RSPACE[i] = this.CHTMLlength2em(RSPACE[i]);
+      while (CSPACE.length <  J) CSPACE.push(CSPACE[CSPACE.length-1]);
+      while (CALIGN.length <= J) CALIGN.push(CALIGN[CALIGN.length-1]);
+      while (CLINES.length <  J) CLINES.push(CLINES[CLINES.length-1]);
+      while (CWIDTH.length <= J) CWIDTH.push(CWIDTH[CWIDTH.length-1]);
+      while (RSPACE.length <  M) RSPACE.push(RSPACE[RSPACE.length-1]);
+      while (RALIGN.length <= M) RALIGN.push(RALIGN[RALIGN.length-1]);
+      while (RLINES.length <  M) RLINES.push(RLINES[RLINES.length-1]);
+      CALIGN[LABEL] = (values.side.substr(0,1) === "l" ? "left" : "right");
+      //
+      //  Override aligment data based on row-specific attributes
+      //
+      for (i = 0; i <= M; i++) {
+        var row = this.data[i]; RCALIGN[i] = [];
+        if (row.rowalign) RALIGN[i] = row.rowalign;
+        if (row.columnalign) {
+          RCALIGN[i] = SPLIT(row.columnalign);
+          while (RCALIGN[i].length <= J) RCALIGN[i].push(RCALIGN[i][RCALIGN[i].length-1]);
+        }
+      }
+      //
+      //  Handle framespacing
+      //
+      var FSPACE = SPLIT(values.framespacing);
+      if (FSPACE.length != 2) FSPACE = SPLIT(this.defaults.framespacing);
+      FSPACE[0] = Math.max(0,this.CHTMLlength2em(FSPACE[0]));
+      FSPACE[1] = Math.max(0,this.CHTMLlength2em(FSPACE[1]));
+      if (values.columnlines.replace(/none/g,"").replace(/ /g,"") !== "" ||
+          values.rowlines.replace(/none/g,"").replace(/ /g,"") !== "") values.fspace = true;
+      //
+      //  Pad arrays so that final column can be treated as all the others
+      //
+      if (values.frame === MML.LINES.NONE) delete values.frame; else values.fspace = true;
+      if (values.frame) {
+        FSPACE[0] = Math.max(0,FSPACE[0]);
+        FSPACE[1] = Math.max(0,FSPACE[1]);
+      }
+      if (values.fspace) {
+        CSPACE[J] = FSPACE[0]; RSPACE[M] = FSPACE[1];
+      } else {
+        CSPACE[J] = RSPACE[M] = 0;
+      }
+      CLINES[J] = RLINES[M] = MML.LINES.NONE;
+      //
+      //  Save everything in the state
+      //
+      state.CSPACE = CSPACE; state.RSPACE = RSPACE;
+      state.CALIGN = CALIGN; state.RALIGN = RALIGN;
+      state.CLINES = CLINES; state.RLINES = RLINES;
+      state.CWIDTH = CWIDTH; state.RCALIGN = RCALIGN;
+      state.FSPACE = FSPACE;
+    },
+    //
+    //  Add styles to cells to handle borders, spacing, alignment, etc.
+    //
+    CHTMLadjustCells: function(values,state) {
+      var ROWS = state.rows,
+          CSPACE = state.CSPACE, CLINES = state.CLINES,
+          RSPACE = state.RSPACE, RLINES = state.RLINES,
+          CALIGN = state.CALIGN, RALIGN = state.RALIGN,
+          RCALIGN = state.RCALIGN;
+      CSPACE[state.J] *= 2; RSPACE[ROWS.length-1] *= 2; // since halved below
+      var T = "0", B, R, L, border, cbox, align, lastB = 0;
+      if (values.fspace) {
+        lastB = state.FSPACE[1];
+        T = CHTML.Em(state.FSPACE[1]);
+      }
+      state.RHD = []; state.RH = [];
+      for (var i = 0, m = ROWS.length; i < m; i++) {
+        var row = ROWS[i], rdata = this.data[i];
+        //
+        //  Space and borders between rows
+        //
+        B = RSPACE[i]/2; border = null; L = "0";
+        if (RLINES[i] !== MML.LINES.NONE && RLINES[i] !== "") border = state.t+" "+RLINES[i];
+        if (border || (CLINES[j] !== MML.LINES.NONE && CLINES[j] !== "")) {
+          while (row.length <= state.J) {
+            row.push(CHTML.addElement(row.node,"mjx-mtd",null,[['span']]));
+          }
+        }
+        state.RH[i] = lastB + state.H[i];                 // distance to baseline in row
+        lastB = Math.max(0,B);
+        state.RHD[i] = state.RH[i] + lastB + state.D[i];  // total height of row
+        B = CHTML.Em(lastB);
+        //
+        //  Frame space for initial cell
+        //
+        if (values.fspace) L = CHTML.Em(state.FSPACE[0]);
+        //
+        //  The cells in the row
+        //
+        for (var j = 0, M = row.length; j < M; j++) {
+          var s = (rdata.type === "mtr" ? 0 : LABEL);
+          var mtd = rdata.data[j-s] || {CHTML: CHTML.BBOX.zero()};
+          var cell = row[j].style; cbox = mtd.CHTML;
+          //
+          //  Space and borders between columns
+          //
+          R = CSPACE[j]/2;
+          if (CLINES[j] !== MML.LINES.NONE) {
+            cell.borderRight = state.t+" "+CLINES[j];
+            R -= 1/CHTML.em/2;
+          }
+          R = CHTML.Em(Math.max(0,R));
+          cell.padding = T+" "+R+" 0px "+L;
+          if (border) cell.borderBottom = border;
+          L = R;
+          //
+          //  Handle vertical alignment
+          //
+          align = (mtd.rowalign||(this.data[i]||{}).rowalign||RALIGN[i]);
+          var H = Math.max(1,cbox.h), D = Math.max(.2,cbox.d),
+              HD = (state.H[i]+state.D[i]) - (H+D),
+              child = row[j].firstChild.style;
+          if (align === MML.ALIGN.TOP) {
+            if (HD) child.marginBottom = CHTML.Em(HD);
+            cell.verticalAlign = "top";
+          } else if (align === MML.ALIGN.BOTTOM) {
+            cell.verticalAlign = "bottom";
+            if (HD) child.marginTop = CHTML.Em(HD);
+          } else if (align === MML.ALIGN.CENTER) {
+            if (HD) child.marginTop = child.marginBottom = CHTML.Em(HD/2);
+            cell.verticalAlign = "middle";
+          } else {
+            if (H !== state.H[i]) child.marginTop = CHTML.Em(state.H[i]-H);
+          }
+          //
+          //  Handle horizontal alignment
+          //
+          align = (mtd.columnalign||RCALIGN[i][j]||CALIGN[j]);
+          if (align !== MML.ALIGN.CENTER) cell.textAlign = align;
+        }
+        row.node.style.height = CHTML.Em(state.RHD[i]);
+        T = B;
+      }
+      CSPACE[state.J] /= 2; RSPACE[ROWS.length-1] /= 2; // back to normal
+    },
+    //
+    //  Align the table vertically according to the align attribute
+    //
+    CHTMLalignV: function (values,state,node) {
+      var n, M = state.rows.length, H = state.H, D = state.D, RSPACE = state.RSPACE;
+      //
+      //  Get alignment type and row number
+      //
+      if (typeof(values.align) !== "string") values.align = String(values.align);
+      if (values.align.match(/(top|bottom|center|baseline|axis)( +(-?\d+))?/)) {
+        n = parseInt(RegExp.$3||"0");
+        values.align = RegExp.$1
+        if (n < 0) n += state.rows.length + 1;
+        if (n > M || n <= 0) n = null;
+      } else {
+        values.align = this.defaults.align;
+      }
+      //
+      //  Get table height and baseline offset
+      //
+      var T = 0, B = 0, a = CHTML.TEX.axis_height;
+      if (values.fspace) T += state.FSPACE[1];
+      if (values.frame) {T += 2/CHTML.em; B += 1/CHTML.em}
+      for (var i = 0; i < M; i++) {
+        var h = H[i], d = D[i];
+        T += h + d + RSPACE[i];
+        if (n) {
+          if (i === n-1) {
+            B += ({top:h+d, bottom:0, center:(h+d)/2,
+                   baseline:d, axis:a+d})[values.align] + RSPACE[i];
+          }
+          if (i >= n) B += h + d + RSPACE[i];
+        }
+      }
+      if (!n) B = ({top:T, bottom:0, center:T/2, baseline:T/2, axis:T/2-a})[values.align];
+      //
+      //  Place the node and save the values
+      //
+      if (B) node.style.verticalAlign = CHTML.Em(-B);
+      state.T = T; state.B = B;
+    },
+    //
+    //  Determine column widths and set the styles for the columns
+    //
+    CHTMLcolumnWidths: function (values,state,node) {
+      var CWIDTH = state.CWIDTH, CSPACE = state.CSPACE, J = state.J, j;
+      var WW = 0, setWidths = false, relWidth = values.width.match(/%$/);
+      var i, m, w;
+      //
+      //  Handle equal columns by adjusting the CWIDTH array
+      //
+      if (values.width !== "auto" && !relWidth) {
+        WW = Math.max(0,this.CHTMLlength2em(values.width,state.R));
+        setWidths = true;
+      }
+      if (values.equalcolumns) {
+        if (relWidth) {
+          //
+          //  Use percent of total (not perfect, but best we can do)
+          //
+          var p = CHTML.Percent(1/(J+1));
+          for (j = 0; j <= J; j++) CWIDTH[j] = p;
+        } else {
+          //
+          //  For width = auto, make all widths equal the widest,
+          //  otherwise, for specific width, remove intercolumn space
+          //  and divide by number of columns to get widest space.
+          //
+          w = Math.max.apply(Math,state.W);
+          if (values.width !== "auto") {
+            var S = (values.fspace ? state.FSPACE[0] + (values.frame ? 2/CHTML.em : 0) : 0);
+            for (j = 0; j <= J; j++) S += CSPACE[j];
+            w = Math.max((WW-S)/(J+1),w);
+          }
+          w = CHTML.Em(w);
+          for (j = 0; j <= J; j++) CWIDTH[j] = w;
+        }
+        setWidths = true;
+      }
+      //
+      //  Compute natural table width
+      //
+      var TW = 0; if (values.fspace) TW = state.FSPACE[0];
+      var auto = [], fit = [], percent = [], W = [];
+      var row = state.rows[0];
+      for (j = 0; j <= J; j++) {
+        W[j] = state.W[j];
+        if (CWIDTH[j] === "auto") auto.push(j)
+        else if (CWIDTH[j] === "fit") fit.push(j)
+        else if (CWIDTH[j].match(/%$/)) percent.push(j)
+        else W[j] = this.CHTMLlength2em(CWIDTH[j],W[j]);
+        TW += W[j] + CSPACE[j];
+        if (row[j]) row[j].style.width = CHTML.Em(W[j]);
+      }
+      if (values.frame) TW += 2/CHTML.em;
+      var hasFit = (fit.length > 0);
+      //
+      //  Adjust widths of columns
+      //
+      if (setWidths || (relWidth && hasFit)) {
+        if (relWidth) {
+          //
+          //  Attach appropriate widths to the columns
+          //  
+          for (j = 0; j <= J; j++) {
+            cell = row[j].style;
+            if (CWIDTH[j] === "auto" && !hasFit) cell.width = "";
+            else if (CWIDTH[j] === "fit") cell.width = "";
+            else if (CWIDTH[j].match(/%$/)) cell.width = CWIDTH[j];
+            else cell.minWidth = cell.maxWidth = cell.width;
+          }
+        } else {
+          //
+          //  Compute percentage widths
+          //
+          if (WW > TW) {
+            var extra = 0;
+            for (i = 0, m = percent.length; i < m; i++) {
+              j = percent[i];
+              w = Math.max(W[j],this.CHTMLlength2em(CWIDTH[j],WW));
+              extra += w-W[j]; W[j] = w;
+              row[j].style.width = CHTML.Em(w);
+            }
+            TW += extra;
+          }
+          //
+          //  Compute "fit" widths
+          //
+          if (!hasFit) fit = auto;
+          if (WW > TW && fit.length) {
+            var dw = (WW - TW) / fit.length;
+            for (i = 0, m = fit.length; i < m; i++) {
+              j = fit[i]; W[j] += dw;
+              row[j].style.width = CHTML.Em(W[j]);
+            }
+            TW = WW;
+          }
+        }
+      }
+      W[LABEL] = state.W[LABEL];
+      state.W = W;
+      state.R = TW;
+      //
+      //  Set variable width on DOM nodes
+      //
+      if (relWidth) {
+        node.style.width = this.CHTML.pwidth = "100%";
+        this.CHTML.mwidth = CHTML.Em(TW);
+        node.firstChild.style.width = values.width;
+        node.firstChild.style.margin = "auto";
+      }
+    },
+    //
+    //  Stretch any cells that can be stretched
+    //
+    CHTMLstretchCells: function (values,state) {
+      var ROWS = state.rows, H = state.H, D = state.D, W = state.W,
+          J = state.J, M = ROWS.length-1;
+      for (var i = 0; i <= M; i++) {
+        var row = ROWS[i], rdata = this.data[i];
+        var h = H[i], d = D[i];
+        for (var j = 0; j <= J; j++) {
+          var cell = row[j], cdata = rdata.data[j];
+          if (!cdata) continue;
+          if (cdata.CHTML.stretch === "V") cdata.CHTMLstretchV(h,d);
+          else if (cdata.CHTML.stretch === "H") cdata.CHTMLstretchH(cell,W[j]);
+        }
+      }
+    },
+    //
+    //  Add labels to a table
+    //
+    CHTMLaddLabels: function (values,state,node,table) {
+      //
+      //  Get indentation and alignment
+      //
+      var indent = this.getValues("indentalignfirst","indentshiftfirst","indentalign","indentshift");
+      if (indent.indentalignfirst !== MML.INDENTALIGN.INDENTALIGN) indent.indentalign = indent.indentalignfirst;
+      if (indent.indentalign === MML.INDENTALIGN.AUTO) indent.indentalign = CONFIG.displayAlign;
+      if (indent.indentshiftfirst !== MML.INDENTSHIFT.INDENTSHIFT) indent.indentshift = indent.indentshiftfirst;
+      if (indent.indentshift === "auto") indent.indentshift = "0";
+      var shift = this.CHTMLlength2em(indent.indentshift,CHTML.cwidth);
+      var labelspace = this.CHTMLlength2em(values.minlabelspacing,.8);
+      var labelW = labelspace + state.W[LABEL], labelshift = 0, tw = state.R;
+      var dIndent = this.CHTMLlength2em(CONFIG.displayIndent,CHTML.cwidth);
+      var s = (state.CALIGN[LABEL] === MML.INDENTALIGN.RIGHT ? -1 : 1);
+      if (indent.indentalign === MML.INDENTALIGN.CENTER) {
+        tw += 2 * (labelW - s*(shift + dIndent));
+        shift += dIndent;
+      } else if (state.CALIGN[LABEL] === indent.indentalign) {
+        if (dIndent < 0) {labelshift = s*dIndent; dIndent = 0}
+        shift += s*dIndent; if (labelW > s*shift) shift = s*labelW; shift += labelshift;
+        shift *= s; tw += shift;
+      } else {
+        tw += labelW - s*shift + dIndent;
+        shift -= s*dIndent; shift *= -s;
+      }
+      //
+      //  Create boxes for table and labels
+      //
+      var box = CHTML.addElement(node,"mjx-box",{
+        style:{width:"100%","text-align":indent.indentalign}
+      }); box.appendChild(table);
+      var labels = CHTML.Element("mjx-itable");
+      table.style.display = "inline-table"; if (!table.style.width) table.style.width = "auto";
+      labels.style.verticalAlign = "top";
+      table.style.verticalAlign = CHTML.Em(state.T-state.B-state.H[0]);
+      node.style.verticalAlign = "";
+      if (shift) {
+        if (indent.indentalign === MML.INDENTALIGN.CENTER) {
+          table.style.marginLeft = CHTML.Em(shift);
+          table.style.marginRight = CHTML.Em(-shift);
+        } else {
+          var margin = "margin" + (indent.indentalign === MML.INDENTALIGN.RIGHT ? "Right" : "Left");
+          table.style[margin] = CHTML.Em(shift);
+        }
+      }
+      //
+      //  Add labels on correct side
+      //
+      if (state.CALIGN[LABEL] === "left") {
+        node.insertBefore(labels,box);
+        labels.style.marginRight = CHTML.Em(-state.W[LABEL]-labelshift);
+        if (labelshift) labels.style.marginLeft = CHTML.Em(labelshift);
+      } else {
+        node.appendChild(labels);
+        labels.style.marginLeft = CHTML.Em(-state.W[LABEL]+labelshift);
+      }
+      //
+      //  Vertically align the labels with their rows
+      //
+      var LABELS = state.labels, T = 0;
+      if (values.fspace) T = state.FSPACE[0] + (values.frame ? 1/CHTML.em : 0);
+      for (var i = 0, m = LABELS.length; i < m; i++) {
+        if (LABELS[i] && this.data[i].data[0]) {
+          labels.appendChild(LABELS[i]);
+          var lbox = this.data[i].data[0].CHTML;
+          T = state.RH[i] - Math.max(1,lbox.h);
+          if (T) LABELS[i].firstChild.firstChild.style.marginTop = CHTML.Em(T);
+          LABELS[i].style.height = CHTML.Em(state.RHD[i]);
+        } else {
+          CHTML.addElement(labels,"mjx-label",{style:{height:CHTML.Em(state.RHD[i])}});
+        }
+      }
+      //
+      //  Propagate full-width equations, and reserve room for equation plus label
+      //
+      node.style.width = this.CHTML.pwidth = "100%";
+      node.style.minWidth = this.CHTML.mwidth = CHTML.Em(Math.max(0,tw));
+    }
+  });
+  
+  MML.mtr.Augment({
+    toCommonHTML: function (node,options) {
+      //
+      //  Create the row node
+      //
+      node = this.CHTMLcreateNode(node);
+      this.CHTMLhandleStyle(node);
+      this.CHTMLhandleScale(node);
+      //
+      //  Add a new row with no label
+      //
+      if (!options) options = {rows:[],labels:[]};
+      var row = []; options.rows.push(row); row.node = node;
+      options.labels.push(null);
+      //
+      //  Add the cells to the row
+      //
+      for (var i = 0, m = this.data.length; i < m; i++)
+        row.push(this.CHTMLaddChild(node,i,options));
+      //
+      this.CHTMLhandleColor(node);
+      return node;
+    }
+  });
+  MML.mlabeledtr.Augment({
+    toCommonHTML: function (node,options) {
+      //
+      //  Create the row node
+      //
+      node = this.CHTMLcreateNode(node);
+      this.CHTMLhandleStyle(node);
+      this.CHTMLhandleScale(node);
+      //
+      //  Add a new row, and get the label
+      //
+      if (!options) options = {rows:[],labels:[]};
+      var row = []; options.rows.push(row); row.node = node;
+      var label = CHTML.Element("mjx-label"); options.labels.push(label);
+      this.CHTMLaddChild(label,0,options);
+      if (this.data[0]) options.labeled = true;
+      //
+      //  Add the cells to the row
+      //
+      for (var i = 1, m = this.data.length; i < m; i++)
+        row.push(this.CHTMLaddChild(node,i,options));
+      //
+      this.CHTMLhandleColor(node);
+      return node;
+    }
+  });
+  MML.mtd.Augment({
+    toCommonHTML: function (node,options) {
+      node = this.CHTMLdefaultNode(node,options);
+      CHTML.addElement(node.firstChild,"mjx-strut");  // forces height to 1em (we adjust later)
+      //
+      //  Determine if this is stretchy or not
+      //
+      if (this.isEmbellished()) {
+        var mo = this.CoreMO(), BBOX = this.CHTML;
+        if (mo.CHTMLcanStretch("Vertical")) BBOX.stretch = "V";
+        else if (mo.CHTMLcanStretch("Horizontal")) BBOX.stretch = "H";
+        if (BBOX.stretch) {
+          var min = mo.Get("minsize",true);
+          if (min) {
+            if (BBOX.stretch === "V") {
+              var HD = BBOX.h + BBOX.d;
+              if (HD) {
+                var r = this.CHTMLlength2em(min,HD)/HD;
+                if (r > 1) {BBOX.h *= r; BBOX.d *= r}
+              }
+            } else {
+              BBOX.w = Math.max(BBOX.w,this.CHTMLlength2em(min,BBOX.w));
+            }
+          }
+        }
+      }
+      return node;
+    }
+  });
+
+  
+  MathJax.Hub.Startup.signal.Post("CommonHTML mtable Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/mtable.js");
+});
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/autoload/multiline.js b/js/mathjax/jax/output/CommonHTML/autoload/multiline.js
new file mode 100644
index 0000000..9d54b99
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/autoload/multiline.js
@@ -0,0 +1,799 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/autoload/multiline.js
+ *  
+ *  Implements the CommonHTML output for <mrow>'s that contain line breaks.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.Hub.Register.StartupHook("CommonHTML Jax Ready",function () {
+  var VERSION = "2.7.9";
+  var MML = MathJax.ElementJax.mml,
+      CONFIG = MathJax.Hub.config,
+      CHTML = MathJax.OutputJax.CommonHTML;
+  //
+  //  Fake node used for testing end-of-line potential breakpoint
+  //
+  var MO = MML.mo().With({CHTML: CHTML.BBOX.empty()});
+  
+  //
+  //  Penalties for the various line breaks
+  //
+  var PENALTY = {
+    newline:         0,
+    nobreak:   1000000,
+    goodbreak:   [-200],
+    badbreak:    [+200],
+    auto:           [0],
+    
+    maxwidth:     1.33,  // stop looking for breaks after this time the line-break width
+    toobig:        800,
+    nestfactor:    400,
+    spacefactor:  -100,
+    spaceoffset:     2,
+    spacelimit:      1,  // spaces larger than this get a penalty boost
+    fence:         500,
+    close:         500
+  };
+  
+  var ENDVALUES = {linebreakstyle: "after"};
+
+  
+  /**************************************************************************/
+  
+  MML.mbase.Augment({
+    CHTMLlinebreakPenalty: PENALTY,
+    
+    /****************************************************************/
+    //
+    // Handle breaking an mrow into separate lines
+    //
+    CHTMLmultiline: function (node) {
+
+      //
+      //  Find the parent element and mark it as multiline
+      //
+      var parent = this;
+      while (parent.inferred || (parent.parent && parent.parent.type === "mrow" &&
+             parent.parent.isEmbellished())) {parent = parent.parent}
+      var isTop = ((parent.type === "math" && parent.Get("display") === "block") ||
+                    parent.type === "mtd");
+      parent.isMultiline = true;
+      
+      //
+      //  Default values for the line-breaking parameters
+      //
+      var VALUES = this.getValues(
+        "linebreak","linebreakstyle","lineleading","linebreakmultchar",
+        "indentalign","indentshift",
+        "indentalignfirst","indentshiftfirst",
+        "indentalignlast","indentshiftlast"
+      );
+      if (VALUES.linebreakstyle === MML.LINEBREAKSTYLE.INFIXLINEBREAKSTYLE) 
+        VALUES.linebreakstyle = this.Get("infixlinebreakstyle");
+      VALUES.lineleading = this.CHTMLlength2em(VALUES.lineleading,0.5);
+
+      //
+      //  Break the math at its best line breaks
+      //
+      CHTML.BBOX.empty(this.CHTML);
+      var stack = CHTML.addElement(node,"mjx-stack");
+      var state = {
+            BBOX: this.CHTML,
+            n: 0, Y: 0,
+            scale: (this.CHTML.scale||1),
+            isTop: isTop,
+            values: {},
+            VALUES: VALUES
+          },
+          align = this.CHTMLgetAlign(state,{}),
+          shift = this.CHTMLgetShift(state,{},align),
+          start = [],
+          end = {
+            index:[], penalty:PENALTY.nobreak,
+            w:0, W:shift, shift:shift, scanW:shift,
+            nest: 0
+          },
+          broken = false;
+          
+      while (this.CHTMLbetterBreak(end,state,true) && 
+             (end.scanW >= CHTML.linebreakWidth || end.penalty === PENALTY.newline)) {
+        this.CHTMLaddLine(stack,start,end.index,state,end.values,broken);
+        start = end.index.slice(0); broken = true;
+        align = this.CHTMLgetAlign(state,end.values);
+        shift = this.CHTMLgetShift(state,end.values,align);
+        end.W = end.shift = end.scanW = shift; end.penalty = PENALTY.nobreak;
+      }
+      state.isLast = true;
+      this.CHTMLaddLine(stack,start,[],state,ENDVALUES,broken);
+
+      if (parent.type === "math") {
+        node.style.width = stack.style.width = this.CHTML.pwidth = "100%";
+      }
+      this.CHTML.mwidth = CHTML.Em(this.CHTML.w);
+      this.CHTML.isMultiline = parent.CHTML.isMultiline = true;
+      stack.style.verticalAlign = CHTML.Em(state.d - this.CHTML.d);
+      
+      return node;
+    },
+
+    /****************************************************************/
+    //
+    //  Locate the next linebreak that is better than the current one
+    //
+    CHTMLbetterBreak: function (info,state,toplevel) {
+      if (this.isToken) return false;  // FIXME: handle breaking of token elements
+      if (this.isEmbellished()) {
+        info.embellished = this;
+        return this.CoreMO().CHTMLbetterBreak(info,state);
+      }
+      if (this.linebreakContainer) return false;
+      //
+      //  Get the current breakpoint position and other data
+      //
+      var index = info.index.slice(0), i = info.index.shift(),
+          m = this.data.length, W, w, scanW, broken = (info.index.length > 0), better = false;
+      if (i == null) i = -1; if (!broken) {i++; info.W += info.w; info.w = 0}
+      scanW = info.scanW = info.W; info.nest++;
+      //
+      //  Look through the line for breakpoints,
+      //    (as long as we are not too far past the breaking width)
+      //
+      while (i < m && (info.scanW < PENALTY.maxwidth*CHTML.linebreakWidth || info.w === 0)) {
+        if (this.data[i]) {
+          if (this.data[i].CHTMLbetterBreak(info,state)) {
+            better = true; index = [i].concat(info.index); W = info.W; w = info.w;
+            if (info.penalty === PENALTY.newline) {
+              info.index = index;
+              if (info.nest) {info.nest--}
+              return true;
+            }
+          }
+          scanW = (broken ? info.scanW : this.CHTMLaddWidth(i,info,scanW));
+        }
+        info.index = []; i++; broken = false;
+      }
+      //
+      //  Check if end-of-line is a better breakpoint
+      //
+      if (toplevel && better) {
+        MO.parent = this.parent; MO.inherit = this.inherit;
+        if (MO.CHTMLbetterBreak(info,state)) {better = false; index = info.index}
+      }
+      if (info.nest) {info.nest--}
+      info.index = index;
+      if (better) {info.W = W; info.w = w}
+      return better;
+    },
+    CHTMLaddWidth: function (i,info,scanW) {
+      if (this.data[i]) {
+        var bbox = this.data[i].CHTML;
+        scanW += (bbox.w + (bbox.L||0) + (bbox.R||0)) * (bbox.scale || 1);
+        info.W = info.scanW = scanW; info.w = 0;
+      }
+      return scanW;
+    },
+    
+    /****************************************************************/
+    //
+    //  Create a new line and move the required elements into it
+    //  Position it using proper alignment and indenting
+    //
+    CHTMLaddLine: function (stack,start,end,state,values,broken) {
+      //
+      //  Create a box for the line, with empty BBox
+      //    fill it with the proper elements,
+      //    and clean up the bbox
+      //
+      var block = CHTML.addElement(stack,"mjx-block",{},[["mjx-box"]]), line = block.firstChild;
+      var bbox = state.bbox = CHTML.BBOX.empty();
+      state.first = broken; state.last = true;
+      this.CHTMLmoveLine(start,end,line,state,values);
+      bbox.clean();
+      //
+      //  Get the alignment and shift values
+      //
+      var align = this.CHTMLgetAlign(state,values),
+          shift = this.CHTMLgetShift(state,values,align,true);
+      //
+      //  Set the Y offset based on previous depth, leading, and current height
+      //
+      var dY = 0;
+      if (state.n > 0) {
+        var LHD = CHTML.FONTDATA.baselineskip;
+        var leading = (state.values.lineleading == null ? state.VALUES : state.values).lineleading * state.scale;
+        var Y = state.Y;
+        state.Y -= Math.max(LHD,state.d + bbox.h + leading);
+        dY = Y - state.Y - state.d - bbox.h;
+      }
+      //
+      //  Place the new line
+      //
+      if (shift) line.style.margin = "0 "+CHTML.Em(-shift)+" 0 "+CHTML.Em(shift);
+      if (align !== MML.INDENTALIGN.LEFT) block.style.textAlign = align;
+      if (dY) block.style.paddingTop = CHTML.Em(dY);
+      state.BBOX.combine(bbox,shift,state.Y);
+      //
+      //  Save the values needed for the future
+      //
+      state.d = state.bbox.d; state.values = values; state.n++;
+    },
+    
+    /****************************************************************/
+    //
+    //  Get alignment and shift values from the given data
+    //
+    CHTMLgetAlign: function (state,values) {
+      var cur = values, prev = state.values, def = state.VALUES, align;
+      if (state.n === 0)     align = cur.indentalignfirst || prev.indentalignfirst || def.indentalignfirst;
+      else if (state.isLast) align = prev.indentalignlast || def.indentalignlast;
+      else                   align = prev.indentalign || def.indentalign;
+      if (align === MML.INDENTALIGN.INDENTALIGN) align = prev.indentalign || def.indentalign;
+      if (align === MML.INDENTALIGN.AUTO) align = (state.isTop ? CONFIG.displayAlign : MML.INDENTALIGN.LEFT);
+      return align;
+    },
+    CHTMLgetShift: function (state,values,align,noadjust) {
+      var cur = values, prev = state.values, def = state.VALUES, shift;
+      if (state.n === 0)     shift = cur.indentshiftfirst || prev.indentshiftfirst || def.indentshiftfirst;
+      else if (state.isLast) shift = prev.indentshiftlast || def.indentshiftlast;
+      else                   shift = prev.indentshift || def.indentshift;
+      if (shift === MML.INDENTSHIFT.INDENTSHIFT) shift = prev.indentshift || def.indentshift;
+      if (shift === "auto" || shift === "") shift = "0";
+      shift = this.CHTMLlength2em(shift,CHTML.cwidth);
+      if (state.isTop && CONFIG.displayIndent !== "0") {
+        var indent = this.CHTMLlength2em(CONFIG.displayIndent,CHTML.cwidth);
+        shift += (align === MML.INDENTALIGN.RIGHT ? -indent : indent);
+      }
+      return (align === MML.INDENTALIGN.RIGHT && !noadjust ? -shift : shift);
+    },
+    
+    /****************************************************************/
+    //
+    //  Move the selected elements into the new line's box,
+    //    moving whole items when possible, and parts of ones
+    //    that are split by a line break.
+    //  
+    CHTMLmoveLine: function (start,end,node,state,values) {
+      var i = start[0], j = end[0];
+      if (i == null) i = -1; if (j == null) j = this.data.length-1;
+      if (i === j && start.length > 1) {
+        //
+        //  If starting and ending in the same element move the subpiece to the new line
+        //
+        this.data[i].CHTMLmoveSlice(start.slice(1),end.slice(1),node,state,values,"marginLeft");
+      } else {
+        //
+        //  Otherwise, move the remainder of the initial item
+        //  and any others up to the last one
+        //
+        var last = state.last; state.last = false;
+        while (i < j) {
+          if (this.data[i]) {
+            if (start.length <= 1) this.data[i].CHTMLmoveNode(node,state,values);
+              else this.data[i].CHTMLmoveSlice(start.slice(1),[],node,state,values,"marginLeft");
+          }
+          i++; state.first = false; start = [];
+        }
+        //
+        //  If the last item is complete, move it,
+        //    otherwise move the first part of it up to the split
+        //
+        state.last = last;
+        if (this.data[i]) {
+          if (end.length <= 1) this.data[i].CHTMLmoveNode(node,state,values);
+            else this.data[i].CHTMLmoveSlice([],end.slice(1),node,state,values,"marginRight");
+        }
+      }
+    },
+    
+    /****************************************************************/
+    //
+    //  Split an element and copy the selected items into the new part
+    //
+    CHTMLmoveSlice: function (start,end,node,state,values,margin) {
+      //
+      //  Create a new box for the slice of the element
+      //  Move the selected portion into the slice
+      //  If it is the last slice
+      //    Remove the original (now empty) node
+      //    Rename the Continue-0 node with the original name (for CHTMLnodeElement)
+      //
+      var slice = this.CHTMLcreateSliceNode(node);
+      this.CHTMLmoveLine(start,end,slice,state,values);
+      if (slice.style[margin]) slice.style[margin] = "";
+      if (this.CHTML.L) {
+        if (margin !== "marginLeft") state.bbox.w += this.CHTML.L;
+          else slice.className = slice.className.replace(/ MJXc-space\d/,"");
+      }
+      if (this.CHTML.R && margin !== "marginRight") state.bbox.w += this.CHTML.R;
+      if (end.length === 0) {
+        node = this.CHTMLnodeElement();
+        if (this.href) node = node.parentNode;
+        node.parentNode.removeChild(node);
+        node.nextMathJaxNode.id = node.id;
+      }
+      return slice;
+    },
+
+    /****************************************************************/
+    //
+    //  Create a new node for an element that is split in two
+    //    Clone the original and update its ID.
+    //    Link the old node to the new one so we can find it later
+    //
+    CHTMLcreateSliceNode: function (node) {
+      var NODE = this.CHTMLnodeElement(), n = 0;
+      if (this.href) NODE = NODE.parentNode;
+      var LAST = NODE; while (LAST.nextMathJaxNode) {LAST = LAST.nextMathJaxNode; n++}
+      var SLICE = NODE.cloneNode(false); LAST.nextMathJaxNode = SLICE; SLICE.nextMathJaxNode = null;
+      SLICE.id += "-MJX-Continue-"+n;
+      return node.appendChild(SLICE);
+    },
+    
+    /****************************************************************/
+    //
+    //  Move an element from its original node to its new location in
+    //    a split element or the new line's node
+    //
+    CHTMLmoveNode: function (line,state,values) {
+      // FIXME:  handle linebreakstyle === "duplicate"
+      // FIXME:  handle linebreakmultchar
+      if (!(state.first || state.last) ||
+           (state.first && state.values.linebreakstyle === MML.LINEBREAKSTYLE.BEFORE) ||
+           (state.last && values.linebreakstyle === MML.LINEBREAKSTYLE.AFTER)) {
+        //
+        //  Move node
+        //
+        var node = this.CHTMLnodeElement();
+        if (this.href) node = node.parentNode;
+        line.appendChild(node);
+        if (this.CHTML.pwidth && !line.style.width) line.style.width = this.CHTML.pwidth;
+        //
+        //  If it is last, remove right margin
+        //  If it is first, remove left margin
+        //
+        if (state.last) node.style.marginRight = "";
+        if (state.first || state.nextIsFirst) {
+          node.style.marginLeft = ""; this.CHTML.L = 0;
+          node.className = node.className.replace(/ MJXc-space\d/,"");
+        }
+        if (state.first && this.CHTML.w === 0) state.nextIsFirst = true;
+          else delete state.nextIsFirst;
+        //
+        //  Update bounding box
+        //
+        state.bbox.combine(this.CHTML,state.bbox.w,0);
+      }
+    }
+  });
+
+  /**************************************************************************/
+
+  MML.mfenced.Augment({
+    CHTMLbetterBreak: function (info,state) {
+      //
+      //  Get the current breakpoint position and other data
+      //
+      var index = info.index.slice(0), i = info.index.shift(),
+          m = this.data.length, W, w, scanW, broken = (info.index.length > 0), better = false;
+      if (i == null) i = -1; if (!broken) {i++; info.W += info.w; info.w = 0}
+      scanW = info.scanW = info.W; info.nest++;
+      //
+      //  Create indices that include the delimiters and separators
+      //
+      if (!this.dataI) {
+        this.dataI = [];
+        if (this.data.open) this.dataI.push("open");
+        if (m) this.dataI.push(0);
+        for (var j = 1; j < m; j++) {
+          if (this.data["sep"+j]) this.dataI.push("sep"+j);
+          this.dataI.push(j);
+        }
+        if (this.data.close) this.dataI.push("close");
+      }
+      m = this.dataI.length;
+      //
+      //  Look through the line for breakpoints, including the open, close, and separators
+      //    (as long as we are not too far past the breaking width)
+      //
+      while (i < m && (info.scanW < PENALTY.maxwidth*CHTML.linebreakWidth || info.w === 0)) {
+        var k = this.dataI[i];
+        if (this.data[k]) {
+          if (this.data[k].CHTMLbetterBreak(info,state)) {
+            better = true; index = [i].concat(info.index); W = info.W; w = info.w;
+            if (info.penalty === PENALTY.newline) {
+              info.index = index;
+              if (info.nest) info.nest--;
+              return true;
+            }
+          }
+          scanW = (broken ? info.scanW : this.CHTMLaddWidth(i,info,scanW));
+        }
+        info.index = []; i++; broken = false;
+      }
+      if (info.nest) info.nest--;
+      info.index = index;
+      if (better) {info.W = W; info.w = w}
+      return better;
+    },
+    
+    CHTMLmoveLine: function (start,end,node,state,values) {
+      var i = start[0], j = end[0];
+      if (i == null) i = -1; if (j == null) j = this.dataI.length-1;
+      if (i === j && start.length > 1) {
+        //
+        //  If starting and ending in the same element move the subpiece to the new line
+        //
+        this.data[this.dataI[i]].CHTMLmoveSlice(start.slice(1),end.slice(1),node,state,values,"marginLeft");
+      } else {
+        //
+        //  Otherwise, move the remainder of the initial item
+        //  and any others (including open and separators) up to the last one
+        //
+        var last = state.last; state.last = false; var k = this.dataI[i];
+        while (i < j) {
+          if (this.data[k]) {
+            if (start.length <= 1) this.data[k].CHTMLmoveNode(node,state,values);
+              else this.data[k].CHTMLmoveSlice(start.slice(1),[],node,state,values,"marginLeft");
+          }
+          i++; k = this.dataI[i]; state.first = false; start = [];
+        }
+        //
+        //  If the last item is complete, move it
+        //
+        state.last = last;
+        if (this.data[k]) {
+          if (end.length <= 1) this.data[k].CHTMLmoveNode(node,state,values);
+            else this.data[k].CHTMLmoveSlice([],end.slice(1),node,state,values,"marginRight");
+        }
+      }
+    }
+
+  });
+  
+  /**************************************************************************/
+
+  MML.msubsup.Augment({
+    CHTMLbetterBreak: function (info,state) {
+      if (!this.data[this.base]) {return false}
+      //
+      //  Get the current breakpoint position and other data
+      //
+      var index = info.index.slice(0), i = info.index.shift(),
+          W, w, scanW, broken = (info.index.length > 0), better = false;
+      if (!broken) {info.W += info.w; info.w = 0}
+      scanW = info.scanW = info.W;
+      //
+      //  Record the width of the base and the super- and subscripts
+      //
+      if (i == null) {
+        this.CHTML.baseW = this.data[this.base].CHTML.w;
+        this.CHTML.dw = this.CHTML.w - this.CHTML.baseW;
+      }
+      //
+      //  Check if the base can be broken
+      //
+      if (this.data[this.base].CHTMLbetterBreak(info,state)) {
+        better = true; index = [this.base].concat(info.index); W = info.W; w = info.w;
+        if (info.penalty === PENALTY.newline) better = broken = true;
+      }
+      //
+      //  Add in the base if it is unbroken, and add the scripts
+      //
+      if (!broken) this.CHTMLaddWidth(this.base,info,scanW);
+      info.scanW += this.CHTML.dw; info.W = info.scanW;
+      info.index = []; if (better) {info.W = W; info.w = w; info.index = index}
+      return better;
+    },
+    
+    CHTMLmoveLine: function (start,end,node,state,values) {
+      //
+      //  Move the proper part of the base
+      //
+      if (this.data[this.base]) {
+        var base = CHTML.addElement(node,"mjx-base");
+        var ic = this.data[this.base].CHTML.ic;
+        if (ic) base.style.marginRight = CHTML.Em(-ic);
+        if (start.length > 1) {
+          this.data[this.base].CHTMLmoveSlice(start.slice(1),end.slice(1),base,state,values,"marginLeft");
+        } else {
+          if (end.length <= 1) this.data[this.base].CHTMLmoveNode(base,state,values);
+            else this.data[this.base].CHTMLmoveSlice([],end.slice(1),base,state,values,"marginRight");
+        }
+      }
+      //
+      //  If this is the end, check for super and subscripts, and move those
+      //  by moving the elements that contains them.  Adjust the bounding box
+      //  to include the super and subscripts.
+      //
+      if (end.length === 0) {
+        var NODE = this.CHTMLnodeElement(),
+            stack = CHTML.getNode(NODE,"mjx-stack"),
+            sup = CHTML.getNode(NODE,"mjx-sup"),
+            sub = CHTML.getNode(NODE,"mjx-sub");
+        if (stack)      node.appendChild(stack);
+          else if (sup) node.appendChild(sup);
+          else if (sub) node.appendChild(sub);
+        var w = state.bbox.w, bbox;
+        if (sup) {
+          bbox = this.data[this.sup].CHTML;
+          state.bbox.combine(bbox,w,bbox.Y);
+        }
+        if (sub) {
+          bbox = this.data[this.sub].CHTML;
+          state.bbox.combine(bbox,w,bbox.Y);
+        }
+      }
+    }
+
+  });
+  
+  /**************************************************************************/
+
+  MML.mmultiscripts.Augment({
+    CHTMLbetterBreak: function (info,state) {
+      if (!this.data[this.base]) return false;
+      //
+      //  Get the current breakpoint position and other data
+      //
+      var index = info.index.slice(0); info.index.shift();
+      var W, w, scanW, broken = (info.index.length > 0), better = false;
+      if (!broken) {info.W += info.w; info.w = 0}
+      info.scanW = info.W;
+      //
+      //  Get the bounding boxes and the width of the scripts
+      //
+      var bbox = this.CHTML, base = this.data[this.base].CHTML;
+      var dw = bbox.w - base.w - (bbox.X||0);
+      //
+      //  Add in the width of the prescripts
+      //  
+      info.scanW += bbox.X||0; scanW = info.scanW;
+      //
+      //  Check if the base can be broken
+      //
+      if (this.data[this.base].CHTMLbetterBreak(info,state)) {
+        better = true; index = [this.base].concat(info.index); W = info.W; w = info.w;
+        if (info.penalty === PENALTY.newline) better = broken = true;
+      }
+      //
+      //  Add in the base if it is unbroken, and add the scripts
+      //
+      if (!broken) this.CHTMLaddWidth(this.base,info,scanW);
+      info.scanW += dw; info.W = info.scanW;
+      info.index = []; if (better) {info.W = W; info.w = w; info.index = index}
+      return better;
+    },
+    
+    CHTMLmoveLine: function (start,end,node,state,values) {
+      var NODE, BOX = this.CHTMLbbox, w;
+      //
+      //  If this is the start, move the prescripts, if any.
+      //
+      if (start.length < 1) {
+        NODE = this.CHTMLnodeElement();
+        var prestack = CHTML.getNode(NODE,"mjx-prestack"),
+            presup = CHTML.getNode(NODE,"mjx-presup"),
+            presub = CHTML.getNode(NODE,"mjx-presub");
+        if (prestack)      node.appendChild(prestack);
+          else if (presup) node.appendChild(presup);
+          else if (presub) node.appendChild(presub);
+        w = state.bbox.w;
+        if (presup) state.bbox.combine(BOX.presup,w+BOX.presup.X,BOX.presup.Y);
+        if (presub) state.bbox.combine(BOX.presub,w+BOX.presub.X,BOX.presub.Y);
+      }
+      //
+      //  Move the proper part of the base
+      //
+      if (this.data[this.base]) {
+        var base = CHTML.addElement(node,"mjx-base");
+        if (start.length > 1) {
+          this.data[this.base].CHTMLmoveSlice(start.slice(1),end.slice(1),base,state,values,"marginLeft");
+        } else {
+          if (end.length <= 1) this.data[this.base].CHTMLmoveNode(base,state,values);
+            else this.data[this.base].CHTMLmoveSlice([],end.slice(1),base,state,values,"marginRight");
+        }
+      }
+      //
+      //  If this is the end, check for super and subscripts, and move those
+      //  by moving the elements that contains them.  Adjust the bounding box
+      //  to include the super and subscripts.
+      //
+      if (end.length === 0) {
+        NODE = this.CHTMLnodeElement();
+        var stack = CHTML.getNode(NODE,"mjx-stack"),
+            sup = CHTML.getNode(NODE,"mjx-sup"),
+            sub = CHTML.getNode(NODE,"mjx-sub");
+        if (stack)      node.appendChild(stack);
+          else if (sup) node.appendChild(sup);
+          else if (sub) node.appendChild(sub);
+        w = state.bbox.w;
+        if (sup) state.bbox.combine(BOX.sup,w,BOX.sup.Y);
+        if (sub) state.bbox.combine(BOX.sub,w,BOX.sub.Y);
+      }
+    }
+
+  });
+  
+  /**************************************************************************/
+
+  MML.mo.Augment({
+    //
+    //  Override the method for checking line breaks to properly handle <mo>
+    //
+    CHTMLbetterBreak: function (info,state) {
+      if (info.values && info.values.id === this.CHTMLnodeID) return false;
+      var values = this.getValues(
+        "linebreak","linebreakstyle","lineleading","linebreakmultchar",
+        "indentalign","indentshift",
+        "indentalignfirst","indentshiftfirst",
+        "indentalignlast","indentshiftlast",
+        "texClass", "fence"
+      );
+      if (values.linebreakstyle === MML.LINEBREAKSTYLE.INFIXLINEBREAKSTYLE) 
+        values.linebreakstyle = this.Get("infixlinebreakstyle");
+      //
+      //  Adjust nesting by TeX class (helps output that does not include
+      //  mrows for nesting, but can leave these unbalanced.
+      //
+      if (values.texClass === MML.TEXCLASS.OPEN) info.nest++;
+      if (values.texClass === MML.TEXCLASS.CLOSE && info.nest) info.nest--;
+      //
+      //  Get the default penalty for this location
+      //
+      var W = info.scanW; delete info.embellished;
+      var w = this.CHTML.w + (this.CHTML.L||0) + (this.CHTML.R||0);
+      if (values.linebreakstyle === MML.LINEBREAKSTYLE.AFTER) {W += w; w = 0}
+      if (W - info.shift === 0 && values.linebreak !== MML.LINEBREAK.NEWLINE)
+        return false; // don't break at zero width (FIXME?)
+      var offset = CHTML.linebreakWidth - W;
+      // Adjust offest for explicit first-line indent and align
+      if (state.n === 0 && (values.indentshiftfirst !== state.VALUES.indentshiftfirst ||
+          values.indentalignfirst !== state.VALUES.indentalignfirst)) {
+        var align = this.CHTMLgetAlign(state,values),
+            shift = this.CHTMLgetShift(state,values,align);
+        offset += (info.shift - shift);
+      }
+      //
+      var penalty = Math.floor(offset / CHTML.linebreakWidth * 1000);
+      if (penalty < 0) penalty = PENALTY.toobig - 3*penalty;
+      if (values.fence) penalty += PENALTY.fence;
+      if ((values.linebreakstyle === MML.LINEBREAKSTYLE.AFTER &&
+          values.texClass === MML.TEXCLASS.OPEN) ||
+          values.texClass === MML.TEXCLASS.CLOSE) penalty += PENALTY.close;
+      penalty += info.nest * PENALTY.nestfactor;
+      //
+      //  Get the penalty for this type of break and
+      //    use it to modify the default penalty
+      //
+      var linebreak = PENALTY[values.linebreak||MML.LINEBREAK.AUTO]||0;
+      if (!MathJax.Object.isArray(linebreak)) {
+        //  for breaks past the width, keep original penalty for newline
+        if (linebreak || offset >= 0) {penalty = linebreak * info.nest}
+      } else {penalty = Math.max(1,penalty + linebreak[0] * info.nest)}
+      //
+      //  If the penalty is no better than the current one, return false
+      //  Otherwise save the data for this breakpoint and return true
+      //
+      if (penalty >= info.penalty) return false;
+      info.penalty = penalty; info.values = values; info.W = W; info.w = w;
+      values.lineleading = this.CHTMLlength2em(values.lineleading,state.VALUES.lineleading);
+      values.id = this.CHTMLnodeID;
+      return true;
+    }
+  });
+  
+  /**************************************************************************/
+
+  MML.mspace.Augment({
+    //
+    //  Override the method for checking line breaks to properly handle <mspace>
+    //
+    CHTMLbetterBreak: function (info,state) {
+      if (info.values && info.values.id === this.CHTMLnodeID) return false;
+      var values = this.getValues("linebreak");
+      var linebreakValue = values.linebreak;
+      if (!linebreakValue || this.hasDimAttr()) {
+        // The MathML spec says that the linebreak attribute should be ignored
+        // if any dimensional attribute is set.
+        linebreakValue = MML.LINEBREAK.AUTO;
+      }
+      //
+      //  Get the default penalty for this location
+      //
+      var W = info.scanW, w = this.CHTML.w + (this.CHTML.L||0) + (this.CHTML.R||0);
+      if (W - info.shift === 0) return false; // don't break at zero width (FIXME?)
+      var offset = CHTML.linebreakWidth - W;
+      //
+      var penalty = Math.floor(offset / CHTML.linebreakWidth * 1000);
+      if (penalty < 0) penalty = PENALTY.toobig - 3*penalty;
+      penalty += info.nest * PENALTY.nestfactor;
+      //
+      //  Get the penalty for this type of break and
+      //    use it to modify the default penalty
+      //
+      var linebreak = PENALTY[linebreakValue]||0;
+      if (linebreakValue === MML.LINEBREAK.AUTO && w >= PENALTY.spacelimit &&
+          !this.mathbackground && !this.background)
+        linebreak = [(w+PENALTY.spaceoffset)*PENALTY.spacefactor];
+      if (!MathJax.Object.isArray(linebreak)) {
+        //  for breaks past the width, keep original penalty for newline
+        if (linebreak || offset >= 0) {penalty = linebreak * info.nest}
+      } else {penalty = Math.max(1,penalty + linebreak[0] * info.nest)}
+      //
+      //  If the penalty is no better than the current one, return false
+      //  Otherwise save the data for this breakpoint and return true
+      //
+      if (penalty >= info.penalty) return false;
+      info.penalty = penalty; info.values = values; info.W = W; info.w = w;
+      values.lineleading = state.VALUES.lineleading;
+      values.linebreakstyle = "before"; values.id = this.CHTMLnodeID;
+      return true;
+    }
+  });
+  
+  //
+  //  Hook into the mathchoice extension
+  //
+  MathJax.Hub.Register.StartupHook("TeX mathchoice Ready",function () {
+    MML.TeXmathchoice.Augment({
+      CHTMLbetterBreak: function (info,state) {
+        return this.Core().CHTMLbetterBreak(info,state);
+      },
+      CHTMLmoveLine: function (start,end,node,state,values) {
+        return this.Core().CHTMLmoveSlice(start,end,node,state,values);
+      }
+    });
+  });
+  
+  //
+  //  Have maction process only the selected item
+  //
+  MML.maction.Augment({
+    CHTMLbetterBreak: function (info,state) {
+      return this.Core().CHTMLbetterBreak(info,state);
+    },
+    CHTMLmoveLine: function (start,end,node,state,values) {
+      return this.Core().CHTMLmoveSlice(start,end,node,state,values);
+    }
+  });
+  
+  //
+  //  Have semantics only do the first element
+  //  (FIXME:  do we need to do anything special about annotation-xml?)
+  //
+  MML.semantics.Augment({
+    CHTMLbetterBreak: function (info,state) {
+      return (this.data[0] ? this.data[0].CHTMLbetterBreak(info,state) : false);
+    },
+    CHTMLmoveLine: function (start,end,node,state,values) {
+      return (this.data[0] ? this.data[0].CHTMLmoveSlice(start,end,node,state,values) : null);
+    }
+  });
+  
+  /**************************************************************************/
+
+  MathJax.Hub.Startup.signal.Post("CommonHTML multiline Ready");
+  MathJax.Ajax.loadComplete(CHTML.autoloadDir+"/multiline.js");
+  
+});
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/config.js b/js/mathjax/jax/output/CommonHTML/config.js
new file mode 100644
index 0000000..9708c55
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/config.js
@@ -0,0 +1,66 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/HTML2/config.js
+ *  
+ *  Initializes the HTML2 OutputJax  (the main definition is in
+ *  MathJax/jax/input/HTML2/jax.js, which is loaded when needed).
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2013-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.OutputJax.CommonHTML = MathJax.OutputJax({
+  id: "CommonHTML",
+  version: "2.7.9",
+  directory: MathJax.OutputJax.directory + "/CommonHTML",
+  extensionDir: MathJax.OutputJax.extensionDir + "/CommonHTML",
+  autoloadDir: MathJax.OutputJax.directory + "/CommonHTML/autoload",
+  fontDir: MathJax.OutputJax.directory + "/CommonHTML/fonts",  // fontname added later
+  webfontDir: MathJax.OutputJax.fontDir + "/HTML-CSS",         // fontname added later
+  
+  config: {
+    matchFontHeight: true,          // try to match math font height to surrounding font?
+    scale: 100, minScaleAdjust: 50, // global math scaling factor, and minimum adjusted scale factor
+    mtextFontInherit: false,        // to make <mtext> be in page font rather than MathJax font
+    undefinedFamily: "STIXGeneral,'Cambria Math','Arial Unicode MS',serif",
+
+    EqnChunk: (MathJax.Hub.Browser.isMobile ? 20: 100),
+                                    // number of equations to process before showing them
+    EqnChunkFactor: 1.5,            // chunk size is multiplied by this after each chunk
+    EqnChunkDelay: 100,             // milliseconds to delay between chunks (to let browser
+                                    //   respond to other events)
+
+    linebreaks: {
+      automatic: false,   // when false, only process linebreak="newline",
+                          // when true, insert line breaks automatically in long expressions.
+
+      width: "container" // maximum width of a line for automatic line breaks (e.g. "30em").
+                         // use "container" to compute size from containing element,
+                         // use "nn% container" for a portion of the container,
+                         // use "nn%" for a portion of the window size
+    }
+    
+  }
+});
+
+if (!MathJax.Hub.config.delayJaxRegistration) {MathJax.OutputJax.CommonHTML.Register("jax/mml")}
+
+MathJax.OutputJax.CommonHTML.loadComplete("config.js");
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/AMS-Regular.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/AMS-Regular.js
new file mode 100644
index 0000000..4057716
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/AMS-Regular.js
@@ -0,0 +1,291 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/AMS-Regular.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_AMS';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 270, ascent: 1003, descent: 463,
+  0x20: [0,0,250,0,0],               // SPACE
+  0x41: [701,1,722,17,703],          // LATIN CAPITAL LETTER A
+  0x42: [683,1,667,11,620],          // LATIN CAPITAL LETTER B
+  0x43: [702,19,722,39,684],         // LATIN CAPITAL LETTER C
+  0x44: [683,1,722,16,688],          // LATIN CAPITAL LETTER D
+  0x45: [683,1,667,12,640],          // LATIN CAPITAL LETTER E
+  0x46: [683,1,611,12,584],          // LATIN CAPITAL LETTER F
+  0x47: [702,19,778,39,749],         // LATIN CAPITAL LETTER G
+  0x48: [683,1,778,14,762],          // LATIN CAPITAL LETTER H
+  0x49: [683,1,389,20,369],          // LATIN CAPITAL LETTER I
+  0x4A: [683,77,500,6,478],          // LATIN CAPITAL LETTER J
+  0x4B: [683,1,778,22,768],          // LATIN CAPITAL LETTER K
+  0x4C: [683,1,667,12,640],          // LATIN CAPITAL LETTER L
+  0x4D: [683,1,944,17,926],          // LATIN CAPITAL LETTER M
+  0x4E: [683,20,722,20,702],         // LATIN CAPITAL LETTER N
+  0x4F: [701,19,778,34,742],         // LATIN CAPITAL LETTER O
+  0x50: [683,1,611,16,597],          // LATIN CAPITAL LETTER P
+  0x51: [701,181,778,34,742],        // LATIN CAPITAL LETTER Q
+  0x52: [683,1,722,16,705],          // LATIN CAPITAL LETTER R
+  0x53: [702,12,556,28,528],         // LATIN CAPITAL LETTER S
+  0x54: [683,1,667,33,635],          // LATIN CAPITAL LETTER T
+  0x55: [683,19,722,16,709],         // LATIN CAPITAL LETTER U
+  0x56: [683,20,722,0,719],          // LATIN CAPITAL LETTER V
+  0x57: [683,19,1000,5,994],         // LATIN CAPITAL LETTER W
+  0x58: [683,1,722,16,705],          // LATIN CAPITAL LETTER X
+  0x59: [683,1,722,16,704],          // LATIN CAPITAL LETTER Y
+  0x5A: [683,1,667,29,635],          // LATIN CAPITAL LETTER Z
+  0x6B: [683,1,556,17,534],          // LATIN SMALL LETTER K
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0xA5: [683,0,750,11,738],          // YEN SIGN
+  0xAE: [709,175,947,32,915],        // REGISTERED SIGN
+  0xF0: [749,21,556,42,509],         // LATIN SMALL LETTER ETH
+  0x127: [695,13,540,42,562],        // LATIN SMALL LETTER H WITH STROKE
+  0x2C6: [845,-561,2333,-14,2346],   // MODIFIER LETTER CIRCUMFLEX ACCENT
+  0x2DC: [899,-628,2333,1,2330],     // SMALL TILDE
+  0x302: [845,-561,0,-2347,13],      // COMBINING CIRCUMFLEX ACCENT
+  0x303: [899,-628,0,-2332,-3],      // COMBINING TILDE
+  0x3DD: [605,85,778,55,719],        // GREEK SMALL LETTER DIGAMMA
+  0x3F0: [434,6,667,37,734],         // GREEK KAPPA SYMBOL
+  0x2035: [560,-43,275,12,244],      // REVERSED PRIME
+  0x210F: [695,13,540,42,562],       // stix-/hbar - Planck's over 2pi
+  0x2127: [684,22,722,44,675],       // INVERTED OHM SIGN
+  0x2132: [695,1,556,55,497],        // TURNED CAPITAL F
+  0x2136: [763,21,667,-22,687],      // BET SYMBOL
+  0x2137: [764,43,444,-22,421],      // GIMEL SYMBOL
+  0x2138: [764,43,667,54,640],       // DALET SYMBOL
+  0x2141: [705,23,639,37,577],       // TURNED SANS-SERIF CAPITAL G
+  0x2190: [437,-64,500,64,422],      // LEFTWARDS ARROW
+  0x2192: [437,-64,500,58,417],      // RIGHTWARDS ARROW
+  0x219A: [437,-60,1000,56,942],     // LEFTWARDS ARROW WITH STROKE
+  0x219B: [437,-60,1000,54,942],     // RIGHTWARDS ARROW WITH STROKE
+  0x219E: [417,-83,1000,56,944],     // LEFTWARDS TWO HEADED ARROW
+  0x21A0: [417,-83,1000,55,943],     // RIGHTWARDS TWO HEADED ARROW
+  0x21A2: [417,-83,1111,56,1031],    // LEFTWARDS ARROW WITH TAIL
+  0x21A3: [417,-83,1111,79,1054],    // RIGHTWARDS ARROW WITH TAIL
+  0x21AB: [575,41,1000,56,964],      // LEFTWARDS ARROW WITH LOOP
+  0x21AC: [575,41,1000,35,943],      // RIGHTWARDS ARROW WITH LOOP
+  0x21AD: [417,-83,1389,57,1331],    // LEFT RIGHT WAVE ARROW
+  0x21AE: [437,-60,1000,56,942],     // LEFT RIGHT ARROW WITH STROKE
+  0x21B0: [722,0,500,56,444],        // UPWARDS ARROW WITH TIP LEFTWARDS
+  0x21B1: [722,0,500,55,443],        // UPWARDS ARROW WITH TIP RIGHTWARDS
+  0x21B6: [461,1,1000,17,950],       // ANTICLOCKWISE TOP SEMICIRCLE ARROW
+  0x21B7: [460,1,1000,46,982],       // CLOCKWISE TOP SEMICIRCLE ARROW
+  0x21BA: [650,83,778,56,722],       // ANTICLOCKWISE OPEN CIRCLE ARROW
+  0x21BB: [650,83,778,56,721],       // CLOCKWISE OPEN CIRCLE ARROW
+  0x21BE: [694,194,417,188,375],     // UPWARDS HARPOON WITH BARB RIGHTWARDS
+  0x21BF: [694,194,417,41,228],      // UPWARDS HARPOON WITH BARB LEFTWARDS
+  0x21C2: [694,194,417,188,375],     // DOWNWARDS HARPOON WITH BARB RIGHTWARDS
+  0x21C3: [694,194,417,41,228],      // DOWNWARDS HARPOON WITH BARB LEFTWARDS
+  0x21C4: [667,0,1000,55,944],       // RIGHTWARDS ARROW OVER LEFTWARDS ARROW
+  0x21C6: [667,0,1000,55,944],       // LEFTWARDS ARROW OVER RIGHTWARDS ARROW
+  0x21C7: [583,83,1000,55,944],      // LEFTWARDS PAIRED ARROWS
+  0x21C8: [694,193,833,83,749],      // UPWARDS PAIRED ARROWS
+  0x21C9: [583,83,1000,55,944],      // RIGHTWARDS PAIRED ARROWS
+  0x21CA: [694,194,833,83,749],      // DOWNWARDS PAIRED ARROWS
+  0x21CB: [514,14,1000,55,944],      // LEFTWARDS HARPOON OVER RIGHTWARDS HARPOON
+  0x21CC: [514,14,1000,55,944],      // RIGHTWARDS HARPOON OVER LEFTWARDS HARPOON
+  0x21CD: [534,35,1000,54,942],      // LEFTWARDS DOUBLE ARROW WITH STROKE
+  0x21CE: [534,37,1000,32,965],      // LEFT RIGHT DOUBLE ARROW WITH STROKE
+  0x21CF: [534,35,1000,55,943],      // RIGHTWARDS DOUBLE ARROW WITH STROKE
+  0x21DA: [611,111,1000,76,944],     // LEFTWARDS TRIPLE ARROW
+  0x21DB: [611,111,1000,55,923],     // RIGHTWARDS TRIPLE ARROW
+  0x21DD: [417,-83,1000,56,943],     // RIGHTWARDS SQUIGGLE ARROW
+  0x21E0: [437,-64,1334,64,1251],    // LEFTWARDS DASHED ARROW
+  0x21E2: [437,-64,1334,84,1251],    // RIGHTWARDS DASHED ARROW
+  0x2201: [846,21,500,56,444],       // COMPLEMENT
+  0x2204: [860,166,556,55,497],      // THERE DOES NOT EXIST
+  0x2205: [587,3,778,54,720],        // EMPTY SET
+  0x220D: [440,1,429,102,456],       // SMALL CONTAINS AS MEMBER
+  0x2212: [270,-230,500,84,417],     // MINUS SIGN
+  0x2214: [766,93,778,57,722],       // DOT PLUS
+  0x2216: [430,23,778,91,685],       // SET MINUS
+  0x221D: [472,-28,778,56,722],      // PROPORTIONAL TO
+  0x2220: [694,0,722,55,666],        // ANGLE
+  0x2221: [714,20,722,55,666],       // MEASURED ANGLE
+  0x2222: [551,51,722,55,666],       // SPHERICAL ANGLE
+  0x2223: [430,23,222,91,131],       // DIVIDES
+  0x2224: [750,252,278,-21,297],     // DOES NOT DIVIDE
+  0x2225: [431,23,389,55,331],       // PARALLEL TO
+  0x2226: [750,250,500,-20,518],     // NOT PARALLEL TO
+  0x2234: [471,82,667,24,643],       // THEREFORE
+  0x2235: [471,82,667,23,643],       // BECAUSE
+  0x223C: [365,-132,778,55,719],     // TILDE OPERATOR
+  0x223D: [367,-133,778,56,722],     // REVERSED TILDE
+  0x2241: [467,-32,778,55,719],      // stix-not, vert, similar
+  0x2242: [463,-34,778,55,720],      // MINUS TILDE
+  0x2246: [652,155,778,54,720],      // APPROXIMATELY BUT NOT ACTUALLY EQUAL TO
+  0x2248: [481,-50,778,55,719],      // ALMOST EQUAL TO
+  0x224A: [579,39,778,51,725],       // ALMOST EQUAL OR EQUAL TO
+  0x224E: [492,-8,778,56,722],       // GEOMETRICALLY EQUIVALENT TO
+  0x224F: [492,-133,778,56,722],     // DIFFERENCE BETWEEN
+  0x2251: [609,108,778,56,722],      // GEOMETRICALLY EQUAL TO
+  0x2252: [601,101,778,15,762],      // APPROXIMATELY EQUAL TO OR THE IMAGE OF
+  0x2253: [601,102,778,14,762],      // IMAGE OF OR APPROXIMATELY EQUAL TO
+  0x2256: [367,-133,778,56,722],     // RING IN EQUAL TO
+  0x2257: [721,-133,778,56,722],     // RING EQUAL TO
+  0x225C: [859,-133,778,56,723],     // DELTA EQUAL TO
+  0x2266: [753,175,778,83,694],      // LESS-THAN OVER EQUAL TO
+  0x2267: [753,175,778,83,694],      // GREATER-THAN OVER EQUAL TO
+  0x2268: [752,286,778,82,693],      // stix-less, vert, not double equals
+  0x2269: [752,286,778,82,693],      // stix-gt, vert, not double equals
+  0x226C: [750,250,500,74,425],      // BETWEEN
+  0x226E: [708,209,778,82,693],      // stix-not, vert, less-than
+  0x226F: [708,209,778,82,693],      // stix-not, vert, greater-than
+  0x2270: [801,303,778,82,694],      // stix-not, vert, less-than-or-equal
+  0x2271: [801,303,778,82,694],      // stix-not, vert, greater-than-or-equal
+  0x2272: [732,228,778,56,722],      // stix-less-than or (contour) similar
+  0x2273: [732,228,778,56,722],      // stix-greater-than or (contour) similar
+  0x2276: [681,253,778,44,734],      // LESS-THAN OR GREATER-THAN
+  0x2277: [681,253,778,83,694],      // GREATER-THAN OR LESS-THAN
+  0x227C: [580,153,778,83,694],      // PRECEDES OR EQUAL TO
+  0x227D: [580,154,778,82,694],      // SUCCEEDS OR EQUAL TO
+  0x227E: [732,228,778,56,722],      // PRECEDES OR EQUIVALENT TO
+  0x227F: [732,228,778,56,722],      // SUCCEEDS OR EQUIVALENT TO
+  0x2280: [705,208,778,82,693],      // DOES NOT PRECEDE
+  0x2281: [705,208,778,82,693],      // stix-not (vert) succeeds
+  0x2288: [801,303,778,83,693],      // stix-/nsubseteq N: not (vert) subset, equals
+  0x2289: [801,303,778,82,691],      // stix-/nsupseteq N: not (vert) superset, equals
+  0x228A: [635,241,778,84,693],      // stix-subset, not equals, variant
+  0x228B: [635,241,778,82,691],      // stix-superset, not equals, variant
+  0x228F: [539,41,778,83,694],       // SQUARE IMAGE OF
+  0x2290: [539,41,778,64,714],       // SQUARE ORIGINAL OF
+  0x229A: [582,82,778,57,721],       // CIRCLED RING OPERATOR
+  0x229B: [582,82,778,57,721],       // CIRCLED ASTERISK OPERATOR
+  0x229D: [582,82,778,57,721],       // CIRCLED DASH
+  0x229E: [689,0,778,55,722],        // SQUARED PLUS
+  0x229F: [689,0,778,55,722],        // SQUARED MINUS
+  0x22A0: [689,0,778,55,722],        // SQUARED TIMES
+  0x22A1: [689,0,778,55,722],        // SQUARED DOT OPERATOR
+  0x22A8: [694,0,611,55,555],        // TRUE
+  0x22A9: [694,0,722,55,666],        // FORCES
+  0x22AA: [694,0,889,55,833],        // TRIPLE VERTICAL BAR RIGHT TURNSTILE
+  0x22AC: [695,1,611,-55,554],       // DOES NOT PROVE
+  0x22AD: [695,1,611,-55,554],       // NOT TRUE
+  0x22AE: [695,1,722,-55,665],       // DOES NOT FORCE
+  0x22AF: [695,1,722,-55,665],       // NEGATED DOUBLE VERTICAL BAR DOUBLE RIGHT TURNSTILE
+  0x22B2: [539,41,778,83,694],       // NORMAL SUBGROUP OF
+  0x22B3: [539,41,778,83,694],       // CONTAINS AS NORMAL SUBGROUP
+  0x22B4: [636,138,778,83,694],      // NORMAL SUBGROUP OF OR EQUAL TO
+  0x22B5: [636,138,778,83,694],      // CONTAINS AS NORMAL SUBGROUP OR EQUAL TO
+  0x22B8: [408,-92,1111,55,1055],    // MULTIMAP
+  0x22BA: [431,212,556,57,500],      // INTERCALATE
+  0x22BB: [716,0,611,55,555],        // XOR
+  0x22BC: [716,0,611,55,555],        // NAND
+  0x22C5: [189,0,278,55,222],        // DOT OPERATOR
+  0x22C7: [545,44,778,55,720],       // DIVISION TIMES
+  0x22C9: [492,-8,778,146,628],      // LEFT NORMAL FACTOR SEMIDIRECT PRODUCT
+  0x22CA: [492,-8,778,146,628],      // RIGHT NORMAL FACTOR SEMIDIRECT PRODUCT
+  0x22CB: [694,22,778,55,722],       // LEFT SEMIDIRECT PRODUCT
+  0x22CC: [694,22,778,55,722],       // RIGHT SEMIDIRECT PRODUCT
+  0x22CD: [464,-36,778,56,722],      // REVERSED TILDE EQUALS
+  0x22CE: [578,21,760,83,676],       // CURLY LOGICAL OR
+  0x22CF: [578,22,760,83,676],       // CURLY LOGICAL AND
+  0x22D0: [540,40,778,84,694],       // DOUBLE SUBSET
+  0x22D1: [540,40,778,83,693],       // DOUBLE SUPERSET
+  0x22D2: [598,22,667,55,611],       // DOUBLE INTERSECTION
+  0x22D3: [598,22,667,55,611],       // DOUBLE UNION
+  0x22D4: [736,22,667,56,611],       // PITCHFORK
+  0x22D6: [541,41,778,82,693],       // LESS-THAN WITH DOT
+  0x22D7: [541,41,778,82,693],       // GREATER-THAN WITH DOT
+  0x22D8: [568,67,1333,56,1277],     // VERY MUCH LESS-THAN
+  0x22D9: [568,67,1333,55,1277],     // VERY MUCH GREATER-THAN
+  0x22DA: [886,386,778,83,674],      // stix-less, equal, slanted, greater
+  0x22DB: [886,386,778,83,674],      // stix-greater, equal, slanted, less
+  0x22DE: [734,0,778,83,694],        // EQUAL TO OR PRECEDES
+  0x22DF: [734,0,778,82,694],        // EQUAL TO OR SUCCEEDS
+  0x22E0: [801,303,778,82,693],      // stix-not (vert) precedes or contour equals
+  0x22E1: [801,303,778,82,694],      // stix-not (vert) succeeds or contour equals
+  0x22E6: [730,359,778,55,719],      // LESS-THAN BUT NOT EQUIVALENT TO
+  0x22E7: [730,359,778,55,719],      // GREATER-THAN BUT NOT EQUIVALENT TO
+  0x22E8: [730,359,778,55,719],      // PRECEDES BUT NOT EQUIVALENT TO
+  0x22E9: [730,359,778,55,719],      // SUCCEEDS BUT NOT EQUIVALENT TO
+  0x22EA: [706,208,778,82,693],      // NOT NORMAL SUBGROUP OF
+  0x22EB: [706,208,778,82,693],      // DOES NOT CONTAIN AS NORMAL SUBGROUP
+  0x22EC: [802,303,778,82,693],      // stix-not, vert, left triangle, equals
+  0x22ED: [801,303,778,82,693],      // stix-not, vert, right triangle, equals
+  0x2322: [378,-122,778,55,722],     // stix-small down curve
+  0x2323: [378,-143,778,55,722],     // stix-small up curve
+  0x24C8: [709,175,902,8,894],       // CIRCLED LATIN CAPITAL LETTER S
+  0x250C: [694,-306,500,55,444],     // BOX DRAWINGS LIGHT DOWN AND RIGHT
+  0x2510: [694,-306,500,55,444],     // BOX DRAWINGS LIGHT DOWN AND LEFT
+  0x2514: [366,22,500,55,444],       // BOX DRAWINGS LIGHT UP AND RIGHT
+  0x2518: [366,22,500,55,444],       // BOX DRAWINGS LIGHT UP AND LEFT
+  0x2571: [694,195,889,0,860],       // BOX DRAWINGS LIGHT DIAGONAL UPPER RIGHT TO LOWER LEFT
+  0x2572: [694,195,889,0,860],       // BOX DRAWINGS LIGHT DIAGONAL UPPER LEFT TO LOWER RIGHT
+  0x25A0: [689,0,778,55,722],        // BLACK SQUARE
+  0x25A1: [689,0,778,55,722],        // WHITE SQUARE
+  0x25B2: [575,20,722,84,637],       // BLACK UP-POINTING TRIANGLE
+  0x25B3: [575,20,722,84,637],       // WHITE UP-POINTING TRIANGLE
+  0x25B6: [539,41,778,83,694],       // BLACK RIGHT-POINTING TRIANGLE
+  0x25BC: [576,19,722,84,637],       // BLACK DOWN-POINTING TRIANGLE
+  0x25BD: [576,19,722,84,637],       // WHITE DOWN-POINTING TRIANGLE
+  0x25C0: [539,41,778,83,694],       // BLACK LEFT-POINTING TRIANGLE
+  0x25CA: [716,132,667,56,611],      // LOZENGE
+  0x2605: [694,111,944,49,895],      // BLACK STAR
+  0x2713: [706,34,833,84,749],       // CHECK MARK
+  0x2720: [716,22,833,48,786],       // MALTESE CROSS
+  0x29EB: [716,132,667,56,611],      // BLACK LOZENGE
+  0x2A5E: [813,97,611,55,555],       // LOGICAL AND WITH DOUBLE OVERBAR
+  0x2A7D: [636,138,778,83,694],      // LESS-THAN OR SLANTED EQUAL TO
+  0x2A7E: [636,138,778,83,694],      // GREATER-THAN OR SLANTED EQUAL TO
+  0x2A85: [762,290,778,55,722],      // LESS-THAN OR APPROXIMATE
+  0x2A86: [762,290,778,55,722],      // GREATER-THAN OR APPROXIMATE
+  0x2A87: [635,241,778,82,693],      // LESS-THAN AND SINGLE-LINE NOT EQUAL TO
+  0x2A88: [635,241,778,82,693],      // GREATER-THAN AND SINGLE-LINE NOT EQUAL TO
+  0x2A89: [761,387,778,57,718],      // LESS-THAN AND NOT APPROXIMATE
+  0x2A8A: [761,387,778,57,718],      // GREATER-THAN AND NOT APPROXIMATE
+  0x2A8B: [1003,463,778,83,694],     // LESS-THAN ABOVE DOUBLE-LINE EQUAL ABOVE GREATER-THAN
+  0x2A8C: [1003,463,778,83,694],     // GREATER-THAN ABOVE DOUBLE-LINE EQUAL ABOVE LESS-THAN
+  0x2A95: [636,138,778,83,694],      // SLANTED EQUAL TO OR LESS-THAN
+  0x2A96: [636,138,778,83,694],      // SLANTED EQUAL TO OR GREATER-THAN
+  0x2AB5: [752,286,778,82,693],      // PRECEDES ABOVE NOT EQUAL TO
+  0x2AB6: [752,286,778,82,693],      // SUCCEEDS ABOVE NOT EQUAL TO
+  0x2AB7: [761,294,778,57,717],      // PRECEDES ABOVE ALMOST EQUAL TO
+  0x2AB8: [761,294,778,57,717],      // SUCCEEDS ABOVE ALMOST EQUAL TO
+  0x2AB9: [761,337,778,57,718],      // PRECEDES ABOVE NOT ALMOST EQUAL TO
+  0x2ABA: [761,337,778,57,718],      // SUCCEEDS ABOVE NOT ALMOST EQUAL TO
+  0x2AC5: [753,215,778,84,694],      // SUBSET OF ABOVE EQUALS SIGN
+  0x2AC6: [753,215,778,83,694],      // SUPERSET OF ABOVE EQUALS SIGN
+  0x2ACB: [783,385,778,82,693],      // stix-subset not double equals, variant
+  0x2ACC: [783,385,778,82,693],      // SUPERSET OF ABOVE NOT EQUAL TO
+  0xE006: [430,23,222,-20,240],      // ??
+  0xE007: [431,24,389,-20,407],      // ??
+  0xE008: [605,85,778,55,719],       // ??
+  0xE009: [434,6,667,37,734],        // ??
+  0xE00C: [752,284,778,82,693],      // ??
+  0xE00D: [752,284,778,82,693],      // ??
+  0xE00E: [919,421,778,82,694],      // stix-not greater, double equals
+  0xE00F: [801,303,778,82,694],      // stix-not greater-or-equal, slanted
+  0xE010: [801,303,778,82,694],      // stix-not less-or-equal, slanted
+  0xE011: [919,421,778,82,694],      // stix-not less, double equals
+  0xE016: [828,330,778,82,694],      // stix-not subset, double equals
+  0xE017: [752,332,778,82,694],      // ??
+  0xE018: [828,330,778,82,694],      // stix-not superset, double equals
+  0xE019: [752,333,778,82,693],      // ??
+  0xE01A: [634,255,778,84,693],      // ??
+  0xE01B: [634,254,778,82,691]       // ??
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Caligraphic-Bold.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Caligraphic-Bold.js
new file mode 100644
index 0000000..8de81a8
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Caligraphic-Bold.js
@@ -0,0 +1,101 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/Caligraphic-Bold.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_Caligraphic-Bold';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 315, ascent: 840, descent: 211,
+  weight: 'bold',
+  skew: {
+    0x41: 0.224,
+    0x42: 0.16,
+    0x43: 0.16,
+    0x44: 0.0958,
+    0x45: 0.128,
+    0x46: 0.128,
+    0x47: 0.128,
+    0x48: 0.128,
+    0x49: 0.0319,
+    0x4A: 0.192,
+    0x4B: 0.0639,
+    0x4C: 0.16,
+    0x4D: 0.16,
+    0x4E: 0.0958,
+    0x4F: 0.128,
+    0x50: 0.0958,
+    0x51: 0.128,
+    0x52: 0.0958,
+    0x53: 0.16,
+    0x54: 0.0319,
+    0x55: 0.0958,
+    0x56: 0.0319,
+    0x57: 0.0958,
+    0x58: 0.16,
+    0x59: 0.0958,
+    0x5A: 0.16
+  },
+  0x20: [0,0,250,0,0],               // SPACE
+  0x30: [460,17,575,46,528],         // DIGIT ZERO
+  0x31: [461,0,575,80,494],          // DIGIT ONE
+  0x32: [460,0,575,51,517],          // DIGIT TWO
+  0x33: [461,211,575,48,525],        // DIGIT THREE
+  0x34: [469,194,575,32,542],        // DIGIT FOUR
+  0x35: [461,211,575,57,517],        // DIGIT FIVE
+  0x36: [660,17,575,48,526],         // DIGIT SIX
+  0x37: [476,211,575,64,558],        // DIGIT SEVEN
+  0x38: [661,17,575,48,526],         // DIGIT EIGHT
+  0x39: [461,210,575,48,526],        // DIGIT NINE
+  0x41: [751,49,921,39,989],         // LATIN CAPITAL LETTER A
+  0x42: [705,17,748,40,740],         // LATIN CAPITAL LETTER B
+  0x43: [703,20,613,20,599],         // LATIN CAPITAL LETTER C
+  0x44: [686,0,892,20,885],          // LATIN CAPITAL LETTER D
+  0x45: [703,16,607,37,627],         // LATIN CAPITAL LETTER E
+  0x46: [686,30,814,17,930],         // LATIN CAPITAL LETTER F
+  0x47: [703,113,682,50,671],        // LATIN CAPITAL LETTER G
+  0x48: [686,48,987,20,946],         // LATIN CAPITAL LETTER H
+  0x49: [686,0,642,-27,746],         // LATIN CAPITAL LETTER I
+  0x4A: [686,114,779,53,937],        // LATIN CAPITAL LETTER J
+  0x4B: [703,17,871,40,834],         // LATIN CAPITAL LETTER K
+  0x4C: [703,17,788,41,751],         // LATIN CAPITAL LETTER L
+  0x4D: [703,49,1378,38,1353],       // LATIN CAPITAL LETTER M
+  0x4E: [840,49,937,-24,1105],       // LATIN CAPITAL LETTER N
+  0x4F: [703,17,906,63,882],         // LATIN CAPITAL LETTER O
+  0x50: [686,67,810,20,846],         // LATIN CAPITAL LETTER P
+  0x51: [703,146,939,120,905],       // LATIN CAPITAL LETTER Q
+  0x52: [686,17,990,20,981],         // LATIN CAPITAL LETTER R
+  0x53: [703,16,696,25,721],         // LATIN CAPITAL LETTER S
+  0x54: [720,69,644,38,947],         // LATIN CAPITAL LETTER T
+  0x55: [686,24,715,-10,771],        // LATIN CAPITAL LETTER U
+  0x56: [686,77,737,25,774],         // LATIN CAPITAL LETTER V
+  0x57: [686,77,1169,25,1206],       // LATIN CAPITAL LETTER W
+  0x58: [686,-1,817,56,906],         // LATIN CAPITAL LETTER X
+  0x59: [686,164,759,36,797],        // LATIN CAPITAL LETTER Y
+  0x5A: [686,0,818,46,853],          // LATIN CAPITAL LETTER Z
+  0xA0: [0,0,250,0,0]                // NO-BREAK SPACE
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Fraktur-Bold.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Fraktur-Bold.js
new file mode 100644
index 0000000..2715d24
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Fraktur-Bold.js
@@ -0,0 +1,127 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/Fraktur-Regular.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_Fraktur-Bold';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 259, ascent: 740, descent: 223,
+  weight: 'bold',
+  0x20: [0,0,250,0,0],               // SPACE
+  0x21: [689,12,349,107,241],        // EXCLAMATION MARK
+  0x22: [695,-432,254,10,231],       // QUOTATION MARK
+  0x26: [696,16,871,44,839],         // AMPERSAND
+  0x27: [695,-436,250,80,158],       // APOSTROPHE
+  0x28: [737,186,459,134,347],       // LEFT PARENTHESIS
+  0x29: [735,187,459,105,326],       // RIGHT PARENTHESIS
+  0x2A: [692,-449,328,40,277],       // ASTERISK
+  0x2B: [598,82,893,56,837],         // PLUS SIGN
+  0x2C: [107,191,328,118,253],       // COMMA
+  0x2D: [275,-236,893,54,833],       // HYPHEN-MINUS
+  0x2E: [102,15,328,103,237],        // FULL STOP
+  0x2F: [721,182,593,41,550],        // SOLIDUS
+  0x30: [501,12,593,42,533],         // DIGIT ZERO
+  0x31: [489,0,593,54,548],          // DIGIT ONE
+  0x32: [491,-2,593,44,563],         // DIGIT TWO
+  0x33: [487,193,593,31,523],        // DIGIT THREE
+  0x34: [495,196,593,13,565],        // DIGIT FOUR
+  0x35: [481,190,593,19,518],        // DIGIT FIVE
+  0x36: [704,12,593,48,547],         // DIGIT SIX
+  0x37: [479,197,593,54,591],        // DIGIT SEVEN
+  0x38: [714,5,593,45,542],          // DIGIT EIGHT
+  0x39: [487,195,593,29,549],        // DIGIT NINE
+  0x3A: [457,12,255,57,197],         // COLON
+  0x3B: [458,190,255,56,211],        // SEMICOLON
+  0x3D: [343,-168,582,22,559],       // EQUALS SIGN
+  0x3F: [697,14,428,40,422],         // QUESTION MARK
+  0x41: [686,31,847,29,827],         // LATIN CAPITAL LETTER A
+  0x42: [684,31,1044,57,965],        // LATIN CAPITAL LETTER B
+  0x43: [676,32,723,72,726],         // LATIN CAPITAL LETTER C
+  0x44: [683,29,982,31,896],         // LATIN CAPITAL LETTER D
+  0x45: [686,29,783,74,728],         // LATIN CAPITAL LETTER E
+  0x46: [684,146,722,17,727],        // LATIN CAPITAL LETTER F
+  0x47: [687,29,927,74,844],         // LATIN CAPITAL LETTER G
+  0x48: [683,126,851,6,752],         // LATIN CAPITAL LETTER H
+  0x49: [681,25,655,32,623],         // LATIN CAPITAL LETTER I
+  0x4A: [680,141,652,-8,616],        // LATIN CAPITAL LETTER J
+  0x4B: [681,26,789,20,806],         // LATIN CAPITAL LETTER K
+  0x4C: [683,28,786,30,764],         // LATIN CAPITAL LETTER L
+  0x4D: [683,32,1239,27,1232],       // LATIN CAPITAL LETTER M
+  0x4E: [679,30,983,26,973],         // LATIN CAPITAL LETTER N
+  0x4F: [726,30,976,12,881],         // LATIN CAPITAL LETTER O
+  0x50: [688,223,977,33,943],        // LATIN CAPITAL LETTER P
+  0x51: [726,83,976,12,918],         // LATIN CAPITAL LETTER Q
+  0x52: [688,28,978,31,978],         // LATIN CAPITAL LETTER R
+  0x53: [685,31,978,82,905],         // LATIN CAPITAL LETTER S
+  0x54: [686,30,790,31,802],         // LATIN CAPITAL LETTER T
+  0x55: [688,39,851,18,871],         // LATIN CAPITAL LETTER U
+  0x56: [685,29,982,25,966],         // LATIN CAPITAL LETTER V
+  0x57: [683,30,1235,26,1240],       // LATIN CAPITAL LETTER W
+  0x58: [681,35,849,32,835],         // LATIN CAPITAL LETTER X
+  0x59: [688,214,984,34,878],        // LATIN CAPITAL LETTER Y
+  0x5A: [677,148,711,-4,624],        // LATIN CAPITAL LETTER Z
+  0x5B: [740,130,257,36,226],        // LEFT SQUARE BRACKET
+  0x5D: [738,132,257,14,208],        // RIGHT SQUARE BRACKET
+  0x5E: [734,-452,590,1,584],        // CIRCUMFLEX ACCENT
+  0x61: [472,32,603,80,586],         // LATIN SMALL LETTER A
+  0x62: [690,32,590,86,504],         // LATIN SMALL LETTER B
+  0x63: [473,26,464,87,424],         // LATIN SMALL LETTER C
+  0x64: [632,28,589,-1,511],         // LATIN SMALL LETTER D
+  0x65: [471,27,472,81,428],         // LATIN SMALL LETTER E
+  0x66: [687,222,388,35,372],        // LATIN SMALL LETTER F
+  0x67: [472,208,595,17,541],        // LATIN SMALL LETTER G
+  0x68: [687,207,615,89,507],        // LATIN SMALL LETTER H
+  0x69: [686,25,331,3,327],          // LATIN SMALL LETTER I
+  0x6A: [682,203,332,-19,238],       // LATIN SMALL LETTER J
+  0x6B: [682,25,464,34,432],         // LATIN SMALL LETTER K
+  0x6C: [681,24,337,100,312],        // LATIN SMALL LETTER L
+  0x6D: [476,31,921,16,900],         // LATIN SMALL LETTER M
+  0x6E: [473,28,654,5,608],          // LATIN SMALL LETTER N
+  0x6F: [482,34,609,107,515],        // LATIN SMALL LETTER O
+  0x70: [557,207,604,-1,519],        // LATIN SMALL LETTER P
+  0x71: [485,211,596,87,515],        // LATIN SMALL LETTER Q
+  0x72: [472,26,460,13,453],         // LATIN SMALL LETTER R
+  0x73: [479,34,523,-23,481],        // LATIN SMALL LETTER S
+  0x74: [648,27,393,43,407],         // LATIN SMALL LETTER T
+  0x75: [472,32,589,9,603],          // LATIN SMALL LETTER U
+  0x76: [546,27,604,56,507],         // LATIN SMALL LETTER V
+  0x77: [549,32,918,55,815],         // LATIN SMALL LETTER W
+  0x78: [471,188,459,8,441],         // LATIN SMALL LETTER X
+  0x79: [557,221,589,60,512],        // LATIN SMALL LETTER Y
+  0x7A: [471,214,461,-7,378],        // LATIN SMALL LETTER Z
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0x2018: [708,-411,254,53,187],     // LEFT SINGLE QUOTATION MARK
+  0x2019: [692,-394,254,58,193],      // RIGHT SINGLE QUOTATION MARK
+  0xE301: [630,27,587,64,512],       // stix-MATHEMATICAL BOLD CAPITAL GAMMA SLASHED
+  0xE302: [693,212,394,37,408],      // stix-capital Delta, Greek slashed
+  0xE303: [681,219,387,36,384],      // stix-MATHEMATICAL BOLD CAPITAL DELTA SLASHED
+  0xE304: [473,212,593,67,531],      // stix-capital Epsilon, Greek slashed
+  0xE305: [684,27,393,33,387],       // stix-MATHEMATICAL BOLD CAPITAL EPSILON SLASHED
+  0xE308: [679,220,981,32,875],      // stix-capital Eta, Greek slashed
+  0xE309: [717,137,727,17,633]       // stix-MATHEMATICAL BOLD CAPITAL ETA SLASHED
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Fraktur-Regular.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Fraktur-Regular.js
new file mode 100644
index 0000000..1c9a35c
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Fraktur-Regular.js
@@ -0,0 +1,127 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/Fraktur-Regular.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_Fraktur';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 258, ascent: 740, descent: 224,
+  0x20: [0,0,250,0,0],               // SPACE
+  0x21: [689,12,296,91,204],         // EXCLAMATION MARK
+  0x22: [695,-432,215,8,196],        // QUOTATION MARK
+  0x26: [698,11,738,49,733],         // AMPERSAND
+  0x27: [695,-436,212,69,134],       // APOSTROPHE
+  0x28: [737,186,389,114,293],       // LEFT PARENTHESIS
+  0x29: [735,187,389,89,276],        // RIGHT PARENTHESIS
+  0x2A: [692,-449,278,33,234],       // ASTERISK
+  0x2B: [598,82,756,47,709],         // PLUS SIGN
+  0x2C: [107,191,278,99,213],        // COMMA
+  0x2D: [275,-236,756,46,706],       // HYPHEN-MINUS
+  0x2E: [102,15,278,87,200],         // FULL STOP
+  0x2F: [721,182,502,34,466],        // SOLIDUS
+  0x30: [492,13,502,42,456],         // DIGIT ZERO
+  0x31: [468,2,502,47,460],          // DIGIT ONE
+  0x32: [474,-1,502,60,484],         // DIGIT TWO
+  0x33: [473,182,502,39,429],        // DIGIT THREE
+  0x34: [476,191,502,10,481],        // DIGIT FOUR
+  0x35: [458,184,502,47,440],        // DIGIT FIVE
+  0x36: [700,13,502,45,471],         // DIGIT SIX
+  0x37: [468,181,502,37,498],        // DIGIT SEVEN
+  0x38: [705,10,502,40,461],         // DIGIT EIGHT
+  0x39: [469,182,502,28,466],        // DIGIT NINE
+  0x3A: [457,12,216,50,168],         // COLON
+  0x3B: [458,189,216,47,179],        // SEMICOLON
+  0x3D: [368,-132,756,54,725],       // EQUALS SIGN
+  0x3F: [693,11,362,46,357],         // QUESTION MARK
+  0x41: [696,26,718,22,708],         // LATIN CAPITAL LETTER A
+  0x42: [691,27,884,48,820],         // LATIN CAPITAL LETTER B
+  0x43: [685,24,613,59,607],         // LATIN CAPITAL LETTER C
+  0x44: [685,27,832,27,745],         // LATIN CAPITAL LETTER D
+  0x45: [685,24,663,86,634],         // LATIN CAPITAL LETTER E
+  0x46: [686,153,611,11,612],        // LATIN CAPITAL LETTER F
+  0x47: [690,26,785,66,710],         // LATIN CAPITAL LETTER G
+  0x48: [666,133,720,1,644],         // LATIN CAPITAL LETTER H
+  0x49: [686,26,554,30,532],         // LATIN CAPITAL LETTER I
+  0x4A: [686,139,552,-10,522],       // LATIN CAPITAL LETTER J
+  0x4B: [680,27,668,17,682],         // LATIN CAPITAL LETTER K
+  0x4C: [686,26,666,33,644],         // LATIN CAPITAL LETTER L
+  0x4D: [692,27,1050,27,1048],       // LATIN CAPITAL LETTER M
+  0x4E: [686,25,832,27,825],         // LATIN CAPITAL LETTER N
+  0x4F: [729,27,827,12,744],         // LATIN CAPITAL LETTER O
+  0x50: [692,218,828,28,804],        // LATIN CAPITAL LETTER P
+  0x51: [729,69,827,11,782],         // LATIN CAPITAL LETTER Q
+  0x52: [686,26,828,27,824],         // LATIN CAPITAL LETTER R
+  0x53: [692,27,829,66,756],         // LATIN CAPITAL LETTER S
+  0x54: [701,27,669,34,676],         // LATIN CAPITAL LETTER T
+  0x55: [697,27,646,-25,665],        // LATIN CAPITAL LETTER U
+  0x56: [686,26,831,26,825],         // LATIN CAPITAL LETTER V
+  0x57: [686,27,1046,32,1054],       // LATIN CAPITAL LETTER W
+  0x58: [688,27,719,28,709],         // LATIN CAPITAL LETTER X
+  0x59: [686,218,833,27,740],        // LATIN CAPITAL LETTER Y
+  0x5A: [729,139,602,11,532],        // LATIN CAPITAL LETTER Z
+  0x5B: [740,130,278,117,278],       // LEFT SQUARE BRACKET
+  0x5D: [738,131,278,-4,160],        // RIGHT SQUARE BRACKET
+  0x5E: [734,-452,500,0,495],        // CIRCUMFLEX ACCENT
+  0x61: [470,35,500,66,497],         // LATIN SMALL LETTER A
+  0x62: [685,31,513,87,442],         // LATIN SMALL LETTER B
+  0x63: [466,29,389,72,359],         // LATIN SMALL LETTER C
+  0x64: [609,33,499,13,428],         // LATIN SMALL LETTER D
+  0x65: [467,30,401,70,364],         // LATIN SMALL LETTER E
+  0x66: [681,221,326,30,323],        // LATIN SMALL LETTER F
+  0x67: [470,209,504,17,455],        // LATIN SMALL LETTER G
+  0x68: [688,205,521,77,434],        // LATIN SMALL LETTER H
+  0x69: [673,20,279,14,267],         // LATIN SMALL LETTER I
+  0x6A: [672,208,281,-9,196],        // LATIN SMALL LETTER J
+  0x6B: [689,25,389,24,362],         // LATIN SMALL LETTER K
+  0x6C: [685,20,280,98,276],         // LATIN SMALL LETTER L
+  0x6D: [475,26,767,8,753],          // LATIN SMALL LETTER M
+  0x6E: [475,22,527,20,514],         // LATIN SMALL LETTER N
+  0x6F: [480,28,489,67,412],         // LATIN SMALL LETTER O
+  0x70: [541,212,500,12,430],        // LATIN SMALL LETTER P
+  0x71: [479,219,489,60,419],        // LATIN SMALL LETTER Q
+  0x72: [474,21,389,17,387],         // LATIN SMALL LETTER R
+  0x73: [478,29,443,-18,406],        // LATIN SMALL LETTER S
+  0x74: [640,20,333,27,348],         // LATIN SMALL LETTER T
+  0x75: [474,23,517,9,513],          // LATIN SMALL LETTER U
+  0x76: [530,28,512,55,434],         // LATIN SMALL LETTER V
+  0x77: [532,28,774,45,688],         // LATIN SMALL LETTER W
+  0x78: [472,188,389,10,363],        // LATIN SMALL LETTER X
+  0x79: [528,218,499,45,431],        // LATIN SMALL LETTER Y
+  0x7A: [471,214,391,-7,314],        // LATIN SMALL LETTER Z
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0x2018: [708,-410,215,45,158],     // LEFT SINGLE QUOTATION MARK
+  0x2019: [692,-395,215,49,163],     // RIGHT SINGLE QUOTATION MARK
+  0xE300: [683,32,497,75,430],       // stix-capital Gamma, Greek slashed
+  0xE301: [616,30,498,35,432],       // stix-MATHEMATICAL BOLD CAPITAL GAMMA SLASHED
+  0xE302: [680,215,333,29,339],      // stix-capital Delta, Greek slashed
+  0xE303: [679,224,329,28,318],      // stix-MATHEMATICAL BOLD CAPITAL DELTA SLASHED
+  0xE304: [471,214,503,52,449],      // stix-capital Epsilon, Greek slashed
+  0xE305: [686,20,333,26,315],       // stix-MATHEMATICAL BOLD CAPITAL EPSILON SLASHED
+  0xE306: [577,21,334,29,347],       // stix-capital Zeta, Greek slashed
+  0xE307: [475,22,501,10,514]        // stix-MATHEMATICAL BOLD CAPITAL ZETA SLASHED
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Main-Bold.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Main-Bold.js
new file mode 100644
index 0000000..1dd2251
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Main-Bold.js
@@ -0,0 +1,210 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/Main-Bold.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+
+(function (CHTML) {
+
+var font = 'MathJax_Main-Bold';
+
+MathJax.Hub.Insert(CHTML.FONTDATA.FONTS[font],{
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0xA8: [695,-535,575,96,478],       // DIAERESIS
+  0xAC: [371,-61,767,64,702],        // NOT SIGN
+  0xAF: [607,-540,575,80,494],       // MACRON
+  0xB0: [702,-536,575,160,414],      // DEGREE SIGN
+  0xB1: [728,35,894,64,829],         // PLUS-MINUS SIGN
+  0xB4: [706,-503,575,236,460],      // ACUTE ACCENT
+  0xD7: [530,28,894,168,726],        // MULTIPLICATION SIGN
+  0xF7: [597,96,894,64,828],         // DIVISION SIGN
+  0x131: [452,8,394,24,367],         // LATIN SMALL LETTER DOTLESS I
+  0x237: [451,201,439,-12,420],      // LATIN SMALL LETTER DOTLESS J
+  0x2C6: [694,-520,575,126,448],     // MODIFIER LETTER CIRCUMFLEX ACCENT
+  0x2C7: [660,-515,575,130,444],     // CARON
+  0x2C9: [607,-540,575,80,494],      // MODIFIER LETTER MACRON
+  0x2CA: [706,-503,575,236,460],     // MODIFIER LETTER ACUTE ACCENT
+  0x2CB: [706,-503,575,114,338],     // MODIFIER LETTER GRAVE ACCENT
+  0x2D8: [694,-500,575,102,472],     // BREVE
+  0x2D9: [695,-525,575,202,372],     // DOT ABOVE
+  0x2DA: [702,-536,575,160,414],     // RING ABOVE
+  0x2DC: [694,-552,575,96,478],      // SMALL TILDE
+  0x300: [706,-503,0,-461,-237],     // COMBINING GRAVE ACCENT
+  0x301: [706,-503,0,-339,-115],     // COMBINING ACUTE ACCENT
+  0x302: [694,-520,0,-449,-127],     // COMBINING CIRCUMFLEX ACCENT
+  0x303: [694,-552,0,-479,-97],      // COMBINING TILDE
+  0x304: [607,-540,0,-495,-81],      // COMBINING MACRON
+  0x306: [694,-500,0,-473,-103],     // COMBINING BREVE
+  0x307: [695,-525,0,-373,-203],     // COMBINING DOT ABOVE
+  0x308: [695,-535,0,-479,-97],      // COMBINING DIAERESIS
+  0x30A: [702,-536,0,-415,-161],     // COMBINING RING ABOVE
+  0x30B: [714,-511,0,-442,-82],      // COMBINING DOUBLE ACUTE ACCENT
+  0x30C: [660,-515,0,-445,-131],     // COMBINING CARON
+  0x338: [711,210,0,-734,-161],      // COMBINING LONG SOLIDUS OVERLAY
+  0x2002: [0,0,500,0,0],             // ??
+  0x2003: [0,0,999,0,0],             // ??
+  0x2004: [0,0,333,0,0],             // ??
+  0x2005: [0,0,250,0,0],             // ??
+  0x2006: [0,0,167,0,0],             // ??
+  0x2009: [0,0,167,0,0],             // ??
+  0x200A: [0,0,83,0,0],              // ??
+  0x2013: [300,-249,575,0,574],      // EN DASH
+  0x2014: [300,-249,1150,0,1149],    // EM DASH
+  0x2018: [694,-329,319,58,245],     // LEFT SINGLE QUOTATION MARK
+  0x2019: [694,-329,319,74,261],     // RIGHT SINGLE QUOTATION MARK
+  0x201C: [694,-329,603,110,564],    // LEFT DOUBLE QUOTATION MARK
+  0x201D: [694,-329,603,38,492],     // RIGHT DOUBLE QUOTATION MARK
+  0x2020: [702,211,511,64,446],      // DAGGER
+  0x2021: [702,202,511,64,446],      // DOUBLE DAGGER
+  0x2026: [171,-1,1295,74,1221],     // HORIZONTAL ELLIPSIS
+  0x2032: [563,-33,344,35,331],      // PRIME
+  0x20D7: [723,-513,0,-542,-33],     // COMBINING RIGHT ARROW ABOVE
+  0x210F: [694,8,668,45,642],        // stix-/hbar - Planck's over 2pi
+  0x2111: [702,8,831,64,798],        // BLACK-LETTER CAPITAL I
+  0x2113: [702,19,474,-1,446],       // SCRIPT SMALL L
+  0x2118: [461,210,740,72,726],      // SCRIPT CAPITAL P
+  0x211C: [711,16,831,42,824],       // BLACK-LETTER CAPITAL R
+  0x2135: [694,0,703,64,638],        // ALEF SYMBOL
+  0x2190: [518,17,1150,64,1084],     // LEFTWARDS ARROW
+  0x2191: [694,193,575,14,561],      // UPWARDS ARROW
+  0x2192: [518,17,1150,65,1085],     // RIGHTWARDS ARROW
+  0x2193: [694,194,575,14,561],      // DOWNWARDS ARROW
+  0x2194: [518,17,1150,64,1085],     // LEFT RIGHT ARROW
+  0x2195: [767,267,575,14,561],      // UP DOWN ARROW
+  0x2196: [724,194,1150,64,1084],    // NORTH WEST ARROW
+  0x2197: [724,193,1150,64,1085],    // NORTH EAST ARROW
+  0x2198: [694,224,1150,65,1085],    // SOUTH EAST ARROW
+  0x2199: [694,224,1150,64,1085],    // SOUTH WEST ARROW
+  0x21A6: [518,17,1150,65,1085],     // RIGHTWARDS ARROW FROM BAR
+  0x21A9: [518,17,1282,64,1218],     // LEFTWARDS ARROW WITH HOOK
+  0x21AA: [518,17,1282,65,1217],     // RIGHTWARDS ARROW WITH HOOK
+  0x21BC: [518,-220,1150,64,1084],   // LEFTWARDS HARPOON WITH BARB UPWARDS
+  0x21BD: [281,17,1150,64,1084],     // LEFTWARDS HARPOON WITH BARB DOWNWARDS
+  0x21C0: [518,-220,1150,65,1085],   // RIGHTWARDS HARPOON WITH BARB UPWARDS
+  0x21C1: [281,17,1150,64,1085],     // RIGHTWARDS HARPOON WITH BARB DOWNWARDS
+  0x21CC: [718,17,1150,64,1085],     // RIGHTWARDS HARPOON OVER LEFTWARDS HARPOON
+  0x21D0: [547,46,1150,64,1085],     // LEFTWARDS DOUBLE ARROW
+  0x21D1: [694,193,703,30,672],      // UPWARDS DOUBLE ARROW
+  0x21D2: [547,46,1150,64,1084],     // RIGHTWARDS DOUBLE ARROW
+  0x21D3: [694,194,703,30,672],      // DOWNWARDS DOUBLE ARROW
+  0x21D4: [547,46,1150,47,1102],     // LEFT RIGHT DOUBLE ARROW
+  0x21D5: [767,267,703,30,672],      // UP DOWN DOUBLE ARROW
+  0x2200: [694,16,639,1,640],        // FOR ALL
+  0x2202: [710,17,628,60,657],       // PARTIAL DIFFERENTIAL
+  0x2203: [694,-1,639,64,574],       // THERE EXISTS
+  0x2205: [767,73,575,46,528],       // EMPTY SET
+  0x2207: [686,24,958,56,901],       // NABLA
+  0x2208: [587,86,767,97,670],       // ELEMENT OF
+  0x2209: [711,210,767,97,670],      // stix-negated (vert) set membership, variant
+  0x220B: [587,86,767,96,670],       // CONTAINS AS MEMBER
+  0x2212: [281,-221,894,96,797],     // MINUS SIGN
+  0x2213: [537,227,894,64,829],      // MINUS-OR-PLUS SIGN
+  0x2215: [750,250,575,63,511],      // DIVISION SLASH
+  0x2216: [750,250,575,63,511],      // SET MINUS
+  0x2217: [472,-28,575,73,501],      // ASTERISK OPERATOR
+  0x2218: [474,-28,575,64,510],      // RING OPERATOR
+  0x2219: [474,-28,575,64,510],      // BULLET OPERATOR
+  0x221A: [820,180,958,78,988],      // SQUARE ROOT
+  0x221D: [451,8,894,65,830],        // PROPORTIONAL TO
+  0x221E: [452,8,1150,65,1084],      // INFINITY
+  0x2220: [714,0,722,55,676],        // ANGLE
+  0x2223: [750,249,319,129,190],     // DIVIDES
+  0x2225: [750,248,575,145,430],     // PARALLEL TO
+  0x2227: [604,17,767,64,702],       // LOGICAL AND
+  0x2228: [604,16,767,64,702],       // LOGICAL OR
+  0x2229: [603,16,767,64,702],       // stix-intersection, serifs
+  0x222A: [604,16,767,64,702],       // stix-union, serifs
+  0x222B: [711,211,569,64,632],      // INTEGRAL
+  0x223C: [391,-109,894,64,828],     // TILDE OPERATOR
+  0x2240: [583,82,319,64,254],       // WREATH PRODUCT
+  0x2243: [502,3,894,64,829],        // ASYMPTOTICALLY EQUAL TO
+  0x2245: [638,27,1000,64,829],      // APPROXIMATELY EQUAL TO
+  0x2248: [524,-32,894,64,829],      // ALMOST EQUAL TO
+  0x224D: [533,32,894,64,829],       // EQUIVALENT TO
+  0x2250: [721,-109,894,64,829],     // APPROACHES THE LIMIT
+  0x2260: [711,210,894,64,829],      // stix-not (vert) equals
+  0x2261: [505,3,894,64,829],        // IDENTICAL TO
+  0x2264: [697,199,894,96,797],      // LESS-THAN OR EQUAL TO
+  0x2265: [697,199,894,96,797],      // GREATER-THAN OR EQUAL TO
+  0x226A: [617,116,1150,64,1085],    // MUCH LESS-THAN
+  0x226B: [618,116,1150,64,1085],    // MUCH GREATER-THAN
+  0x227A: [585,86,894,96,797],       // PRECEDES
+  0x227B: [586,86,894,96,797],       // SUCCEEDS
+  0x2282: [587,85,894,96,797],       // SUBSET OF
+  0x2283: [587,86,894,96,796],       // SUPERSET OF
+  0x2286: [697,199,894,96,797],      // SUBSET OF OR EQUAL TO
+  0x2287: [697,199,894,96,796],      // SUPERSET OF OR EQUAL TO
+  0x228E: [604,16,767,64,702],       // MULTISET UNION
+  0x2291: [697,199,894,96,828],      // SQUARE IMAGE OF OR EQUAL TO
+  0x2292: [697,199,894,66,797],      // SQUARE ORIGINAL OF OR EQUAL TO
+  0x2293: [604,-1,767,70,696],       // stix-square intersection, serifs
+  0x2294: [604,-1,767,70,696],       // stix-square union, serifs
+  0x2295: [632,132,894,64,828],      // stix-circled plus (with rim)
+  0x2296: [632,132,894,64,828],      // CIRCLED MINUS
+  0x2297: [632,132,894,64,828],      // stix-circled times (with rim)
+  0x2298: [632,132,894,64,828],      // CIRCLED DIVISION SLASH
+  0x2299: [632,132,894,64,828],      // CIRCLED DOT OPERATOR
+  0x22A2: [693,-1,703,65,637],       // RIGHT TACK
+  0x22A3: [693,-1,703,64,638],       // LEFT TACK
+  0x22A4: [694,-1,894,64,829],       // DOWN TACK
+  0x22A5: [693,-1,894,65,829],       // UP TACK
+  0x22A8: [750,249,974,129,918],     // TRUE
+  0x22C4: [523,21,575,15,560],       // DIAMOND OPERATOR
+  0x22C5: [336,-166,319,74,245],     // DOT OPERATOR
+  0x22C6: [502,0,575,24,550],        // STAR OPERATOR
+  0x22C8: [540,39,1000,33,967],      // BOWTIE
+  0x22EE: [951,29,319,74,245],       // VERTICAL ELLIPSIS
+  0x22EF: [336,-166,1295,74,1221],   // MIDLINE HORIZONTAL ELLIPSIS
+  0x22F1: [871,-101,1323,129,1194],  // DOWN RIGHT DIAGONAL ELLIPSIS
+  0x2308: [750,248,511,194,493],     // LEFT CEILING
+  0x2309: [750,248,511,17,317],      // RIGHT CEILING
+  0x230A: [749,248,511,194,493],     // LEFT FLOOR
+  0x230B: [749,248,511,17,317],      // RIGHT FLOOR
+  0x2322: [405,-108,1150,65,1084],   // stix-small down curve
+  0x2323: [392,-126,1150,64,1085],   // stix-small up curve
+  0x25B3: [711,-1,1022,69,953],      // WHITE UP-POINTING TRIANGLE
+  0x25B9: [540,39,575,33,542],       // WHITE RIGHT-POINTING SMALL TRIANGLE
+  0x25BD: [500,210,1022,68,953],     // WHITE DOWN-POINTING TRIANGLE
+  0x25C3: [539,38,575,33,542],       // WHITE LEFT-POINTING SMALL TRIANGLE
+  0x25EF: [711,211,1150,65,1084],    // LARGE CIRCLE
+  0x2660: [719,129,894,64,829],      // BLACK SPADE SUIT
+  0x2661: [711,24,894,65,828],       // WHITE HEART SUIT
+  0x2662: [719,154,894,64,828],      // WHITE DIAMOND SUIT
+  0x2663: [719,129,894,32,861],      // BLACK CLUB SUIT
+  0x266D: [750,17,447,64,381],       // MUSIC FLAT SIGN
+  0x266E: [741,223,447,57,389],      // MUSIC NATURAL SIGN
+  0x266F: [724,224,447,63,382],      // MUSIC SHARP SIGN
+  0x27E8: [750,249,447,127,382],     // MATHEMATICAL LEFT ANGLE BRACKET
+  0x27E9: [750,249,447,64,319],      // MATHEMATICAL RIGHT ANGLE BRACKET
+  0x27F5: [518,17,1805,64,1741],     // LONG LEFTWARDS ARROW
+  0x27F6: [518,17,1833,96,1773],     // LONG RIGHTWARDS ARROW
+  0x27F7: [518,17,2126,64,2061],     // LONG LEFT RIGHT ARROW
+  0x27F8: [547,46,1868,64,1804],     // LONG LEFTWARDS DOUBLE ARROW
+  0x27F9: [547,46,1870,64,1804],     // LONG RIGHTWARDS DOUBLE ARROW
+  0x27FA: [547,46,2126,64,2060],     // LONG LEFT RIGHT DOUBLE ARROW
+  0x27FC: [518,17,1833,65,1773],     // LONG RIGHTWARDS ARROW FROM BAR
+  0x2A3F: [686,0,900,39,860],        // AMALGAMATION OR COPRODUCT
+  0x2AAF: [696,199,894,96,797],      // PRECEDES ABOVE SINGLE-LINE EQUALS SIGN
+  0x2AB0: [697,199,894,96,797]       // SUCCEEDS ABOVE SINGLE-LINE EQUALS SIGN
+});
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Math-BoldItalic.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Math-BoldItalic.js
new file mode 100644
index 0000000..b6c46d3
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Math-BoldItalic.js
@@ -0,0 +1,210 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/HTML-CSS/fonts/TeX/Math/BoldItalic/Main.js
+ *
+ *  Copyright (c) 2009-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_Math-BoldItalic';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 255, ascent: 725, descent: 216,
+  weight: 'bold',
+  style: 'italic',
+  skew: {
+    0x41: 0.16,
+    0x42: 0.0958,
+    0x43: 0.0958,
+    0x44: 0.0639,
+    0x45: 0.0958,
+    0x46: 0.0958,
+    0x47: 0.0958,
+    0x48: 0.0639,
+    0x49: 0.128,
+    0x4A: 0.192,
+    0x4B: 0.0639,
+    0x4C: 0.0319,
+    0x4D: 0.0958,
+    0x4E: 0.0958,
+    0x4F: 0.0958,
+    0x50: 0.0958,
+    0x51: 0.0958,
+    0x52: 0.0958,
+    0x53: 0.0958,
+    0x54: 0.0958,
+    0x55: 0.0319,
+    0x58: 0.0958,
+    0x5A: 0.0958,
+    0x63: 0.0639,
+    0x64: 0.192,
+    0x65: 0.0639,
+    0x66: 0.192,
+    0x67: 0.0319,
+    0x68: -0.0319,
+    0x6C: 0.0958,
+    0x6F: 0.0639,
+    0x70: 0.0958,
+    0x71: 0.0958,
+    0x72: 0.0639,
+    0x73: 0.0639,
+    0x74: 0.0958,
+    0x75: 0.0319,
+    0x76: 0.0319,
+    0x77: 0.0958,
+    0x78: 0.0319,
+    0x79: 0.0639,
+    0x7A: 0.0639,
+    0x393: 0.0958,
+    0x394: 0.192,
+    0x398: 0.0958,
+    0x39B: 0.192,
+    0x39E: 0.0958,
+    0x3A0: 0.0639,
+    0x3A3: 0.0958,
+    0x3A5: 0.0639,
+    0x3A6: 0.0958,
+    0x3A8: 0.0639,
+    0x3A9: 0.0958,
+    0x3B1: 0.0319,
+    0x3B2: 0.0958,
+    0x3B4: 0.0639,
+    0x3B5: 0.0958,
+    0x3B6: 0.0958,
+    0x3B7: 0.0639,
+    0x3B8: 0.0958,
+    0x3B9: 0.0639,
+    0x3BC: 0.0319,
+    0x3BD: 0.0319,
+    0x3BE: 0.128,
+    0x3BF: 0.0639,
+    0x3C1: 0.0958,
+    0x3C2: 0.0958,
+    0x3C4: 0.0319,
+    0x3C5: 0.0319,
+    0x3C6: 0.0958,
+    0x3C7: 0.0639,
+    0x3C8: 0.128,
+    0x3D1: 0.0958,
+    0x3D5: 0.0958,
+    0x3F1: 0.0958,
+    0x3F5: 0.0639
+  },
+  0x20: [0,0,250,0,0],               // SPACE
+  0x2F: [711,210,894,160,733],       // SOLIDUS
+  0x41: [711,0,869,45,839],          // LATIN CAPITAL LETTER A
+  0x42: [686,0,866,43,853],          // LATIN CAPITAL LETTER B
+  0x43: [703,17,817,55,855],         // LATIN CAPITAL LETTER C
+  0x44: [686,0,938,43,914],          // LATIN CAPITAL LETTER D
+  0x45: [680,0,810,43,825],          // LATIN CAPITAL LETTER E
+  0x46: [680,0,689,43,809],          // LATIN CAPITAL LETTER F
+  0x47: [703,16,887,56,854],         // LATIN CAPITAL LETTER G
+  0x48: [686,0,982,43,1027],         // LATIN CAPITAL LETTER H
+  0x49: [686,0,511,30,573],          // LATIN CAPITAL LETTER I
+  0x4A: [686,17,631,42,694],         // LATIN CAPITAL LETTER J
+  0x4B: [686,0,971,43,1003],         // LATIN CAPITAL LETTER K
+  0x4C: [686,0,756,43,711],          // LATIN CAPITAL LETTER L
+  0x4D: [686,0,1142,43,1219],        // LATIN CAPITAL LETTER M
+  0x4E: [686,0,950,43,1027],         // LATIN CAPITAL LETTER N
+  0x4F: [703,17,837,53,815],         // LATIN CAPITAL LETTER O
+  0x50: [686,0,723,43,847],          // LATIN CAPITAL LETTER P
+  0x51: [703,194,869,53,815],        // LATIN CAPITAL LETTER Q
+  0x52: [686,17,872,43,881],         // LATIN CAPITAL LETTER R
+  0x53: [703,17,693,63,714],         // LATIN CAPITAL LETTER S
+  0x54: [675,0,637,22,772],          // LATIN CAPITAL LETTER T
+  0x55: [686,16,800,63,877],         // LATIN CAPITAL LETTER U
+  0x56: [686,16,678,62,886],         // LATIN CAPITAL LETTER V
+  0x57: [686,17,1093,61,1207],       // LATIN CAPITAL LETTER W
+  0x58: [686,0,947,38,953],          // LATIN CAPITAL LETTER X
+  0x59: [686,0,675,40,876],          // LATIN CAPITAL LETTER Y
+  0x5A: [686,0,773,68,805],          // LATIN CAPITAL LETTER Z
+  0x61: [452,8,633,38,607],          // LATIN SMALL LETTER A
+  0x62: [694,8,521,45,513],          // LATIN SMALL LETTER B
+  0x63: [451,8,513,40,509],          // LATIN SMALL LETTER C
+  0x64: [694,8,610,38,612],          // LATIN SMALL LETTER D
+  0x65: [452,8,554,42,509],          // LATIN SMALL LETTER E
+  0x66: [701,201,568,64,624],        // LATIN SMALL LETTER F
+  0x67: [452,202,545,0,540],         // LATIN SMALL LETTER G
+  0x68: [694,8,668,45,642],          // LATIN SMALL LETTER H
+  0x69: [694,8,405,24,367],          // LATIN SMALL LETTER I
+  0x6A: [694,202,471,-12,456],       // LATIN SMALL LETTER J
+  0x6B: [694,8,604,45,578],          // LATIN SMALL LETTER K
+  0x6C: [694,8,348,27,296],          // LATIN SMALL LETTER L
+  0x6D: [452,8,1032,24,1006],        // LATIN SMALL LETTER M
+  0x6E: [452,8,713,24,687],          // LATIN SMALL LETTER N
+  0x6F: [452,8,585,39,576],          // LATIN SMALL LETTER O
+  0x70: [452,194,601,-23,593],       // LATIN SMALL LETTER P
+  0x71: [452,194,542,38,550],        // LATIN SMALL LETTER Q
+  0x72: [452,8,529,24,500],          // LATIN SMALL LETTER R
+  0x73: [451,8,531,57,476],          // LATIN SMALL LETTER S
+  0x74: [643,7,415,21,387],          // LATIN SMALL LETTER T
+  0x75: [452,8,681,24,655],          // LATIN SMALL LETTER U
+  0x76: [453,8,567,24,540],          // LATIN SMALL LETTER V
+  0x77: [453,8,831,24,796],          // LATIN SMALL LETTER W
+  0x78: [452,8,659,43,599],          // LATIN SMALL LETTER X
+  0x79: [452,202,590,24,587],        // LATIN SMALL LETTER Y
+  0x7A: [452,8,555,34,539],          // LATIN SMALL LETTER Z
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0x393: [680,0,657,43,777],         // GREEK CAPITAL LETTER GAMMA
+  0x394: [711,0,958,59,904],         // GREEK CAPITAL LETTER DELTA
+  0x398: [702,17,867,54,844],        // GREEK CAPITAL LETTER THETA
+  0x39B: [711,0,806,44,776],         // GREEK CAPITAL LETTER LAMDA
+  0x39E: [675,0,841,62,867],         // GREEK CAPITAL LETTER XI
+  0x3A0: [680,0,982,43,1026],        // GREEK CAPITAL LETTER PI
+  0x3A3: [686,0,885,69,902],         // GREEK CAPITAL LETTER SIGMA
+  0x3A5: [703,0,671,32,802],         // GREEK CAPITAL LETTER UPSILON
+  0x3A6: [686,0,767,29,737],         // GREEK CAPITAL LETTER PHI
+  0x3A8: [686,0,714,22,790],         // GREEK CAPITAL LETTER PSI
+  0x3A9: [703,0,879,93,886],         // GREEK CAPITAL LETTER OMEGA
+  0x3B1: [452,8,761,39,712],         // GREEK SMALL LETTER ALPHA
+  0x3B2: [701,194,660,28,637],       // GREEK SMALL LETTER BETA
+  0x3B3: [451,211,590,5,617],        // GREEK SMALL LETTER GAMMA
+  0x3B4: [725,8,522,39,513],         // GREEK SMALL LETTER DELTA
+  0x3B5: [461,17,529,36,481],        // GREEK SMALL LETTER EPSILON
+  0x3B6: [711,202,508,48,521],       // GREEK SMALL LETTER ZETA
+  0x3B7: [452,211,600,24,600],       // GREEK SMALL LETTER ETA
+  0x3B8: [702,8,562,40,554],         // GREEK SMALL LETTER THETA
+  0x3B9: [452,8,412,38,386],         // GREEK SMALL LETTER IOTA
+  0x3BA: [452,8,668,45,642],         // GREEK SMALL LETTER KAPPA
+  0x3BB: [694,13,671,40,652],        // GREEK SMALL LETTER LAMDA
+  0x3BC: [452,211,708,33,682],       // GREEK SMALL LETTER MU
+  0x3BD: [452,2,577,38,608],         // GREEK SMALL LETTER NU
+  0x3BE: [711,201,508,23,490],       // GREEK SMALL LETTER XI
+  0x3BF: [452,8,585,39,576],         // GREEK SMALL LETTER OMICRON
+  0x3C0: [444,8,682,23,674],         // GREEK SMALL LETTER PI
+  0x3C1: [451,211,612,34,603],       // GREEK SMALL LETTER RHO
+  0x3C2: [451,105,424,33,457],       // GREEK SMALL LETTER FINAL SIGMA
+  0x3C3: [444,8,686,35,677],         // GREEK SMALL LETTER SIGMA
+  0x3C4: [444,13,521,23,610],        // GREEK SMALL LETTER TAU
+  0x3C5: [453,8,631,24,604],         // GREEK SMALL LETTER UPSILON
+  0x3C6: [452,216,747,53,703],       // GREEK SMALL LETTER PHI
+  0x3C7: [452,201,718,32,685],       // GREEK SMALL LETTER CHI
+  0x3C8: [694,202,758,24,732],       // GREEK SMALL LETTER PSI
+  0x3C9: [453,8,718,24,691],         // GREEK SMALL LETTER OMEGA
+  0x3D1: [701,8,692,24,656],         // GREEK THETA SYMBOL
+  0x3D5: [694,202,712,51,693],       // GREEK PHI SYMBOL
+  0x3D6: [444,8,975,23,961],         // GREEK PI SYMBOL
+  0x3F1: [451,194,612,75,603],       // GREEK RHO SYMBOL
+  0x3F5: [444,7,483,44,450]          // GREEK LUNATE EPSILON SYMBOL
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Bold.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Bold.js
new file mode 100644
index 0000000..42553d0
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Bold.js
@@ -0,0 +1,154 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/SansSerif-Bold.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_SansSerif-Bold';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 250, ascent: 750, descent: 250,
+  weight: 'bold',
+  0x20: [0,0,250,0,0],               // SPACE
+  0x21: [694,0,367,110,256],         // EXCLAMATION MARK
+  0x22: [694,-442,558,37,420],       // QUOTATION MARK
+  0x23: [694,193,917,61,855],        // NUMBER SIGN
+  0x24: [750,56,550,49,488],         // DOLLAR SIGN
+  0x25: [750,56,1029,61,966],        // PERCENT SIGN
+  0x26: [716,22,831,47,769],         // AMPERSAND
+  0x27: [694,-442,306,80,226],       // APOSTROPHE
+  0x28: [750,249,428,79,366],        // LEFT PARENTHESIS
+  0x29: [750,250,428,61,348],        // RIGHT PARENTHESIS
+  0x2A: [750,-293,550,67,482],       // ASTERISK
+  0x2B: [617,116,856,61,794],        // PLUS SIGN
+  0x2C: [146,106,306,80,226],        // COMMA
+  0x2D: [273,-186,367,12,305],       // HYPHEN-MINUS
+  0x2E: [146,0,306,80,226],          // FULL STOP
+  0x2F: [750,249,550,61,488],        // SOLIDUS
+  0x30: [715,22,550,43,506],         // DIGIT ZERO
+  0x31: [716,-1,550,76,473],         // DIGIT ONE
+  0x32: [716,0,550,46,495],          // DIGIT TWO
+  0x33: [716,22,550,46,503],         // DIGIT THREE
+  0x34: [694,0,550,31,518],          // DIGIT FOUR
+  0x35: [694,22,550,37,494],         // DIGIT FIVE
+  0x36: [716,22,550,46,503],         // DIGIT SIX
+  0x37: [695,11,550,46,503],         // DIGIT SEVEN
+  0x38: [715,22,550,46,503],         // DIGIT EIGHT
+  0x39: [716,22,550,46,503],         // DIGIT NINE
+  0x3A: [458,0,306,80,226],          // COLON
+  0x3B: [458,106,306,80,226],        // SEMICOLON
+  0x3D: [407,-94,856,61,794],        // EQUALS SIGN
+  0x3F: [705,0,519,61,457],          // QUESTION MARK
+  0x40: [704,11,733,61,671],         // COMMERCIAL AT
+  0x41: [694,0,733,42,690],          // LATIN CAPITAL LETTER A
+  0x42: [694,-1,733,92,671],         // LATIN CAPITAL LETTER B
+  0x43: [704,11,703,61,647],         // LATIN CAPITAL LETTER C
+  0x44: [694,-1,794,92,732],         // LATIN CAPITAL LETTER D
+  0x45: [691,0,642,92,595],          // LATIN CAPITAL LETTER E
+  0x46: [691,0,611,92,564],          // LATIN CAPITAL LETTER F
+  0x47: [705,11,733,61,659],         // LATIN CAPITAL LETTER G
+  0x48: [694,0,794,92,702],          // LATIN CAPITAL LETTER H
+  0x49: [694,0,331,85,246],          // LATIN CAPITAL LETTER I
+  0x4A: [694,22,519,46,427],         // LATIN CAPITAL LETTER J
+  0x4B: [694,0,764,92,701],          // LATIN CAPITAL LETTER K
+  0x4C: [694,0,581,92,534],          // LATIN CAPITAL LETTER L
+  0x4D: [694,0,978,92,886],          // LATIN CAPITAL LETTER M
+  0x4E: [694,0,794,92,702],          // LATIN CAPITAL LETTER N
+  0x4F: [716,22,794,62,731],         // LATIN CAPITAL LETTER O
+  0x50: [694,0,703,92,641],          // LATIN CAPITAL LETTER P
+  0x51: [716,106,794,62,732],        // LATIN CAPITAL LETTER Q
+  0x52: [694,0,703,92,654],          // LATIN CAPITAL LETTER R
+  0x53: [716,22,611,49,549],         // LATIN CAPITAL LETTER S
+  0x54: [688,0,733,40,692],          // LATIN CAPITAL LETTER T
+  0x55: [694,22,764,92,672],         // LATIN CAPITAL LETTER U
+  0x56: [694,-1,733,27,705],         // LATIN CAPITAL LETTER V
+  0x57: [694,0,1039,24,1014],        // LATIN CAPITAL LETTER W
+  0x58: [694,0,733,37,694],          // LATIN CAPITAL LETTER X
+  0x59: [694,0,733,24,708],          // LATIN CAPITAL LETTER Y
+  0x5A: [694,0,672,61,616],          // LATIN CAPITAL LETTER Z
+  0x5B: [750,250,343,79,318],        // LEFT SQUARE BRACKET
+  0x5D: [750,250,343,24,263],        // RIGHT SQUARE BRACKET
+  0x5E: [694,-537,550,108,441],      // CIRCUMFLEX ACCENT
+  0x5F: [-23,110,550,0,549],         // LOW LINE
+  0x61: [475,11,525,31,472],         // LATIN SMALL LETTER A
+  0x62: [694,10,561,54,523],         // LATIN SMALL LETTER B
+  0x63: [475,11,489,37,457],         // LATIN SMALL LETTER C
+  0x64: [694,11,561,37,507],         // LATIN SMALL LETTER D
+  0x65: [474,10,511,30,480],         // LATIN SMALL LETTER E
+  0x66: [705,0,336,29,381],          // LATIN SMALL LETTER F
+  0x67: [469,206,550,17,534],        // LATIN SMALL LETTER G
+  0x68: [694,0,561,53,508],          // LATIN SMALL LETTER H
+  0x69: [695,0,256,46,208],          // LATIN SMALL LETTER I
+  0x6A: [695,205,286,-71,232],       // LATIN SMALL LETTER J
+  0x6B: [694,0,531,63,496],          // LATIN SMALL LETTER K
+  0x6C: [694,0,256,54,201],          // LATIN SMALL LETTER L
+  0x6D: [469,0,867,53,815],          // LATIN SMALL LETTER M
+  0x6E: [468,0,561,53,508],          // LATIN SMALL LETTER N
+  0x6F: [474,11,550,32,518],         // LATIN SMALL LETTER O
+  0x70: [469,194,561,54,523],        // LATIN SMALL LETTER P
+  0x71: [469,194,561,37,507],        // LATIN SMALL LETTER Q
+  0x72: [469,0,372,54,356],          // LATIN SMALL LETTER R
+  0x73: [474,10,422,30,396],         // LATIN SMALL LETTER S
+  0x74: [589,10,404,20,373],         // LATIN SMALL LETTER T
+  0x75: [458,11,561,52,508],         // LATIN SMALL LETTER U
+  0x76: [458,0,500,26,473],          // LATIN SMALL LETTER V
+  0x77: [458,0,744,24,719],          // LATIN SMALL LETTER W
+  0x78: [458,0,500,24,475],          // LATIN SMALL LETTER X
+  0x79: [458,205,500,29,473],        // LATIN SMALL LETTER Y
+  0x7A: [458,0,476,31,442],          // LATIN SMALL LETTER Z
+  0x7E: [344,-198,550,92,457],       // TILDE
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0x131: [458,0,256,54,201],         // LATIN SMALL LETTER DOTLESS I
+  0x237: [458,205,286,-71,232],      // LATIN SMALL LETTER DOTLESS J
+  0x300: [694,-537,0,-458,-218],     // COMBINING GRAVE ACCENT
+  0x301: [694,-537,0,-334,-93],      // COMBINING ACUTE ACCENT
+  0x302: [694,-537,0,-442,-109],     // COMBINING CIRCUMFLEX ACCENT
+  0x303: [694,-548,0,-458,-93],      // COMBINING TILDE
+  0x304: [660,-560,0,-474,-77],      // COMBINING MACRON
+  0x306: [694,-552,0,-470,-80],      // COMBINING BREVE
+  0x307: [695,-596,0,-356,-194],     // COMBINING DOT ABOVE
+  0x308: [695,-595,0,-459,-91],      // COMBINING DIAERESIS
+  0x30A: [694,-538,0,-365,-119],     // COMBINING RING ABOVE
+  0x30B: [694,-537,0,-440,-94],      // COMBINING DOUBLE ACUTE ACCENT
+  0x30C: [657,-500,0,-442,-109],     // COMBINING CARON
+  0x393: [691,0,581,92,534],         // GREEK CAPITAL LETTER GAMMA
+  0x394: [694,0,917,60,856],         // GREEK CAPITAL LETTER DELTA
+  0x398: [716,22,856,62,793],        // GREEK CAPITAL LETTER THETA
+  0x39B: [694,0,672,41,630],         // GREEK CAPITAL LETTER LAMDA
+  0x39E: [688,0,733,46,686],         // GREEK CAPITAL LETTER XI
+  0x3A0: [691,0,794,92,702],         // GREEK CAPITAL LETTER PI
+  0x3A3: [694,0,794,61,732],         // GREEK CAPITAL LETTER SIGMA
+  0x3A5: [715,0,856,62,793],         // GREEK CAPITAL LETTER UPSILON
+  0x3A6: [694,0,794,62,732],         // GREEK CAPITAL LETTER PHI
+  0x3A8: [694,0,856,61,794],         // GREEK CAPITAL LETTER PSI
+  0x3A9: [716,0,794,49,744],         // GREEK CAPITAL LETTER OMEGA
+  0x2013: [327,-240,550,0,549],      // EN DASH
+  0x2014: [327,-240,1100,0,1099],    // EM DASH
+  0x2018: [694,-443,306,81,226],     // LEFT SINGLE QUOTATION MARK
+  0x2019: [694,-442,306,80,226],     // RIGHT SINGLE QUOTATION MARK
+  0x201C: [694,-443,558,138,520],    // LEFT DOUBLE QUOTATION MARK
+  0x201D: [694,-442,558,37,420]      // RIGHT DOUBLE QUOTATION MARK
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Italic.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Italic.js
new file mode 100644
index 0000000..bf70f15
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Italic.js
@@ -0,0 +1,154 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/SansSerif-Italic.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_SansSerif-Italic';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 250, ascent: 750, descent: 250,
+  style: 'italic',
+    0x20: [0,0,250,0,0],               // SPACE
+    0x21: [694,0,319,110,355],         // EXCLAMATION MARK
+    0x22: [694,-471,500,133,472],      // QUOTATION MARK
+    0x23: [694,194,833,87,851],        // NUMBER SIGN
+    0x24: [750,56,500,56,565],         // DOLLAR SIGN
+    0x25: [750,56,833,165,815],        // PERCENT SIGN
+    0x26: [716,22,758,71,747],         // AMPERSAND
+    0x27: [694,-471,278,190,335],      // APOSTROPHE
+    0x28: [750,250,389,104,491],       // LEFT PARENTHESIS
+    0x29: [750,250,389,2,390],         // RIGHT PARENTHESIS
+    0x2A: [750,-306,500,156,568],      // ASTERISK
+    0x2B: [583,83,778,108,775],        // PLUS SIGN
+    0x2C: [98,125,278,63,209],         // COMMA
+    0x2D: [259,-186,333,51,332],       // HYPHEN-MINUS
+    0x2E: [98,0,278,90,209],           // FULL STOP
+    0x2F: [750,250,500,6,600],         // SOLIDUS
+    0x30: [678,22,500,88,549],         // DIGIT ZERO
+    0x31: [678,0,500,88,451],          // DIGIT ONE
+    0x32: [678,0,500,50,551],          // DIGIT TWO
+    0x33: [678,22,500,56,544],         // DIGIT THREE
+    0x34: [656,0,500,62,521],          // DIGIT FOUR
+    0x35: [656,22,500,50,555],         // DIGIT FIVE
+    0x36: [678,22,500,94,548],         // DIGIT SIX
+    0x37: [656,11,500,143,596],        // DIGIT SEVEN
+    0x38: [678,22,500,77,554],         // DIGIT EIGHT
+    0x39: [677,22,500,77,545],         // DIGIT NINE
+    0x3A: [444,0,278,90,282],          // COLON
+    0x3B: [444,125,278,63,282],        // SEMICOLON
+    0x3D: [370,-130,778,88,796],       // EQUALS SIGN
+    0x3F: [704,0,472,173,536],         // QUESTION MARK
+    0x40: [705,10,667,120,707],        // COMMERCIAL AT
+    0x41: [694,0,667,28,638],          // LATIN CAPITAL LETTER A
+    0x42: [694,0,667,90,696],          // LATIN CAPITAL LETTER B
+    0x43: [705,10,639,124,719],        // LATIN CAPITAL LETTER C
+    0x44: [694,0,722,88,747],          // LATIN CAPITAL LETTER D
+    0x45: [691,0,597,86,688],          // LATIN CAPITAL LETTER E
+    0x46: [691,0,569,86,673],          // LATIN CAPITAL LETTER F
+    0x47: [705,11,667,125,730],        // LATIN CAPITAL LETTER G
+    0x48: [694,0,708,86,768],          // LATIN CAPITAL LETTER H
+    0x49: [694,0,278,87,338],          // LATIN CAPITAL LETTER I
+    0x4A: [694,22,472,46,535],         // LATIN CAPITAL LETTER J
+    0x4B: [694,0,694,88,785],          // LATIN CAPITAL LETTER K
+    0x4C: [694,0,542,87,516],          // LATIN CAPITAL LETTER L
+    0x4D: [694,0,875,92,929],          // LATIN CAPITAL LETTER M
+    0x4E: [694,0,708,88,766],          // LATIN CAPITAL LETTER N
+    0x4F: [716,22,736,118,763],        // LATIN CAPITAL LETTER O
+    0x50: [694,0,639,88,690],          // LATIN CAPITAL LETTER P
+    0x51: [716,125,736,118,763],       // LATIN CAPITAL LETTER Q
+    0x52: [694,0,646,88,698],          // LATIN CAPITAL LETTER R
+    0x53: [716,22,556,54,609],         // LATIN CAPITAL LETTER S
+    0x54: [688,0,681,165,790],         // LATIN CAPITAL LETTER T
+    0x55: [694,22,688,131,747],        // LATIN CAPITAL LETTER U
+    0x56: [694,0,667,161,799],         // LATIN CAPITAL LETTER V
+    0x57: [694,0,944,161,1076],        // LATIN CAPITAL LETTER W
+    0x58: [694,0,667,14,758],          // LATIN CAPITAL LETTER X
+    0x59: [694,0,667,151,810],         // LATIN CAPITAL LETTER Y
+    0x5A: [694,0,611,55,702],          // LATIN CAPITAL LETTER Z
+    0x5B: [750,250,289,41,425],        // LEFT SQUARE BRACKET
+    0x5D: [750,250,289,-31,353],       // RIGHT SQUARE BRACKET
+    0x5E: [694,-527,500,190,533],      // CIRCUMFLEX ACCENT
+    0x5F: [-38,114,500,50,565],        // LOW LINE
+    0x61: [461,10,481,61,473],         // LATIN SMALL LETTER A
+    0x62: [694,11,517,75,539],         // LATIN SMALL LETTER B
+    0x63: [460,11,444,75,499],         // LATIN SMALL LETTER C
+    0x64: [694,10,517,73,588],         // LATIN SMALL LETTER D
+    0x65: [460,11,444,71,472],         // LATIN SMALL LETTER E
+    0x66: [705,0,306,94,494],          // LATIN SMALL LETTER F
+    0x67: [455,206,500,12,568],        // LATIN SMALL LETTER G
+    0x68: [694,0,517,73,513],          // LATIN SMALL LETTER H
+    0x69: [680,0,239,74,315],          // LATIN SMALL LETTER I
+    0x6A: [680,204,267,-96,336],       // LATIN SMALL LETTER J
+    0x6B: [694,0,489,76,543],          // LATIN SMALL LETTER K
+    0x6C: [694,0,239,74,311],          // LATIN SMALL LETTER L
+    0x6D: [455,0,794,73,790],          // LATIN SMALL LETTER M
+    0x6E: [454,0,517,73,513],          // LATIN SMALL LETTER N
+    0x6F: [461,11,500,69,523],         // LATIN SMALL LETTER O
+    0x70: [455,194,517,34,538],        // LATIN SMALL LETTER P
+    0x71: [455,194,517,72,538],        // LATIN SMALL LETTER Q
+    0x72: [455,0,342,74,424],          // LATIN SMALL LETTER R
+    0x73: [461,11,383,35,436],         // LATIN SMALL LETTER S
+    0x74: [571,11,361,97,410],         // LATIN SMALL LETTER T
+    0x75: [444,10,517,90,537],         // LATIN SMALL LETTER U
+    0x76: [444,0,461,108,540],         // LATIN SMALL LETTER V
+    0x77: [444,0,683,108,762],         // LATIN SMALL LETTER W
+    0x78: [444,0,461,1,537],           // LATIN SMALL LETTER X
+    0x79: [444,205,461,1,540],         // LATIN SMALL LETTER Y
+    0x7A: [444,0,435,28,494],          // LATIN SMALL LETTER Z
+    0x7E: [327,-193,500,199,560],      // TILDE
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0x131: [444,0,239,74,258],         // LATIN SMALL LETTER DOTLESS I
+    0x237: [444,204,267,-96,286],      // LATIN SMALL LETTER DOTLESS J
+    0x300: [694,-527,0,-270,-87],      // COMBINING GRAVE ACCENT
+    0x301: [694,-527,0,-190,63],       // COMBINING ACUTE ACCENT
+    0x302: [694,-527,0,-310,33],       // COMBINING CIRCUMFLEX ACCENT
+    0x303: [677,-543,0,-301,60],       // COMBINING TILDE
+    0x304: [631,-552,0,-314,64],       // COMBINING MACRON
+    0x306: [694,-508,0,-284,73],       // COMBINING BREVE
+    0x307: [680,-576,0,-180,-54],      // COMBINING DOT ABOVE
+    0x308: [680,-582,0,-273,40],       // COMBINING DIAERESIS
+    0x30A: [693,-527,0,-227,-2],       // COMBINING RING ABOVE
+    0x30B: [694,-527,0,-287,63],       // COMBINING DOUBLE ACUTE ACCENT
+    0x30C: [654,-487,0,-283,60],       // COMBINING CARON
+    0x393: [691,0,542,87,646],         // GREEK CAPITAL LETTER GAMMA
+    0x394: [694,0,833,42,790],         // GREEK CAPITAL LETTER DELTA
+    0x398: [715,22,778,119,804],       // GREEK CAPITAL LETTER THETA
+    0x39B: [694,0,611,28,582],         // GREEK CAPITAL LETTER LAMDA
+    0x39E: [688,0,667,42,765],         // GREEK CAPITAL LETTER XI
+    0x3A0: [691,0,708,86,768],         // GREEK CAPITAL LETTER PI
+    0x3A3: [694,0,722,55,813],         // GREEK CAPITAL LETTER SIGMA
+    0x3A5: [716,0,778,173,843],        // GREEK CAPITAL LETTER UPSILON
+    0x3A6: [694,0,722,124,743],        // GREEK CAPITAL LETTER PHI
+    0x3A8: [694,0,778,171,854],        // GREEK CAPITAL LETTER PSI
+    0x3A9: [716,0,722,44,769],         // GREEK CAPITAL LETTER OMEGA
+    0x2013: [312,-236,500,50,565],     // EN DASH
+    0x2014: [312,-236,1000,50,1065],   // EM DASH
+    0x2018: [694,-471,278,190,336],    // LEFT SINGLE QUOTATION MARK
+    0x2019: [694,-471,278,190,335],    // RIGHT SINGLE QUOTATION MARK
+    0x201C: [694,-471,500,274,614],    // LEFT DOUBLE QUOTATION MARK
+    0x201D: [694,-471,500,133,472]     // RIGHT DOUBLE QUOTATION MARK
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Regular.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Regular.js
new file mode 100644
index 0000000..a49d5ad
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/SansSerif-Regular.js
@@ -0,0 +1,154 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/SansSerif-Regular.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_SansSerif';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 250, ascent: 750, descent: 250,
+  
+  0x20: [0,0,250,0,0],               // SPACE
+  0x21: [694,0,319,110,208],         // EXCLAMATION MARK
+  0x22: [694,-471,500,32,325],       // QUOTATION MARK
+  0x23: [694,194,833,56,777],        // NUMBER SIGN
+  0x24: [750,56,500,44,444],         // DOLLAR SIGN
+  0x25: [750,56,833,56,776],         // PERCENT SIGN
+  0x26: [716,22,758,42,702],         // AMPERSAND
+  0x27: [694,-471,278,89,188],       // APOSTROPHE
+  0x28: [750,250,389,74,333],        // LEFT PARENTHESIS
+  0x29: [750,250,389,55,314],        // RIGHT PARENTHESIS
+  0x2A: [750,-306,500,63,436],       // ASTERISK
+  0x2B: [583,82,778,56,722],         // PLUS SIGN
+  0x2C: [98,125,278,89,188],         // COMMA
+  0x2D: [259,-186,333,11,277],       // HYPHEN-MINUS
+  0x2E: [98,0,278,90,188],           // FULL STOP
+  0x2F: [750,250,500,56,445],        // SOLIDUS
+  0x30: [678,22,500,39,460],         // DIGIT ZERO
+  0x31: [678,0,500,83,430],          // DIGIT ONE
+  0x32: [677,0,500,42,449],          // DIGIT TWO
+  0x33: [678,22,500,42,457],         // DIGIT THREE
+  0x34: [656,0,500,28,471],          // DIGIT FOUR
+  0x35: [656,21,500,33,449],         // DIGIT FIVE
+  0x36: [677,22,500,42,457],         // DIGIT SIX
+  0x37: [656,11,500,42,457],         // DIGIT SEVEN
+  0x38: [678,22,500,43,456],         // DIGIT EIGHT
+  0x39: [677,22,500,42,457],         // DIGIT NINE
+  0x3A: [444,0,278,90,188],          // COLON
+  0x3B: [444,125,278,89,188],        // SEMICOLON
+  0x3D: [370,-130,778,56,722],       // EQUALS SIGN
+  0x3F: [704,0,472,55,416],          // QUESTION MARK
+  0x40: [704,11,667,56,612],         // COMMERCIAL AT
+  0x41: [694,0,667,28,638],          // LATIN CAPITAL LETTER A
+  0x42: [694,0,667,90,610],          // LATIN CAPITAL LETTER B
+  0x43: [705,11,639,59,587],         // LATIN CAPITAL LETTER C
+  0x44: [694,0,722,88,666],          // LATIN CAPITAL LETTER D
+  0x45: [691,0,597,86,554],          // LATIN CAPITAL LETTER E
+  0x46: [691,0,569,86,526],          // LATIN CAPITAL LETTER F
+  0x47: [704,11,667,59,599],         // LATIN CAPITAL LETTER G
+  0x48: [694,0,708,86,621],          // LATIN CAPITAL LETTER H
+  0x49: [694,0,278,87,191],          // LATIN CAPITAL LETTER I
+  0x4A: [694,22,472,42,388],         // LATIN CAPITAL LETTER J
+  0x4B: [694,0,694,88,651],          // LATIN CAPITAL LETTER K
+  0x4C: [694,0,542,87,499],          // LATIN CAPITAL LETTER L
+  0x4D: [694,0,875,92,782],          // LATIN CAPITAL LETTER M
+  0x4E: [694,0,708,88,619],          // LATIN CAPITAL LETTER N
+  0x4F: [715,22,736,55,680],         // LATIN CAPITAL LETTER O
+  0x50: [694,0,639,88,583],          // LATIN CAPITAL LETTER P
+  0x51: [715,125,736,55,680],        // LATIN CAPITAL LETTER Q
+  0x52: [694,0,646,88,617],          // LATIN CAPITAL LETTER R
+  0x53: [716,22,556,44,500],         // LATIN CAPITAL LETTER S
+  0x54: [688,0,681,36,644],          // LATIN CAPITAL LETTER T
+  0x55: [694,22,688,87,600],         // LATIN CAPITAL LETTER U
+  0x56: [694,0,667,14,652],          // LATIN CAPITAL LETTER V
+  0x57: [694,0,944,14,929],          // LATIN CAPITAL LETTER W
+  0x58: [694,0,667,14,652],          // LATIN CAPITAL LETTER X
+  0x59: [694,0,667,3,663],           // LATIN CAPITAL LETTER Y
+  0x5A: [694,0,611,55,560],          // LATIN CAPITAL LETTER Z
+  0x5B: [750,250,289,94,266],        // LEFT SQUARE BRACKET
+  0x5D: [750,250,289,22,194],        // RIGHT SQUARE BRACKET
+  0x5E: [694,-527,500,78,421],       // CIRCUMFLEX ACCENT
+  0x5F: [-38,114,500,0,499],         // LOW LINE
+  0x61: [460,10,481,38,407],         // LATIN SMALL LETTER A
+  0x62: [694,11,517,75,482],         // LATIN SMALL LETTER B
+  0x63: [460,10,444,34,415],         // LATIN SMALL LETTER C
+  0x64: [694,10,517,33,441],         // LATIN SMALL LETTER D
+  0x65: [461,10,444,28,415],         // LATIN SMALL LETTER E
+  0x66: [705,0,306,27,347],          // LATIN SMALL LETTER F
+  0x67: [455,206,500,28,485],        // LATIN SMALL LETTER G
+  0x68: [694,0,517,73,443],          // LATIN SMALL LETTER H
+  0x69: [680,0,239,67,171],          // LATIN SMALL LETTER I
+  0x6A: [680,205,267,-59,192],       // LATIN SMALL LETTER J
+  0x6B: [694,0,489,76,471],          // LATIN SMALL LETTER K
+  0x6C: [694,0,239,74,164],          // LATIN SMALL LETTER L
+  0x6D: [455,0,794,73,720],          // LATIN SMALL LETTER M
+  0x6E: [455,0,517,73,443],          // LATIN SMALL LETTER N
+  0x6F: [460,10,500,28,471],         // LATIN SMALL LETTER O
+  0x70: [455,194,517,75,483],        // LATIN SMALL LETTER P
+  0x71: [455,194,517,33,441],        // LATIN SMALL LETTER Q
+  0x72: [455,0,342,74,327],          // LATIN SMALL LETTER R
+  0x73: [460,10,383,28,360],         // LATIN SMALL LETTER S
+  0x74: [571,10,361,18,333],         // LATIN SMALL LETTER T
+  0x75: [444,10,517,73,443],         // LATIN SMALL LETTER U
+  0x76: [444,0,461,14,446],          // LATIN SMALL LETTER V
+  0x77: [444,0,683,14,668],          // LATIN SMALL LETTER W
+  0x78: [444,0,461,0,460],           // LATIN SMALL LETTER X
+  0x79: [444,204,461,14,446],        // LATIN SMALL LETTER Y
+  0x7A: [444,0,435,28,402],          // LATIN SMALL LETTER Z
+  0x7E: [327,-193,500,83,416],       // TILDE
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0x131: [444,0,239,74,164],         // LATIN SMALL LETTER DOTLESS I
+  0x237: [444,205,267,-59,192],      // LATIN SMALL LETTER DOTLESS J
+  0x300: [694,-527,0,-417,-199],     // COMBINING GRAVE ACCENT
+  0x301: [694,-527,0,-302,-84],      // COMBINING ACUTE ACCENT
+  0x302: [694,-527,0,-422,-79],      // COMBINING CIRCUMFLEX ACCENT
+  0x303: [677,-543,0,-417,-84],      // COMBINING TILDE
+  0x304: [631,-552,0,-431,-70],      // COMBINING MACRON
+  0x306: [694,-508,0,-427,-74],      // COMBINING BREVE
+  0x307: [680,-576,0,-302,-198],     // COMBINING DOT ABOVE
+  0x308: [680,-582,0,-397,-104],     // COMBINING DIAERESIS
+  0x30A: [694,-527,0,-319,-99],      // COMBINING RING ABOVE
+  0x30B: [694,-527,0,-399,-84],      // COMBINING DOUBLE ACUTE ACCENT
+  0x30C: [654,-487,0,-422,-79],      // COMBINING CARON
+  0x393: [691,0,542,87,499],         // GREEK CAPITAL LETTER GAMMA
+  0x394: [694,0,833,42,790],         // GREEK CAPITAL LETTER DELTA
+  0x398: [716,21,778,56,722],        // GREEK CAPITAL LETTER THETA
+  0x39B: [694,0,611,28,582],         // GREEK CAPITAL LETTER LAMDA
+  0x39E: [688,0,667,42,624],         // GREEK CAPITAL LETTER XI
+  0x3A0: [691,0,708,86,621],         // GREEK CAPITAL LETTER PI
+  0x3A3: [694,0,722,55,666],         // GREEK CAPITAL LETTER SIGMA
+  0x3A5: [716,0,778,55,722],         // GREEK CAPITAL LETTER UPSILON
+  0x3A6: [694,0,722,55,666],         // GREEK CAPITAL LETTER PHI
+  0x3A8: [694,0,778,55,722],         // GREEK CAPITAL LETTER PSI
+  0x3A9: [716,0,722,44,677],         // GREEK CAPITAL LETTER OMEGA
+  0x2013: [312,-236,500,0,499],      // EN DASH
+  0x2014: [312,-236,1000,0,999],     // EM DASH
+  0x2018: [694,-471,278,90,189],     // LEFT SINGLE QUOTATION MARK
+  0x2019: [694,-471,278,89,188],     // RIGHT SINGLE QUOTATION MARK
+  0x201C: [694,-471,500,174,467],    // LEFT DOUBLE QUOTATION MARK
+  0x201D: [694,-471,500,32,325]      // RIGHT DOUBLE QUOTATION MARK
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Script-Regular.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Script-Regular.js
new file mode 100644
index 0000000..95ef8d1
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Script-Regular.js
@@ -0,0 +1,90 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/Script-Regular.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_Script';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 211, ascent: 735, descent: 314,
+  skew: {
+    0x41: 0.389,
+    0x42: 0.194,
+    0x43: 0.278,
+    0x44: 0.111,
+    0x45: 0.139,
+    0x46: 0.222,
+    0x47: 0.25,
+    0x48: 0.333,
+    0x49: 0.333,
+    0x4A: 0.417,
+    0x4B: 0.361,
+    0x4C: 0.306,
+    0x4D: 0.444,
+    0x4E: 0.389,
+    0x4F: 0.167,
+    0x50: 0.222,
+    0x51: 0.278,
+    0x52: 0.194,
+    0x53: 0.333,
+    0x54: 0.222,
+    0x55: 0.25,
+    0x56: 0.222,
+    0x57: 0.25,
+    0x58: 0.278,
+    0x59: 0.194,
+    0x5A: 0.306
+  },
+  0x20: [0,0,250,0,0],               // SPACE
+  0x41: [717,8,803,35,1016],         // LATIN CAPITAL LETTER A
+  0x42: [708,28,908,31,928],         // LATIN CAPITAL LETTER B
+  0x43: [728,26,666,26,819],         // LATIN CAPITAL LETTER C
+  0x44: [708,31,774,68,855],         // LATIN CAPITAL LETTER D
+  0x45: [707,8,562,46,718],          // LATIN CAPITAL LETTER E
+  0x46: [735,36,895,39,990],         // LATIN CAPITAL LETTER F
+  0x47: [717,37,610,12,738],         // LATIN CAPITAL LETTER G
+  0x48: [717,36,969,29,1241],        // LATIN CAPITAL LETTER H
+  0x49: [717,17,809,59,946],         // LATIN CAPITAL LETTER I
+  0x4A: [717,314,1052,92,1133],      // LATIN CAPITAL LETTER J
+  0x4B: [717,37,914,29,1204],        // LATIN CAPITAL LETTER K
+  0x4C: [717,17,874,14,1035],        // LATIN CAPITAL LETTER L
+  0x4D: [721,50,1080,30,1216],       // LATIN CAPITAL LETTER M
+  0x4E: [726,36,902,29,1208],        // LATIN CAPITAL LETTER N
+  0x4F: [707,8,738,96,805],          // LATIN CAPITAL LETTER O
+  0x50: [716,37,1013,90,1031],       // LATIN CAPITAL LETTER P
+  0x51: [717,17,883,54,885],         // LATIN CAPITAL LETTER Q
+  0x52: [717,17,850,-2,887],         // LATIN CAPITAL LETTER R
+  0x53: [708,36,868,29,1016],        // LATIN CAPITAL LETTER S
+  0x54: [735,37,747,92,996],         // LATIN CAPITAL LETTER T
+  0x55: [717,17,800,55,960],         // LATIN CAPITAL LETTER U
+  0x56: [717,17,622,56,850],         // LATIN CAPITAL LETTER V
+  0x57: [717,17,805,46,1026],        // LATIN CAPITAL LETTER W
+  0x58: [717,17,944,103,1131],       // LATIN CAPITAL LETTER X
+  0x59: [716,17,710,57,959],         // LATIN CAPITAL LETTER Y
+  0x5A: [717,16,821,83,1032],        // LATIN CAPITAL LETTER Z
+  0xA0: [0,0,250,0,0]                // NO-BREAK SPACE
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/Typewriter-Regular.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Typewriter-Regular.js
new file mode 100644
index 0000000..66cfd23
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/Typewriter-Regular.js
@@ -0,0 +1,157 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/Typewriter-Regular.js
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ *
+ */
+
+(function (CHTML) {
+
+var font = 'MathJax_Typewriter';
+
+CHTML.FONTDATA.FONTS[font] = {
+  className: CHTML.FONTDATA.familyName(font),
+  centerline: 233, ascent: 694, descent: 229,
+  
+  0x20: [0,0,250,0,0],               // SPACE
+  0x21: [622,0,525,206,320],         // EXCLAMATION MARK
+  0x22: [623,-333,525,122,402],      // QUOTATION MARK
+  0x23: [611,0,525,36,489],          // NUMBER SIGN
+  0x24: [694,82,525,58,466],         // DOLLAR SIGN
+  0x25: [694,83,525,35,489],         // PERCENT SIGN
+  0x26: [622,11,525,28,490],         // AMPERSAND
+  0x27: [611,-287,525,175,349],      // APOSTROPHE
+  0x28: [694,82,525,166,437],        // LEFT PARENTHESIS
+  0x29: [694,82,525,87,358],         // RIGHT PARENTHESIS
+  0x2A: [520,-90,525,68,456],        // ASTERISK
+  0x2B: [531,-81,525,38,487],        // PLUS SIGN
+  0x2C: [140,139,525,173,353],       // COMMA
+  0x2D: [341,-271,525,57,468],       // HYPHEN-MINUS
+  0x2E: [140,-1,525,193,332],        // FULL STOP
+  0x2F: [694,83,525,58,466],         // SOLIDUS
+  0x30: [621,10,525,42,482],         // DIGIT ZERO
+  0x31: [622,-1,525,99,450],         // DIGIT ONE
+  0x32: [622,-1,525,52,472],         // DIGIT TWO
+  0x33: [622,11,525,44,479],         // DIGIT THREE
+  0x34: [624,-1,525,29,495],         // DIGIT FOUR
+  0x35: [611,10,525,52,472],         // DIGIT FIVE
+  0x36: [622,11,525,45,479],         // DIGIT SIX
+  0x37: [627,10,525,44,480],         // DIGIT SEVEN
+  0x38: [621,10,525,45,479],         // DIGIT EIGHT
+  0x39: [622,11,525,46,479],         // DIGIT NINE
+  0x3A: [431,-1,525,193,332],        // COLON
+  0x3B: [431,139,525,175,337],       // SEMICOLON
+  0x3C: [557,-55,525,57,468],        // LESS-THAN SIGN
+  0x3D: [417,-195,525,38,487],       // EQUALS SIGN
+  0x3E: [557,-55,525,57,468],        // GREATER-THAN SIGN
+  0x3F: [617,0,525,62,462],          // QUESTION MARK
+  0x40: [617,6,525,44,481],          // COMMERCIAL AT
+  0x41: [623,-1,525,28,496],         // LATIN CAPITAL LETTER A
+  0x42: [611,-1,525,17,482],         // LATIN CAPITAL LETTER B
+  0x43: [622,11,525,40,484],         // LATIN CAPITAL LETTER C
+  0x44: [611,-1,525,16,485],         // LATIN CAPITAL LETTER D
+  0x45: [611,-1,525,19,502],         // LATIN CAPITAL LETTER E
+  0x46: [611,-1,525,22,490],         // LATIN CAPITAL LETTER F
+  0x47: [622,11,525,38,496],         // LATIN CAPITAL LETTER G
+  0x48: [611,-1,525,16,508],         // LATIN CAPITAL LETTER H
+  0x49: [611,-1,525,72,452],         // LATIN CAPITAL LETTER I
+  0x4A: [611,11,525,57,479],         // LATIN CAPITAL LETTER J
+  0x4B: [611,-1,525,18,495],         // LATIN CAPITAL LETTER K
+  0x4C: [611,0,525,25,488],          // LATIN CAPITAL LETTER L
+  0x4D: [611,-1,525,12,512],         // LATIN CAPITAL LETTER M
+  0x4E: [611,0,525,20,504],          // LATIN CAPITAL LETTER N
+  0x4F: [621,10,525,56,468],         // LATIN CAPITAL LETTER O
+  0x50: [611,-1,525,19,480],         // LATIN CAPITAL LETTER P
+  0x51: [621,138,525,56,468],        // LATIN CAPITAL LETTER Q
+  0x52: [611,11,525,16,522],         // LATIN CAPITAL LETTER R
+  0x53: [622,11,525,52,472],         // LATIN CAPITAL LETTER S
+  0x54: [611,-1,525,26,498],         // LATIN CAPITAL LETTER T
+  0x55: [611,11,525,-3,528],         // LATIN CAPITAL LETTER U
+  0x56: [611,7,525,19,505],          // LATIN CAPITAL LETTER V
+  0x57: [611,7,525,12,512],          // LATIN CAPITAL LETTER W
+  0x58: [611,-1,525,28,495],         // LATIN CAPITAL LETTER X
+  0x59: [611,-1,525,20,505],         // LATIN CAPITAL LETTER Y
+  0x5A: [611,-1,525,48,481],         // LATIN CAPITAL LETTER Z
+  0x5B: [694,82,525,214,483],        // LEFT SQUARE BRACKET
+  0x5C: [694,83,525,58,466],         // REVERSE SOLIDUS
+  0x5D: [694,82,525,41,310],         // RIGHT SQUARE BRACKET
+  0x5E: [611,-460,525,96,428],       // CIRCUMFLEX ACCENT
+  0x5F: [-25,95,525,57,468],         // LOW LINE
+  0x60: [681,-357,525,176,350],      // GRAVE ACCENT
+  0x61: [439,6,525,48,524],          // LATIN SMALL LETTER A
+  0x62: [611,6,525,4,492],           // LATIN SMALL LETTER B
+  0x63: [440,6,525,66,466],          // LATIN SMALL LETTER C
+  0x64: [611,6,525,31,520],          // LATIN SMALL LETTER D
+  0x65: [440,6,525,48,464],          // LATIN SMALL LETTER E
+  0x66: [617,-1,525,35,437],         // LATIN SMALL LETTER F
+  0x67: [442,229,525,28,509],        // LATIN SMALL LETTER G
+  0x68: [611,-1,525,4,520],          // LATIN SMALL LETTER H
+  0x69: [612,-1,525,72,462],         // LATIN SMALL LETTER I
+  0x6A: [612,228,525,48,376],        // LATIN SMALL LETTER J
+  0x6B: [611,-1,525,13,507],         // LATIN SMALL LETTER K
+  0x6C: [611,-1,525,51,474],         // LATIN SMALL LETTER L
+  0x6D: [436,-1,525,-12,536],        // LATIN SMALL LETTER M
+  0x6E: [436,-1,525,4,520],          // LATIN SMALL LETTER N
+  0x6F: [440,6,525,52,472],          // LATIN SMALL LETTER O
+  0x70: [437,221,525,4,492],         // LATIN SMALL LETTER P
+  0x71: [437,221,525,34,545],        // LATIN SMALL LETTER Q
+  0x72: [437,-1,525,24,487],         // LATIN SMALL LETTER R
+  0x73: [440,6,525,72,458],          // LATIN SMALL LETTER S
+  0x74: [554,6,525,25,448],          // LATIN SMALL LETTER T
+  0x75: [431,5,525,4,520],           // LATIN SMALL LETTER U
+  0x76: [431,4,525,24,500],          // LATIN SMALL LETTER V
+  0x77: [431,4,525,16,508],          // LATIN SMALL LETTER W
+  0x78: [431,-1,525,29,495],         // LATIN SMALL LETTER X
+  0x79: [431,228,525,26,500],        // LATIN SMALL LETTER Y
+  0x7A: [431,-1,525,34,475],         // LATIN SMALL LETTER Z
+  0x7B: [694,83,525,50,475],         // LEFT CURLY BRACKET
+  0x7C: [694,82,525,228,297],        // VERTICAL LINE
+  0x7D: [694,83,525,49,475],         // RIGHT CURLY BRACKET
+  0x7E: [611,-466,525,87,437],       // TILDE
+  0x7F: [612,-519,525,104,421],      // ??
+  0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+  0x131: [431,-1,525,72,462],        // LATIN SMALL LETTER DOTLESS I
+  0x237: [431,228,525,48,376],       // LATIN SMALL LETTER DOTLESS J
+  0x300: [611,-485,0,-409,-195],     // COMBINING GRAVE ACCENT
+  0x301: [611,-485,0,-331,-117],     // COMBINING ACUTE ACCENT
+  0x302: [611,-460,0,-429,-97],      // COMBINING CIRCUMFLEX ACCENT
+  0x303: [611,-466,0,-438,-88],      // COMBINING TILDE
+  0x304: [577,-500,0,-452,-74],      // COMBINING MACRON
+  0x306: [611,-504,0,-446,-79],      // COMBINING BREVE
+  0x308: [612,-519,0,-421,-104],     // COMBINING DIAERESIS
+  0x30A: [619,-499,0,-344,-182],     // COMBINING RING ABOVE
+  0x30C: [577,-449,0,-427,-99],      // COMBINING CARON
+  0x393: [611,0,525,25,488],         // GREEK CAPITAL LETTER GAMMA
+  0x394: [623,0,525,35,489],         // GREEK CAPITAL LETTER DELTA
+  0x398: [621,10,525,56,468],        // GREEK CAPITAL LETTER THETA
+  0x39B: [623,-1,525,30,495],        // GREEK CAPITAL LETTER LAMDA
+  0x39E: [611,-1,525,33,491],        // GREEK CAPITAL LETTER XI
+  0x3A0: [611,-1,525,16,508],        // GREEK CAPITAL LETTER PI
+  0x3A3: [611,-1,525,40,484],        // GREEK CAPITAL LETTER SIGMA
+  0x3A5: [622,-1,525,38,486],        // GREEK CAPITAL LETTER UPSILON
+  0x3A6: [611,-1,525,41,483],        // GREEK CAPITAL LETTER PHI
+  0x3A8: [611,-1,525,37,487],        // GREEK CAPITAL LETTER PSI
+  0x3A9: [622,-1,525,32,492],        // GREEK CAPITAL LETTER OMEGA
+  0x7E2: [611,-287,525,175,349],     // ??
+  0x7E3: [681,-357,525,176,350],     // ??
+  0x2032: [623,-334,525,211,313]     // PRIME
+};
+
+CHTML.fontLoaded("TeX/"+font.substr(8));
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/fontdata-extra.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/fontdata-extra.js
new file mode 100644
index 0000000..62d7389
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/fontdata-extra.js
@@ -0,0 +1,242 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/fontdata-extra.js
+ *  
+ *  Adds extra stretchy characters to the TeX font data.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+(function (CHTML) {
+  var VERSION = "2.7.9";
+  
+  var DELIMITERS = CHTML.FONTDATA.DELIMITERS;
+
+  var MAIN   = "MathJax_Main",
+      BOLD   = "MathJax_Main-Bold",
+      AMS    = "MathJax_AMS",
+      SIZE1  = "MathJax_Size1",
+      SIZE4  = "MathJax_Size4";
+  var H = "H", V = "V";
+  var ARROWREP = [0x2212,MAIN,0,0,0,-.31,-.31];  // remove extra height/depth added below
+  var DARROWREP = [0x3D,MAIN,0,0,0,0,.1];        // add depth for arrow extender
+
+  var delim = {
+    0x003D: // equal sign
+    {
+      dir: H, HW: [[.767,MAIN]], stretch: {rep:[0x003D,MAIN]}
+    },
+    0x219E: // left two-headed arrow
+    {
+      dir: H, HW: [[1,AMS]], stretch: {left:[0x219E,AMS], rep:ARROWREP}
+    },
+    0x21A0: // right two-headed arrow
+    {
+      dir: H, HW: [[1,AMS]], stretch: {right:[0x21A0,AMS], rep:ARROWREP}
+    },
+    0x21A4: // left arrow from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:1, left:[0x2190,MAIN], rep:ARROWREP, right:[0x2223,SIZE1,0,-.05,.9]}
+    },
+    0x21A5: // up arrow from bar
+    {
+      dir: V, HW: [],
+      stretch: {min:.6, bot:[0x22A5,BOLD,0,0,.75], ext:[0x23D0,SIZE1], top:[0x2191,SIZE1]}
+    },
+    0x21A6: // right arrow from bar
+    {
+      dir: H, HW: [[1,MAIN]],
+      stretch: {left:[0x2223,SIZE1,-.09,-.05,.9], rep:ARROWREP, right:[0x2192,MAIN]}
+    },
+    0x21A7: // down arrow from bar
+    {
+      dir: V, HW: [],
+      stretch: {min:.6, top:[0x22A4,BOLD,0,0,.75], ext:[0x23D0,SIZE1], bot:[0x2193,SIZE1]}
+    },
+    0x21B0: // up arrow with top leftwards
+    {
+      dir: V, HW: [[.722,AMS]],
+      stretch: {top:[0x21B0,AMS], ext:[0x23D0,SIZE1,.097]}
+    },
+    0x21B1: // up arrow with top right
+    {
+      dir: V, HW: [[.722,AMS]],
+      stretch: {top:[0x21B1,AMS,.27], ext:[0x23D0,SIZE1]}
+    },
+    0x21BC: // left harpoon with barb up
+    {
+      dir: H, HW: [[1,MAIN]],
+      stretch: {left:[0x21BC,MAIN], rep:ARROWREP}
+    },
+    0x21BD: // left harpoon with barb down
+    {
+      dir: H, HW: [[1,MAIN]],
+      stretch: {left:[0x21BD,MAIN], rep:ARROWREP}
+    },
+    0x21BE: // up harpoon with barb right
+    {
+      dir: V, HW: [[.888,AMS]],
+      stretch: {top:[0x21BE,AMS,.12,0,1.1], ext:[0x23D0,SIZE1]}
+    },
+    0x21BF: // up harpoon with barb left
+    {
+      dir: V, HW: [[.888,AMS]],
+      stretch: {top:[0x21BF,AMS,.12,0,1.1], ext:[0x23D0,SIZE1]}
+    },
+    0x21C0: // right harpoon with barb up
+    {
+      dir: H, HW: [[1,MAIN]],
+      stretch: {right:[0x21C0,MAIN], rep:ARROWREP}
+    },
+    0x21C1: // right harpoon with barb down
+    {
+      dir: H, HW: [[1,MAIN]],
+      stretch: {right:[0x21C1,MAIN], rep:ARROWREP}
+    },
+    0x21C2: // down harpoon with barb right
+    {
+      dir: V, HW: [[.888,AMS]],
+      stretch: {bot:[0x21C2,AMS,.12,0,1.1], ext:[0x23D0,SIZE1]}
+    },
+    0x21C3: // down harpoon with barb left
+    {
+      dir: V, HW: [[.888,AMS]],
+      stretch: {bot:[0x21C3,AMS,.12,0,1.1], ext:[0x23D0,SIZE1]}
+    },
+    0x21DA: // left triple arrow
+    {
+      dir: H, HW: [[1,AMS]],
+      stretch: {left:[0x21DA,AMS], rep:[0x2261,MAIN]}
+    },
+    0x21DB: // right triple arrow
+    {
+      dir: H, HW: [[1,AMS]],
+      stretch: {right:[0x21DB,AMS], rep:[0x2261,MAIN]}
+    },
+    0x23B4: // top square bracket
+    {
+      dir: H, HW: [],
+      stretch: {min:.5, left:[0x250C,AMS,0,-.1], rep:[0x2212,MAIN,0,.35], right:[0x2510,AMS,0,-.1]}
+    },
+    0x23B5: // bottom square bracket
+    {
+      dir: H, HW: [],
+      stretch: {min:.5, left:[0x2514,AMS,0,.26], rep:[0x2212,MAIN,0,0,0,.25], right:[0x2518,AMS,0,.26]}
+    },
+    0x23DC: // top paren
+    {
+      dir: H, HW: [[.778,AMS,0,0x2322],[1,MAIN,0,0x2322]],
+      stretch: {left:[0xE150,SIZE4], rep:[0xE154,SIZE4], right:[0xE151,SIZE4]}
+    },
+    0x23DD: // bottom paren
+    {
+      dir: H, HW: [[.778,AMS,0,0x2323],[1,MAIN,0,0x2323]],
+      stretch: {left:[0xE152,SIZE4], rep:[0xE154,SIZE4], right:[0xE153,SIZE4]}
+    },
+    0x23E0: // top tortoise shell
+    {
+      dir: H, HW: [],
+      stretch: {min:1.25, left:[0x2CA,MAIN,-.1], rep:[0x2C9,MAIN,0,.13], right:[0x2CB,MAIN], fullExtenders:true}
+    },
+    0x23E1: // bottom tortoise shell
+    {
+      dir: H, HW: [],
+      stretch: {min:1.5, left:[0x2CB,MAIN,-.1,.1], rep:[0x2C9,MAIN], right:[0x2CA,MAIN,-.1,.1], fullExtenders:true}
+    },
+    0x2906: // leftwards double arrow from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:1, left:[0x21D0,MAIN], rep:DARROWREP, right:[0x2223,SIZE1,0,-.1]}
+    },
+    0x2907: // rightwards double arrow from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:.7, left:[0x22A8,AMS,0,-.12], rep:DARROWREP, right:[0x21D2,MAIN]}
+    },
+    0x294E: // left barb up right barb up harpoon
+    {
+      dir: H, HW: [],
+      stretch: {min:.5, left:[0x21BC,MAIN], rep:ARROWREP, right:[0x21C0,MAIN]}
+    },
+    0x294F: // up barb right down barb right harpoon
+    {
+      dir: V, HW: [],
+      stretch: {min:.5, top:[0x21BE,AMS,.12,0,1.1], ext:[0x23D0,SIZE1], bot:[0x21C2,AMS,.12,0,1.1]}
+    },
+    0x2950: // left barb dow right barb down harpoon
+    {
+      dir: H, HW: [],
+      stretch: {min:.5, left:[0x21BD,MAIN], rep:ARROWREP, right:[0x21C1,MAIN]}
+    },
+    0x2951: // up barb left down barb left harpoon
+    {
+      dir: V, HW: [],
+      stretch: {min:.5, top:[0x21BF,AMS,.12,0,1.1], ext:[0x23D0,SIZE1], bot:[0x21C3,AMS,.12,0,1.1]}
+    },
+    0x295A: // leftwards harpoon with barb up from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:1, left:[0x21BC,MAIN], rep:ARROWREP, right:[0x2223,SIZE1,0,-.05,.9]}
+    },
+    0x295B: // rightwards harpoon with barb up from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:1, left:[0x2223,SIZE1,-.05,-.05,.9], rep:ARROWREP, right:[0x21C0,MAIN]}
+    },
+    0x295C: // up harpoon with barb right from bar
+    {
+      dir: V, HW: [],
+      stretch: {min:.7, bot:[0x22A5,BOLD,0,0,.75], ext:[0x23D0,SIZE1], top:[0x21BE,AMS,.12,0,1.1]}
+    },
+    0x295D: // down harpoon with barb right from bar
+    {
+      dir: V, HW: [],
+      stretch: {min:.7, top:[0x22A4,BOLD,0,0,.75], ext:[0x23D0,SIZE1], bot:[0x21C2,AMS,.12,0,1.1]}
+    },
+    0x295E: // leftwards harpoon with barb down from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:1, left:[0x21BD,MAIN], rep:ARROWREP, right:[0x2223,SIZE1,0,-.05,.9]}
+    },
+    0x295F: // rightwards harpoon with barb down from bar
+    {
+      dir: H, HW: [],
+      stretch: {min:1, left:[0x2223,SIZE1,-.05,-.05,.9], rep:ARROWREP, right:[0x21C1,MAIN]}
+    },
+    0x2960: // up harpoon with barb left from bar
+    {
+      dir: V, HW: [],
+      stretch: {min:.7, bot:[0x22A5,BOLD,0,0,.75], ext:[0x23D0,SIZE1], top:[0x21BF,AMS,.12,0,1.1]}
+    },
+    0x2961: // down harpoon with barb left from bar
+    {
+      dir: V, HW: [],
+      stretch: {min:.7, top:[0x22A4,BOLD,0,0,.75], ext:[0x23D0,SIZE1], bot:[0x21C3,AMS,.12,0,1.1]}
+    }
+  };
+  
+  for (var id in delim) {if (delim.hasOwnProperty(id)) {DELIMITERS[id] = delim[id]}};
+
+  CHTML.fontLoaded("TeX/fontdata-extra");
+
+})(MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/fonts/TeX/fontdata.js b/js/mathjax/jax/output/CommonHTML/fonts/TeX/fontdata.js
new file mode 100644
index 0000000..9036c71
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/fonts/TeX/fontdata.js
@@ -0,0 +1,1786 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/fonts/TeX/fontdata.js
+ *  
+ *  Initializes the CommonHTML OutputJax to use the MathJax TeX fonts
+ *  for displaying mathematics.
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+(function (CHTML,MML,AJAX) {
+  var VERSION = "2.7.9";
+  
+  var MAIN   = "MathJax_Main",
+      BOLD   = "MathJax_Main-Bold",
+      ITALIC = "MathJax_Math-Italic",
+      AMS    = "MathJax_AMS",
+      SIZE1  = "MathJax_Size1",
+      SIZE2  = "MathJax_Size2",
+      SIZE3  = "MathJax_Size3",
+      SIZE4  = "MathJax_Size4";
+  var H = "H", V = "V", EXTRAH = {load:"extra", dir:H}, EXTRAV = {load:"extra", dir:V};
+  var ARROWREP = [0x2212,MAIN,0,0,0,-.31,-.31];  // remove extra height/depth added below
+  var DARROWREP = [0x3D,MAIN,0,0,0,0,.1];        // add depth for arrow extender
+
+  var UNDEFINEDFAMILY = CHTML.config.undefinedFamily;
+
+  MathJax.Hub.Insert(CHTML.config.styles,{
+    ".MJXc-TeX-unknown-R":  {"font-family":UNDEFINEDFAMILY, "font-style":"normal", "font-weight":"normal"},
+    ".MJXc-TeX-unknown-I":  {"font-family":UNDEFINEDFAMILY, "font-style":"italic", "font-weight":"normal"},
+    ".MJXc-TeX-unknown-B":  {"font-family":UNDEFINEDFAMILY, "font-style":"normal", "font-weight":"bold"},
+    ".MJXc-TeX-unknown-BI": {"font-family":UNDEFINEDFAMILY, "font-style":"italic", "font-weight":"bold"}
+  });
+
+  CHTML.TEX = CHTML.TEXDEF;     // use default TeX parameters
+  CHTML.FONTDEF.TeX = {
+    version: VERSION,
+      
+    baselineskip: 1.2,
+    lineH: .8, lineD: .2,
+      
+    FONTS: {
+//
+//    These ones are defined below
+//
+//    "MathJax_Main":
+//    "MathJax_Main-Bold":
+//    "MathJax_Main-Italic":
+//    "MathJax_Math-Italic":
+//    "MathJax_Caligraphic":
+//    "MathJax_Size1":
+//    "MathJax_Size2":
+//    "MathJax_Size3":
+//    "MathJax_Size4":
+
+      "MathJax_AMS":              "TeX/AMS-Regular.js",
+      "MathJax_Caligraphic-Bold": "TeX/Caligraphic-Bold.js",
+      "MathJax_Fraktur":          "TeX/Fraktur-Regular.js",
+      "MathJax_Fraktur-Bold":     "TeX/Fraktur-Bold.js",
+      "MathJax_Math-BoldItalic":  "TeX/Math-BoldItalic.js",
+      "MathJax_SansSerif":        "TeX/SansSerif-Regular.js",
+      "MathJax_SansSerif-Bold":   "TeX/SansSerif-Bold.js",
+      "MathJax_SansSerif-Italic": "TeX/SansSerif-Italic.js",
+      "MathJax_Script":           "TeX/Script-Regular.js",
+      "MathJax_Typewriter":       "TeX/Typewriter-Regular.js"
+    },
+    
+    UNKNOWN: {
+      R:  {className:"MJXc-TeX-unknown-R"},
+      I:  {className:"MJXc-TeX-unknown-I"},
+      B:  {className:"MJXc-TeX-unknown-B"},
+      BI: {className:"MJXc-TeX-unknown-BI"}
+    },
+      
+    VARIANT: {
+      "normal": {fonts:[MAIN,SIZE1,AMS], cache: {},
+                 offsetG: 0x03B1, variantG: "italic",
+                 remap: {0x391:0x41, 0x392:0x42, 0x395:0x45, 0x396:0x5A, 0x397:0x48,
+                         0x399:0x49, 0x39A:0x4B, 0x39C:0x4D, 0x39D:0x4E, 0x39F:0x4F,
+                         0x3A1:0x50, 0x3A4:0x54, 0x3A7:0x58,
+                         0xE160:[0x2192, "-TeX-vec"],  // HACK for \vec (#1709)
+                         0x2016:0x2225,
+                         0x2216:[0x2216,"-TeX-variant",true],  // \smallsetminus
+                         0x210F:[0x210F,"-TeX-variant",true],  // \hbar
+                         0x2032:[0x27,"sans-serif-italic"],  // HACK: a smaller prime
+                         0x29F8:[0x002F,MML.VARIANT.ITALIC]}},
+      "bold":   {fonts:[BOLD], bold:true, cache: {}, chain:"normal",
+                 offsetG: 0x03B1, variantG: "bold-italic",
+                 remap: {0x391:0x41, 0x392:0x42, 0x395:0x45, 0x396:0x5A, 0x397:0x48,
+                         0x399:0x49, 0x39A:0x4B, 0x39C:0x4D, 0x39D:0x4E, 0x39F:0x4F,
+                         0x3A1:0x50, 0x3A4:0x54, 0x3A7:0x58, 0x29F8:[0x002F,"bold-italic"],
+                         0xE160:[0x2192, "-TeX-vec-bold"],  // HACK for \vec (#1709)
+                         0x2016:0x2225,
+                         0x219A:"\u2190\u0338", 0x219B:"\u2192\u0338", 0x21AE:"\u2194\u0338",
+                         0x21CD:"\u21D0\u0338", 0x21CE:"\u21D4\u0338", 0x21CF:"\u21D2\u0338",
+                         0x2204:"\u2203\u0338", 0x2224:"\u2223\u0338", 0x2226:"\u2225\u0338",
+                         0x2241:"\u223C\u0338", 0x2247:"\u2245\u0338", 
+                         0x226E:"<\u0338", 0x226F:">\u0338",
+                         0x2270:"\u2264\u0338", 0x2271:"\u2265\u0338",
+                         0x2280:"\u227A\u0338", 0x2281:"\u227B\u0338",
+                         0x2288:"\u2286\u0338", 0x2289:"\u2287\u0338",
+                         0x22AC:"\u22A2\u0338", 0x22AD:"\u22A8\u0338",
+//                       0x22AE:"\u22A9\u0338", 0x22AF:"\u22AB\u0338",
+                         0x22E0:"\u227C\u0338", 0x22E1:"\u227D\u0338"//,
+//                       0x22EA:"\u22B2\u0338", 0x22EB:"\u22B3\u0338",
+//                       0x22EC:"\u22B4\u0338", 0x22ED:"\u22B5\u0338"
+                }},
+      "italic": {fonts:[ITALIC,"MathJax_Main-Italic"], italic:true, cache: {}, chain:"normal",
+                 remap: {0x391:0x41, 0x392:0x42, 0x395:0x45, 0x396:0x5A, 0x397:0x48,
+                         0x399:0x49, 0x39A:0x4B, 0x39C:0x4D, 0x39D:0x4E, 0x39F:0x4F,
+                         0x3A1:0x50, 0x3A4:0x54, 0x3A7:0x58}},
+      "bold-italic": {fonts:["MathJax_Math-BoldItalic"], bold:true, italic:true,
+                 cache: {}, chain:"bold",
+                 remap: {0x391:0x41, 0x392:0x42, 0x395:0x45, 0x396:0x5A, 0x397:0x48,
+                         0x399:0x49, 0x39A:0x4B, 0x39C:0x4D, 0x39D:0x4E, 0x39F:0x4F,
+                         0x3A1:0x50, 0x3A4:0x54, 0x3A7:0x58}},
+      "double-struck": {fonts:[AMS,MAIN,SIZE1], cache:{}},
+      "fraktur": {fonts:["MathJax_Fraktur"], cache:{}, chain:"normal"},
+      "bold-fraktur": {fonts:["MathJax_Fraktur-Bold"], bold:true, cache:{}, chain:"bold"},
+      "script": {fonts:["MathJax_Script"], cache:{}, chain:"normal"},
+      "bold-script": {fonts:["MathJax_Script"], bold:true, cache:{}, chain:"bold"},
+      "sans-serif": {fonts:["MathJax_SansSerif"], cache:{}, chain:"normal"},
+      "bold-sans-serif": {fonts:["MathJax_SansSerif-Bold"], bold:true, cache:{}, chain:"bold"},
+      "sans-serif-italic": {fonts:["MathJax_SansSerif-Italic"], italic:true, cache:{}, chain:"italic"},
+      "sans-serif-bold-italic": {fonts:["MathJax_SansSerif-Italic"], bold:true, italic:true, cache:{}, chain:"italic"},
+      "monospace": {fonts:["MathJax_Typewriter"], cache:{}, chain:"normal"},
+      "-tex-caligraphic": {fonts:["MathJax_Caligraphic"], offsetA: 0x41, variantA: "italic", cache:{}, chain:"normal"},
+      "-tex-oldstyle": {fonts:["MathJax_Caligraphic"], cache:{}, chain:"normal"},
+      "-tex-mathit": {fonts:["MathJax_Main-Italic"], italic:true, noIC: true, cache:{}, chain:"normal",
+                 remap: {0x391:0x41, 0x392:0x42, 0x395:0x45, 0x396:0x5A, 0x397:0x48,
+                         0x399:0x49, 0x39A:0x4B, 0x39C:0x4D, 0x39D:0x4E, 0x39F:0x4F,
+                         0x3A1:0x50, 0x3A4:0x54, 0x3A7:0x58}},
+      "-TeX-variant": {fonts:[AMS,MAIN,SIZE1], cache:{},  // HACK: to get larger prime for \prime
+                 remap: {
+                   0x2268: 0xE00C, 0x2269: 0xE00D, 0x2270: 0xE011, 0x2271: 0xE00E,
+                   0x2A87: 0xE010, 0x2A88: 0xE00F, 0x2224: 0xE006, 0x2226: 0xE007,
+                   0x2288: 0xE016, 0x2289: 0xE018, 0x228A: 0xE01A, 0x228B: 0xE01B,
+                   0x2ACB: 0xE017, 0x2ACC: 0xE019, 0x03DC: 0xE008, 0x03F0: 0xE009,
+                   0x2216:[0x2216,MML.VARIANT.NORMAL,true], // \setminus
+                   0x210F:[0x210F,MML.VARIANT.NORMAL,true]  // \hslash
+                 }},
+      "-TeX-vec": {fonts: ["MathJax_Vector"], cache:{}},  // HACK: non-combining \vec
+      "-TeX-vec-bold": {fonts: ["MathJax_Vector-Bold"], cache:{}},  // HACK: non-combining \vec
+      "-largeOp": {fonts:[SIZE2,SIZE1,MAIN,AMS],cache:{}},
+      "-smallOp": {fonts:[SIZE1,MAIN,AMS], cache:{}},
+      "-tex-caligraphic-bold": {fonts:["MathJax_Caligraphic-Bold","MathJax_Main-Bold"], bold:true, cache:{}, chain:"normal",
+                                offsetA: 0x41, variantA: "bold-italic"},
+      "-tex-oldstyle-bold": {fonts:["MathJax_Caligraphic-Bold","MathJax_Main-Bold"], bold:true, cache:{}, chain:"normal"}
+    },
+      
+    RANGES: [
+      {name: "alpha", low: 0x61, high: 0x7A, offset: "A", add: 32},
+      {name: "number", low: 0x30, high: 0x39, offset: "N"},
+      {name: "greek", low: 0x03B1, high: 0x03F6, offset: "G"}
+    ],
+      
+    REMAP: {
+      0xA: 0x20,                      // newline
+      0x203E: 0x2C9,                  // overline
+      0xFE37: 0x23DE, 0xFE38: 0x23DF, // OverBrace, UnderBrace
+
+      0xB7: 0x22C5,                   // center dot
+      0x2B9: 0x2032,                  // prime,
+      0x3D2: 0x3A5,                   // Upsilon
+      0x2206: 0x394,                  // increment
+      0x2015: 0x2014, 0x2017: 0x5F,   // horizontal bars
+      0x2022: 0x2219, 0x2044: 0x2F,   // bullet, fraction slash
+      0x2305: 0x22BC, 0x2306: 0x2A5E, // barwedge, doublebarwedge
+      0x25AA: 0x25A0, 0x25B4: 0x25B2, // blacksquare, blacktriangle
+      0x25B5: 0x25B3, 0x25B8: 0x25B6, // triangle, blacktriangleright
+      0x25BE: 0x25BC, 0x25BF: 0x25BD, // blacktriangledown, triangledown
+      0x25C2: 0x25C0,                 // blacktriangleleft
+      0x2329: 0x27E8, 0x232A: 0x27E9, // langle, rangle
+      0x3008: 0x27E8, 0x3009: 0x27E9, // langle, rangle
+      0x2758: 0x2223,                 // VerticalSeparator
+      0x2A2F: 0xD7,                   // cross product
+
+      0x25FB: 0x25A1, 0x25FC: 0x25A0, // square, blacksquare
+
+      //
+      //  Letter-like symbols (that appear elsewhere)
+      //
+      0x2102: [0x0043,MML.VARIANT.DOUBLESTRUCK],
+//    0x210A: [0x0067,MML.VARIANT.SCRIPT],
+      0x210B: [0x0048,MML.VARIANT.SCRIPT],
+      0x210C: [0x0048,MML.VARIANT.FRAKTUR],
+      0x210D: [0x0048,MML.VARIANT.DOUBLESTRUCK],
+      0x210E: [0x0068,MML.VARIANT.ITALIC],
+      0x2110: [0x004A,MML.VARIANT.SCRIPT],
+      0x2111: [0x0049,MML.VARIANT.FRAKTUR],
+      0x2112: [0x004C,MML.VARIANT.SCRIPT],
+      0x2115: [0x004E,MML.VARIANT.DOUBLESTRUCK],
+      0x2119: [0x0050,MML.VARIANT.DOUBLESTRUCK],
+      0x211A: [0x0051,MML.VARIANT.DOUBLESTRUCK],
+      0x211B: [0x0052,MML.VARIANT.SCRIPT],
+      0x211C: [0x0052,MML.VARIANT.FRAKTUR],
+      0x211D: [0x0052,MML.VARIANT.DOUBLESTRUCK],
+      0x2124: [0x005A,MML.VARIANT.DOUBLESTRUCK],
+      0x2126: [0x03A9,MML.VARIANT.NORMAL],
+      0x2128: [0x005A,MML.VARIANT.FRAKTUR],
+      0x212C: [0x0042,MML.VARIANT.SCRIPT],
+      0x212D: [0x0043,MML.VARIANT.FRAKTUR],
+//    0x212F: [0x0065,MML.VARIANT.SCRIPT],
+      0x2130: [0x0045,MML.VARIANT.SCRIPT],
+      0x2131: [0x0046,MML.VARIANT.SCRIPT],
+      0x2133: [0x004D,MML.VARIANT.SCRIPT],
+//    0x2134: [0x006F,MML.VARIANT.SCRIPT],
+
+      0x2247: 0x2246,                 // wrong placement of this character
+      0x231C: 0x250C, 0x231D:0x2510,  // wrong placement of \ulcorner, \urcorner
+      0x231E: 0x2514, 0x231F:0x2518,  // wrong placement of \llcorner, \lrcorner
+
+      //
+      //  compound symbols not in these fonts
+      //  
+      0x2204: "\u2203\u0338",    // \not\exists
+      0x220C: "\u220B\u0338",    // \not\ni
+      0x2244: "\u2243\u0338",    // \not\simeq
+      0x2249: "\u2248\u0338",    // \not\approx
+      0x2262: "\u2261\u0338",    // \not\equiv
+      0x226D: "\u224D\u0338",    // \not\asymp
+      0x2274: "\u2272\u0338",    // \not\lesssim
+      0x2275: "\u2273\u0338",    // \not\gtrsim
+      0x2278: "\u2276\u0338",    // \not\lessgtr
+      0x2279: "\u2277\u0338",    // \not\gtrless
+      0x2284: "\u2282\u0338",    // \not\subset
+      0x2285: "\u2283\u0338",    // \not\supset
+      0x22E2: "\u2291\u0338",    // \not\sqsubseteq
+      0x22E3: "\u2292\u0338",    // \not\sqsupseteq
+
+      0x2A0C: "\u222C\u222C",    // quadruple integral
+
+      0x2033: "\u2032\u2032",        // double prime
+      0x2034: "\u2032\u2032\u2032",  // triple prime
+      0x2036: "\u2035\u2035",        // double back prime
+      0x2037: "\u2035\u2035\u2035",  // trile back prime
+      0x2057: "\u2032\u2032\u2032\u2032",  // quadruple prime
+    },
+      
+    REMAPACCENT: {
+      "\u0300":"\u02CB",  // grave accent
+      "\u0301":"\u02CA",  // acute accent
+      "\u0302":"\u02C6",  // curcumflex
+      "\u0303":"\u02DC",  // tilde accent
+      "\u0304":"\u02C9",  // macron
+      "\u0306":"\u02D8",  // breve
+      "\u0307":"\u02D9",  // dot
+      "\u0308":"\u00A8",  // diaresis
+      "\u030A":"\u02DA",  // ring above
+      "\u030C":"\u02C7",  // caron
+      "\u20D7":"\uE160",  // HACK: for non-combining \vec (#1709)
+      "\u2192":"\uE160",
+      "\u2032":"'",
+      "\u2035":"`",
+      "\u20D0":"\u21BC", "\u20D1":"\u21C0", // combining left and right harpoons
+      "\u20D6":"\u2190", "\u20E1":"\u2194", // combining left arrow and lef-right arrow
+      "\u20F0":"*",                         // combining asterisk
+      "\u20DB":"...",      // combining three dots above
+      "\u20DC":"...."       // combining four dots above
+    },
+    REMAPACCENTUNDER: {
+      "\u20EC":"\u21C1", "\u20ED":"\u21BD", // combining low right and left harpoons
+      "\u20EE":"\u2190", "\u20EF":"\u2192", // combining low left and right arrows
+      "\u20DB":"...",      // combining three dots above
+      "\u20DC":"...."       // combining four dots above
+    },
+
+    PLANE1MAP: [
+      [0x1D400,0x1D419, 0x41, MML.VARIANT.BOLD],
+      [0x1D41A,0x1D433, 0x61, MML.VARIANT.BOLD],
+      [0x1D434,0x1D44D, 0x41, MML.VARIANT.ITALIC],
+      [0x1D44E,0x1D467, 0x61, MML.VARIANT.ITALIC],
+      [0x1D468,0x1D481, 0x41, MML.VARIANT.BOLDITALIC],
+      [0x1D482,0x1D49B, 0x61, MML.VARIANT.BOLDITALIC],
+      [0x1D49C,0x1D4B5, 0x41, MML.VARIANT.SCRIPT],
+//    [0x1D4B6,0x1D4CF, 0x61, MML.VARIANT.SCRIPT],
+//    [0x1D4D0,0x1D4E9, 0x41, MML.VARIANT.BOLDSCRIPT],
+//    [0x1D4EA,0x1D503, 0x61, MML.VARIANT.BOLDSCRIPT],
+      [0x1D504,0x1D51D, 0x41, MML.VARIANT.FRAKTUR],
+      [0x1D51E,0x1D537, 0x61, MML.VARIANT.FRAKTUR],
+      [0x1D538,0x1D551, 0x41, MML.VARIANT.DOUBLESTRUCK],
+//    [0x1D552,0x1D56B, 0x61, MML.VARIANT.DOUBLESTRUCK],
+      [0x1D56C,0x1D585, 0x41, MML.VARIANT.BOLDFRAKTUR],
+      [0x1D586,0x1D59F, 0x61, MML.VARIANT.BOLDFRAKTUR],
+      [0x1D5A0,0x1D5B9, 0x41, MML.VARIANT.SANSSERIF],
+      [0x1D5BA,0x1D5D3, 0x61, MML.VARIANT.SANSSERIF],
+      [0x1D5D4,0x1D5ED, 0x41, MML.VARIANT.BOLDSANSSERIF],
+      [0x1D5EE,0x1D607, 0x61, MML.VARIANT.BOLDSANSSERIF],
+      [0x1D608,0x1D621, 0x41, MML.VARIANT.SANSSERIFITALIC],
+      [0x1D622,0x1D63B, 0x61, MML.VARIANT.SANSSERIFITALIC],
+//    [0x1D63C,0x1D655, 0x41, MML.VARIANT.SANSSERIFBOLDITALIC],
+//    [0x1D656,0x1D66F, 0x61, MML.VARIANT.SANSSERIFBOLDITALIC],
+      [0x1D670,0x1D689, 0x41, MML.VARIANT.MONOSPACE],
+      [0x1D68A,0x1D6A3, 0x61, MML.VARIANT.MONOSPACE],
+        
+      [0x1D6A8,0x1D6C1, 0x391, MML.VARIANT.BOLD],
+//    [0x1D6C2,0x1D6E1, 0x3B1, MML.VARIANT.BOLD],
+      [0x1D6E2,0x1D6FA, 0x391, MML.VARIANT.ITALIC],
+      [0x1D6FC,0x1D71B, 0x3B1, MML.VARIANT.ITALIC],
+      [0x1D71C,0x1D734, 0x391, MML.VARIANT.BOLDITALIC],
+      [0x1D736,0x1D755, 0x3B1, MML.VARIANT.BOLDITALIC],
+      [0x1D756,0x1D76E, 0x391, MML.VARIANT.BOLDSANSSERIF],
+//    [0x1D770,0x1D78F, 0x3B1, MML.VARIANT.BOLDSANSSERIF],
+      [0x1D790,0x1D7A8, 0x391, MML.VARIANT.SANSSERIFBOLDITALIC],
+//    [0x1D7AA,0x1D7C9, 0x3B1, MML.VARIANT.SANSSERIFBOLDITALIC],
+        
+      [0x1D7CE,0x1D7D7, 0x30, MML.VARIANT.BOLD],
+//    [0x1D7D8,0x1D7E1, 0x30, MML.VARIANT.DOUBLESTRUCK],
+      [0x1D7E2,0x1D7EB, 0x30, MML.VARIANT.SANSSERIF],
+      [0x1D7EC,0x1D7F5, 0x30, MML.VARIANT.BOLDSANSSERIF],
+      [0x1D7F6,0x1D7FF, 0x30, MML.VARIANT.MONOSPACE]
+    ],
+
+    REMAPGREEK: {
+      0x391: 0x41, 0x392: 0x42, 0x395: 0x45, 0x396: 0x5A,
+      0x397: 0x48, 0x399: 0x49, 0x39A: 0x4B, 0x39C: 0x4D,
+      0x39D: 0x4E, 0x39F: 0x4F, 0x3A1: 0x50, 0x3A2: 0x398,
+      0x3A4: 0x54, 0x3A7: 0x58, 0x3AA: 0x2207,
+      0x3CA: 0x2202, 0x3CB: 0x3F5, 0x3CC: 0x3D1, 0x3CD: 0x3F0,
+      0x3CE: 0x3D5, 0x3CF: 0x3F1, 0x3D0: 0x3D6
+    },
+      
+    RemapPlane1: function (n,variant) {
+      for (var i = 0, m = this.PLANE1MAP.length; i < m; i++) {
+        if (n < this.PLANE1MAP[i][0]) break;
+        if (n <= this.PLANE1MAP[i][1]) {
+          n = n - this.PLANE1MAP[i][0] + this.PLANE1MAP[i][2];
+          if (this.REMAPGREEK[n]) {n = this.REMAPGREEK[n]}
+          variant = this.VARIANT[this.PLANE1MAP[i][3]];
+          break;
+        }
+      }
+      return {n: n, variant: variant};
+    },
+    
+    DELIMITERS: {
+      0x0028: // (
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top: [0x239B,SIZE4], ext: [0x239C,SIZE4], bot: [0x239D,SIZE4]}
+      },
+      0x0029: // )
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top:[0x239E,SIZE4], ext:[0x239F,SIZE4], bot:[0x23A0,SIZE4]}
+      },
+      0x002F: // /
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]]
+      },
+      0x005B: // [
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top:[0x23A1,SIZE4], ext:[0x23A2,SIZE4], bot:[0x23A3,SIZE4]}
+      },
+      0x005C: // \
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]]
+      },
+      0x005D: // ]
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top:[0x23A4,SIZE4], ext:[0x23A5,SIZE4], bot:[0x23A6,SIZE4]}
+      },
+      0x007B: // {
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top:[0x23A7,SIZE4], mid:[0x23A8,SIZE4], bot:[0x23A9,SIZE4], ext:[0x23AA,SIZE4]}
+      },
+      0x007C: // |
+      {
+        dir: V, HW: [[1,MAIN]], stretch: {ext:[0x2223,MAIN]}
+      },
+      0x007D: // }
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top: [0x23AB,SIZE4], mid:[0x23AC,SIZE4], bot: [0x23AD,SIZE4], ext: [0x23AA,SIZE4]}
+      },
+      0x00AF: // macron
+      {
+        dir: H, HW: [[.59,MAIN]], stretch: {rep:[0xAF,MAIN]}
+      },
+      0x02C6: // wide hat
+      {
+        dir: H, HW: [[.267+.25,MAIN],[.567+.25,SIZE1],[1.005+.33,SIZE2],[1.447+.33,SIZE3],[1.909,SIZE4]]
+      },
+      0x02DC: // wide tilde
+      {
+        dir: H, HW: [[.333+.25,MAIN],[.555+.25,SIZE1],[1+.33,SIZE2],[1.443+.33,SIZE3],[1.887,SIZE4]]
+      },
+      0x2013: // en-dash
+      {
+        dir: H, HW: [[.5,MAIN]], stretch: {rep:[0x2013,MAIN]}
+      },
+      0x2016: // vertical arrow extension
+      {
+        dir: V, HW: [[.602,SIZE1],[1,MAIN,null,0x2225]], stretch: {ext:[0x2225,MAIN]}
+      },
+      0x2190: // left arrow
+      {
+        dir: H, HW: [[1,MAIN]], stretch: {left:[0x2190,MAIN], rep:ARROWREP}
+      },
+      0x2191: // \uparrow
+      {
+        dir: V, HW: [[.888,MAIN]], stretch: {top:[0x2191,SIZE1], ext:[0x23D0,SIZE1]}
+      },
+      0x2192: // right arrow
+      {
+        dir: H, HW: [[1,MAIN]], stretch: {rep:ARROWREP, right:[0x2192,MAIN]}
+      },
+      0x2193: // \downarrow
+      {
+        dir: V, HW: [[.888,MAIN]], stretch: {ext:[0x23D0,SIZE1], bot:[0x2193,SIZE1]}
+      },
+      0x2194: // left-right arrow
+      {
+        dir: H, HW: [[1,MAIN]],
+        stretch: {left:[0x2190,MAIN], rep:ARROWREP, right:[0x2192,MAIN]}
+      },
+      0x2195: // \updownarrow
+      {
+        dir: V, HW: [[1.044,MAIN]],
+        stretch: {top:[0x2191,SIZE1], ext:[0x23D0,SIZE1], bot:[0x2193,SIZE1]}
+      },
+      0x21D0: // left double arrow
+      {
+        dir: H, HW: [[1,MAIN]], stretch: {left:[0x21D0,MAIN], rep:DARROWREP}
+      },
+      0x21D1: // \Uparrow
+      {
+        dir: V, HW: [[.888,MAIN]], stretch: {top:[0x21D1,SIZE1], ext:[0x2016,SIZE1]}
+      },
+      0x21D2: // right double arrow
+      {
+        dir: H, HW: [[1,MAIN]], stretch: {rep:DARROWREP, right:[0x21D2,MAIN]}
+      },
+      0x21D3: // \Downarrow
+      {
+        dir: V, HW: [[.888,MAIN]], stretch: {ext:[0x2016,SIZE1], bot:[0x21D3,SIZE1]}
+      },
+      0x21D4: // left-right double arrow
+      {
+        dir: H, HW: [[1,MAIN]],
+        stretch: {left:[0x21D0,MAIN], rep:DARROWREP, right:[0x21D2,MAIN]}
+      },
+      0x21D5: // \Updownarrow
+      {
+        dir: V, HW: [[1.044,MAIN]],
+        stretch: {top:[0x21D1,SIZE1], ext:[0x2016,SIZE1], bot:[0x21D3,SIZE1]}
+      },
+      0x2212: // horizontal line
+      {
+        dir: H, HW: [[.778,MAIN]], stretch: {rep:[0x2212,MAIN]}
+      },
+      0x221A: // \surd
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3,SIZE4]],
+        stretch: {top:[0xE001,SIZE4], ext:[0xE000,SIZE4], bot:[0x23B7,SIZE4], fullExtenders:true}
+      },
+      0x2223: // \vert
+      {
+        dir: V, HW: [[1,MAIN]], stretch: {ext:[0x2223,MAIN]}
+      },
+      0x2225: // \Vert
+      {
+        dir: V, HW: [[1,MAIN]], stretch: {ext:[0x2225,MAIN]}
+      },
+      0x2308: // \lceil
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top:[0x23A1,SIZE4], ext:[0x23A2,SIZE4]}
+      },
+      0x2309: // \rceil
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {top:[0x23A4,SIZE4], ext:[0x23A5,SIZE4]}
+      },
+      0x230A: // \lfloor
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {ext:[0x23A2,SIZE4], bot:[0x23A3,SIZE4]}
+      },
+      0x230B: // \rfloor
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]],
+        stretch: {ext:[0x23A5,SIZE4], bot:[0x23A6,SIZE4]}
+      },
+      0x23AA: // \bracevert
+      {
+        dir: V, HW: [[.32,SIZE4]],
+        stretch: {top:[0x23AA,SIZE4], ext:[0x23AA,SIZE4], bot:[0x23AA,SIZE4]}
+      },
+      0x23B0: // \lmoustache
+      {
+        dir: V, HW: [[.989,MAIN]],
+        stretch: {top:[0x23A7,SIZE4], ext:[0x23AA,SIZE4], bot:[0x23AD,SIZE4]}
+      },
+      0x23B1: // \rmoustache
+      {
+        dir: V, HW: [[.989,MAIN]],
+        stretch: {top:[0x23AB,SIZE4], ext:[0x23AA,SIZE4], bot:[0x23A9,SIZE4]}
+      },
+      0x23D0: // vertical line extension
+      {
+        dir: V, HW: [[.602,SIZE1],[1,MAIN,null,0x2223]], stretch: {ext:[0x2223,MAIN]}
+      },
+      0x23DE: // horizontal brace down
+      {
+        dir: H, HW: [],
+        stretch: {min:.9, left:[0xE150,SIZE4], mid:[[0xE153,0xE152],SIZE4], right:[0xE151,SIZE4], rep:[0xE154,SIZE4]}
+      },
+      0x23DF: // horizontal brace up
+      {
+        dir: H, HW: [],
+        stretch: {min:.9, left:[0xE152,SIZE4], mid:[[0xE151,0xE150],SIZE4], right:[0xE153,SIZE4], rep:[0xE154,SIZE4]}
+      },
+      0x27E8: // \langle
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]]
+      },
+      0x27E9: // \rangle
+      {
+        dir: V, HW: [[1,MAIN],[1.2,SIZE1],[1.8,SIZE2],[2.4,SIZE3],[3.0,SIZE4]]
+      },
+      0x27EE: // \lgroup
+      {
+        dir: V, HW: [[.989,MAIN]],
+        stretch: {top:[0x23A7,SIZE4], ext:[0x23AA,SIZE4], bot:[0x23A9,SIZE4]}
+      },
+      0x27EF: // \rgroup
+      {
+        dir: V, HW: [[.989,MAIN]],
+        stretch: {top:[0x23AB,SIZE4], ext:[0x23AA,SIZE4], bot:[0x23AD,SIZE4]}
+      },
+      0x002D: {alias: 0x2212, dir:H}, // minus
+      0x005E: {alias: 0x02C6, dir:H}, // wide hat
+      0x005F: {alias: 0x2013, dir:H}, // low line
+      0x007E: {alias: 0x02DC, dir:H}, // wide tilde
+      0x02C9: {alias: 0x00AF, dir:H}, // macron
+      0x0302: {alias: 0x02C6, dir:H}, // wide hat
+      0x0303: {alias: 0x02DC, dir:H}, // wide tilde
+      0x030C: {alias: 0x02C7, dir:H}, // wide caron
+      0x0332: {alias: 0x2013, dir:H}, // combining low line
+      0x2014: {alias: 0x2013, dir:H}, // em-dash
+      0x2015: {alias: 0x2013, dir:H}, // horizontal line
+      0x2017: {alias: 0x2013, dir:H}, // horizontal line
+      0x203E: {alias: 0x00AF, dir:H}, // overline
+      0x20D7: {alias: 0x2192, dir:H}, // combining over right arrow (vector arrow)
+      0x2215: {alias: 0x002F, dir:V}, // division slash
+      0x2329: {alias: 0x27E8, dir:V}, // langle
+      0x232A: {alias: 0x27E9, dir:V}, // rangle
+      0x23AF: {alias: 0x2013, dir:H}, // horizontal line extension
+      0x2500: {alias: 0x2013, dir:H}, // horizontal line
+      0x2758: {alias: 0x2223, dir:V}, // vertical separator
+      0x3008: {alias: 0x27E8, dir:V}, // langle
+      0x3009: {alias: 0x27E9, dir:V}, // rangle
+      0xFE37: {alias: 0x23DE, dir:H}, // horizontal brace down
+      0xFE38: {alias: 0x23DF, dir:H}, // horizontal brace up
+      
+      0x003D: EXTRAH, // equal sign
+      0x219E: EXTRAH, // left two-headed arrow
+      0x21A0: EXTRAH, // right two-headed arrow
+      0x21A4: EXTRAH, // left arrow from bar
+      0x21A5: EXTRAV, // up arrow from bar
+      0x21A6: EXTRAH, // right arrow from bar
+      0x21A7: EXTRAV, // down arrow from bar
+      0x21B0: EXTRAV, // up arrow with top leftwards
+      0x21B1: EXTRAV, // up arrow with top right
+      0x21BC: EXTRAH, // left harpoon with barb up
+      0x21BD: EXTRAH, // left harpoon with barb down
+      0x21BE: EXTRAV, // up harpoon with barb right
+      0x21BF: EXTRAV, // up harpoon with barb left
+      0x21C0: EXTRAH, // right harpoon with barb up
+      0x21C1: EXTRAH, // right harpoon with barb down
+      0x21C2: EXTRAV, // down harpoon with barb right
+      0x21C3: EXTRAV, // down harpoon with barb left
+      0x21DA: EXTRAH, // left triple arrow
+      0x21DB: EXTRAH, // right triple arrow
+      0x23B4: EXTRAH, // top square bracket
+      0x23B5: EXTRAH, // bottom square bracket
+      0x23DC: EXTRAH, // top paren
+      0x23DD: EXTRAH, // bottom paren
+      0x23E0: EXTRAH, // top tortoise shell
+      0x23E1: EXTRAH, // bottom tortoise shell
+      0x2906: EXTRAH, // leftwards double arrow from bar
+      0x2907: EXTRAH, // rightwards double arrow from bar
+      0x294E: EXTRAH, // left barb up right barb up harpoon
+      0x294F: EXTRAV, // up barb right down barb right harpoon
+      0x2950: EXTRAH, // left barb dow right barb down harpoon
+      0x2951: EXTRAV, // up barb left down barb left harpoon
+      0x295A: EXTRAH, // leftwards harpoon with barb up from bar
+      0x295B: EXTRAH, // rightwards harpoon with barb up from bar
+      0x295C: EXTRAV, // up harpoon with barb right from bar
+      0x295D: EXTRAV, // down harpoon with barb right from bar
+      0x295E: EXTRAH, // leftwards harpoon with barb down from bar
+      0x295F: EXTRAH, // rightwards harpoon with barb down from bar
+      0x2960: EXTRAV, // up harpoon with barb left from bar
+      0x2961: EXTRAV, // down harpoon with barb left from bar
+      0x2312: {alias: 0x23DC, dir:H}, // arc
+      0x2322: {alias: 0x23DC, dir:H}, // frown
+      0x2323: {alias: 0x23DD, dir:H}, // smile
+      0x27F5: {alias: 0x2190, dir:H}, // long left arrow
+      0x27F6: {alias: 0x2192, dir:H}, // long right arrow
+      0x27F7: {alias: 0x2194, dir:H}, // long left-right arrow
+      0x27F8: {alias: 0x21D0, dir:H}, // long left double arrow
+      0x27F9: {alias: 0x21D2, dir:H}, // long right double arrow
+      0x27FA: {alias: 0x21D4, dir:H}, // long left-right double arrow
+      0x27FB: {alias: 0x21A4, dir:H}, // long left arrow from bar
+      0x27FC: {alias: 0x21A6, dir:H}, // long right arrow from bar
+      0x27FD: {alias: 0x2906, dir:H}, // long left double arrow from bar
+      0x27FE: {alias: 0x2907, dir:H}, // long right double arrow from bar
+      0xE160: {alias: 0x2190, dir:H}, // replacement vector arrow
+    }
+  };
+  
+  CHTML.FONTDATA = CHTML.FONTDEF["TeX"];
+
+  CHTML.FONTDATA.FONTS['MathJax_Caligraphic'] = {
+    centerline: 287, ascent: 789, descent: 216,
+    skew: {
+      0x41: 0.194,
+      0x42: 0.139,
+      0x43: 0.139,
+      0x44: 0.0833,
+      0x45: 0.111,
+      0x46: 0.111,
+      0x47: 0.111,
+      0x48: 0.111,
+      0x49: 0.0278,
+      0x4A: 0.167,
+      0x4B: 0.0556,
+      0x4C: 0.139,
+      0x4D: 0.139,
+      0x4E: 0.0833,
+      0x4F: 0.111,
+      0x50: 0.0833,
+      0x51: 0.111,
+      0x52: 0.0833,
+      0x53: 0.139,
+      0x54: 0.0278,
+      0x55: 0.0833,
+      0x56: 0.0278,
+      0x57: 0.0833,
+      0x58: 0.139,
+      0x59: 0.0833,
+      0x5A: 0.139
+    },
+    0x20: [0,0,250,0,0],               // SPACE
+    0x30: [452,22,500,39,460],         // DIGIT ZERO
+    0x31: [453,0,500,86,426],          // DIGIT ONE
+    0x32: [453,0,500,44,449],          // DIGIT TWO
+    0x33: [452,216,500,42,456],        // DIGIT THREE
+    0x34: [464,194,500,28,471],        // DIGIT FOUR
+    0x35: [453,216,500,50,448],        // DIGIT FIVE
+    0x36: [665,22,500,42,456],         // DIGIT SIX
+    0x37: [463,216,500,55,485],        // DIGIT SEVEN
+    0x38: [666,21,500,43,456],         // DIGIT EIGHT
+    0x39: [453,216,500,42,457],        // DIGIT NINE
+    0x41: [728,50,798,30,819],         // LATIN CAPITAL LETTER A
+    0x42: [705,22,657,32,664],         // LATIN CAPITAL LETTER B
+    0x43: [705,25,527,12,533],         // LATIN CAPITAL LETTER C
+    0x44: [683,0,771,19,766],          // LATIN CAPITAL LETTER D
+    0x45: [705,22,528,30,564],         // LATIN CAPITAL LETTER E
+    0x46: [683,32,719,18,829],         // LATIN CAPITAL LETTER F
+    0x47: [704,119,595,44,599],        // LATIN CAPITAL LETTER G
+    0x48: [683,48,845,18,803],         // LATIN CAPITAL LETTER H
+    0x49: [683,0,545,-30,642],         // LATIN CAPITAL LETTER I
+    0x4A: [683,119,678,47,839],        // LATIN CAPITAL LETTER J
+    0x4B: [705,22,762,32,732],         // LATIN CAPITAL LETTER K
+    0x4C: [705,22,690,32,656],         // LATIN CAPITAL LETTER L
+    0x4D: [705,50,1201,28,1137],       // LATIN CAPITAL LETTER M
+    0x4E: [789,50,820,-27,979],        // LATIN CAPITAL LETTER N
+    0x4F: [705,22,796,58,777],         // LATIN CAPITAL LETTER O
+    0x50: [683,57,696,19,733],         // LATIN CAPITAL LETTER P
+    0x51: [705,131,817,114,787],       // LATIN CAPITAL LETTER Q
+    0x52: [682,22,848,19,837],         // LATIN CAPITAL LETTER R
+    0x53: [705,22,606,18,642],         // LATIN CAPITAL LETTER S
+    0x54: [717,68,545,34,833],         // LATIN CAPITAL LETTER T
+    0x55: [683,28,626,-17,687],        // LATIN CAPITAL LETTER U
+    0x56: [683,52,613,25,658],         // LATIN CAPITAL LETTER V
+    0x57: [683,53,988,25,1034],        // LATIN CAPITAL LETTER W
+    0x58: [683,0,713,52,807],          // LATIN CAPITAL LETTER X
+    0x59: [683,143,668,31,714],        // LATIN CAPITAL LETTER Y
+    0x5A: [683,0,725,37,767],          // LATIN CAPITAL LETTER Z
+    0xA0: [0,0,250,0,0]                // NO-BREAK SPACE
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Main-Bold'] = {
+    centerline: 342, ascent: 951, descent: 267,
+    weight: 'bold',
+    file: "TeX/Main-Bold.js",
+    Extra: [
+      0xA0, 0xA8, 0xAC, [0xAF,0xB1], 0xB4, 0xD7, 0xF7,
+      0x131, 0x237,
+      [0x2C6,0x2CB],[0x2D8,0x2DC],
+      [0x300,0x30C], 0x338,
+      [0x2002,0x2006], 0x2009, 0x200A, 0x2013, 0x2014, 0x2018, 0x2019,
+        0x201C, 0x201D, 0x2020, 0x2021, 0x2026, 0x2032,
+      0x20D7,
+      [0x210F,0x2113], 0x2118, 0x211C, 0x2135,
+      [0x2190,0x2199], 0x21A6, 0x21A9, 0x21AA, 0x21BC, 0x21BD, 0x21C0,
+        0x21C1, 0x21CC, [0x21D0,0x21D5],
+      [0x2200,0x220B], [0x2212,0x221A], [0x221D,0x2220],
+        [0x2223,0x223C], 0x2240, 0x2243, 0x2245, 0x2248, 0x224D, 0x2250,
+        0x2260, 0x2261, 0x2264, 0x2265, 0x226A, 0x226B, 0x227A, 0x227B,
+        0x2282, 0x2283, 0x2286, 0x2287, 0x228E, [0x2291,0x2299],
+        [0x22A2,0x22A5], 0x22A8, [0x22C4,0x22C8], [0x22EE,0x22F1],
+      [0x2308,0x230B], 0x2322, 0x2323,
+      0x25B3, 0x25B9, 0x25BD, 0x25C3, 0x25EF,
+      [0x2660,0x2663], [0x266D,0x266F],
+      0x27E8, 0x27E9,
+      [0x27F5,0x27FC],
+      0x2A3F, 0x2AAF, 0x2AB0
+    ],
+    skew: {
+      0x131: 0.0319,
+      0x237: 0.0958,
+      0x210F: -0.0319,
+      0x2113: 0.128,
+      0x2202: 0.0958
+    },
+    0x20: [0,0,250,0,0],               // SPACE
+    0x21: [705,-1,350,89,260],         // EXCLAMATION MARK
+    0x22: [694,-329,603,38,492],       // QUOTATION MARK
+    0x23: [694,193,958,64,893],        // NUMBER SIGN
+    0x24: [750,56,575,64,510],         // DOLLAR SIGN
+    0x25: [750,56,958,65,893],         // PERCENT SIGN
+    0x26: [705,11,894,48,836],         // AMPERSAND
+    0x27: [694,-329,319,74,261],       // APOSTROPHE
+    0x28: [750,249,447,103,382],       // LEFT PARENTHESIS
+    0x29: [750,249,447,64,343],        // RIGHT PARENTHESIS
+    0x2A: [750,-306,575,73,501],       // ASTERISK
+    0x2B: [633,131,894,64,829],        // PLUS SIGN
+    0x2C: [171,194,319,74,258],        // COMMA
+    0x2D: [278,-166,383,13,318],       // HYPHEN-MINUS
+    0x2E: [171,-1,319,74,245],         // FULL STOP
+    0x2F: [750,250,575,63,511],        // SOLIDUS
+    0x30: [654,10,575,45,529],         // DIGIT ZERO
+    0x31: [655,0,575,80,494],          // DIGIT ONE
+    0x32: [654,0,575,57,517],          // DIGIT TWO
+    0x33: [655,11,575,47,526],         // DIGIT THREE
+    0x34: [656,0,575,32,542],          // DIGIT FOUR
+    0x35: [655,11,575,57,517],         // DIGIT FIVE
+    0x36: [655,11,575,48,526],         // DIGIT SIX
+    0x37: [676,11,575,64,558],         // DIGIT SEVEN
+    0x38: [654,11,575,48,526],         // DIGIT EIGHT
+    0x39: [654,11,575,48,526],         // DIGIT NINE
+    0x3A: [444,-1,319,74,245],         // COLON
+    0x3B: [444,194,319,74,248],        // SEMICOLON
+    0x3C: [587,85,894,96,797],         // LESS-THAN SIGN
+    0x3D: [393,-109,894,64,829],       // EQUALS SIGN
+    0x3E: [587,85,894,96,797],         // GREATER-THAN SIGN
+    0x3F: [700,-1,543,65,478],         // QUESTION MARK
+    0x40: [699,6,894,64,829],          // COMMERCIAL AT
+    0x41: [698,0,869,40,828],          // LATIN CAPITAL LETTER A
+    0x42: [686,0,818,39,752],          // LATIN CAPITAL LETTER B
+    0x43: [697,11,831,64,766],         // LATIN CAPITAL LETTER C
+    0x44: [686,0,882,39,817],          // LATIN CAPITAL LETTER D
+    0x45: [680,0,756,39,723],          // LATIN CAPITAL LETTER E
+    0x46: [680,0,724,39,675],          // LATIN CAPITAL LETTER F
+    0x47: [697,10,904,64,845],         // LATIN CAPITAL LETTER G
+    0x48: [686,0,900,39,860],          // LATIN CAPITAL LETTER H
+    0x49: [686,0,436,25,410],          // LATIN CAPITAL LETTER I
+    0x4A: [686,11,594,8,527],          // LATIN CAPITAL LETTER J
+    0x4B: [686,0,901,39,852],          // LATIN CAPITAL LETTER K
+    0x4C: [686,0,692,39,643],          // LATIN CAPITAL LETTER L
+    0x4D: [686,0,1092,39,1052],        // LATIN CAPITAL LETTER M
+    0x4E: [686,0,900,39,860],          // LATIN CAPITAL LETTER N
+    0x4F: [696,10,864,64,798],         // LATIN CAPITAL LETTER O
+    0x50: [686,0,786,39,721],          // LATIN CAPITAL LETTER P
+    0x51: [696,193,864,64,805],        // LATIN CAPITAL LETTER Q
+    0x52: [686,11,862,39,858],         // LATIN CAPITAL LETTER R
+    0x53: [697,11,639,64,574],         // LATIN CAPITAL LETTER S
+    0x54: [675,0,800,41,758],          // LATIN CAPITAL LETTER T
+    0x55: [686,11,885,39,845],         // LATIN CAPITAL LETTER U
+    0x56: [686,7,869,25,843],          // LATIN CAPITAL LETTER V
+    0x57: [686,7,1189,24,1164],        // LATIN CAPITAL LETTER W
+    0x58: [686,0,869,33,835],          // LATIN CAPITAL LETTER X
+    0x59: [686,0,869,19,849],          // LATIN CAPITAL LETTER Y
+    0x5A: [686,0,703,64,645],          // LATIN CAPITAL LETTER Z
+    0x5B: [750,250,319,128,293],       // LEFT SQUARE BRACKET
+    0x5C: [750,250,575,63,511],        // REVERSE SOLIDUS
+    0x5D: [750,250,319,25,190],        // RIGHT SQUARE BRACKET
+    0x5E: [694,-520,575,126,448],      // CIRCUMFLEX ACCENT
+    0x5F: [-10,61,575,0,574],          // LOW LINE
+    0x60: [706,-503,575,114,338],      // GRAVE ACCENT
+    0x61: [453,6,559,32,558],          // LATIN SMALL LETTER A
+    0x62: [694,6,639,29,600],          // LATIN SMALL LETTER B
+    0x63: [453,6,511,39,478],          // LATIN SMALL LETTER C
+    0x64: [694,6,639,38,609],          // LATIN SMALL LETTER D
+    0x65: [452,6,527,32,494],          // LATIN SMALL LETTER E
+    0x66: [700,0,351,40,452],          // LATIN SMALL LETTER F
+    0x67: [455,201,575,30,558],        // LATIN SMALL LETTER G
+    0x68: [694,0,639,37,623],          // LATIN SMALL LETTER H
+    0x69: [695,0,319,40,294],          // LATIN SMALL LETTER I
+    0x6A: [695,200,351,-71,274],       // LATIN SMALL LETTER J
+    0x6B: [694,0,607,29,587],          // LATIN SMALL LETTER K
+    0x6C: [694,0,319,40,301],          // LATIN SMALL LETTER L
+    0x6D: [450,0,958,37,942],          // LATIN SMALL LETTER M
+    0x6E: [450,0,639,37,623],          // LATIN SMALL LETTER N
+    0x6F: [452,5,575,32,542],          // LATIN SMALL LETTER O
+    0x70: [450,194,639,29,600],        // LATIN SMALL LETTER P
+    0x71: [450,194,607,38,609],        // LATIN SMALL LETTER Q
+    0x72: [450,0,474,29,442],          // LATIN SMALL LETTER R
+    0x73: [453,6,454,38,414],          // LATIN SMALL LETTER S
+    0x74: [635,5,447,21,382],          // LATIN SMALL LETTER T
+    0x75: [450,6,639,37,623],          // LATIN SMALL LETTER U
+    0x76: [444,3,607,26,580],          // LATIN SMALL LETTER V
+    0x77: [444,4,831,25,805],          // LATIN SMALL LETTER W
+    0x78: [444,0,607,21,586],          // LATIN SMALL LETTER X
+    0x79: [444,200,607,23,580],        // LATIN SMALL LETTER Y
+    0x7A: [444,0,511,32,462],          // LATIN SMALL LETTER Z
+    0x7B: [750,250,575,70,504],        // LEFT CURLY BRACKET
+    0x7C: [750,249,319,129,190],       // VERTICAL LINE
+    0x7D: [750,250,575,70,504],        // RIGHT CURLY BRACKET
+    0x7E: [344,-202,575,96,478],       // TILDE
+    0x393: [680,0,692,39,643],         // GREEK CAPITAL LETTER GAMMA
+    0x394: [698,0,958,56,901],         // GREEK CAPITAL LETTER DELTA
+    0x398: [696,10,894,64,829],        // GREEK CAPITAL LETTER THETA
+    0x39B: [698,0,806,40,765],         // GREEK CAPITAL LETTER LAMDA
+    0x39E: [675,0,767,48,718],         // GREEK CAPITAL LETTER XI
+    0x3A0: [680,0,900,39,860],         // GREEK CAPITAL LETTER PI
+    0x3A3: [686,0,831,63,766],         // GREEK CAPITAL LETTER SIGMA
+    0x3A5: [697,0,894,64,829],         // GREEK CAPITAL LETTER UPSILON
+    0x3A6: [686,0,831,64,766],         // GREEK CAPITAL LETTER PHI
+    0x3A8: [686,0,894,64,829],         // GREEK CAPITAL LETTER PSI
+    0x3A9: [696,0,831,51,779]          // GREEK CAPITAL LETTER OMEGA
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Main-Italic'] = {
+    centerline: 250, ascent: 750, descent: 250,
+    style: 'italic',
+    0x20: [0,0,250,0,0],               // SPACE
+    0x21: [716,0,307,107,380],         // EXCLAMATION MARK
+    0x22: [694,-379,514,176,538],      // QUOTATION MARK
+    0x23: [694,194,818,115,828],       // NUMBER SIGN
+    0x25: [750,56,818,145,847],        // PERCENT SIGN
+    0x26: [716,22,767,127,802],        // AMPERSAND
+    0x27: [694,-379,307,213,377],      // APOSTROPHE
+    0x28: [750,250,409,144,517],       // LEFT PARENTHESIS
+    0x29: [750,250,409,17,390],        // RIGHT PARENTHESIS
+    0x2A: [750,-320,511,195,584],      // ASTERISK
+    0x2B: [557,57,767,139,753],        // PLUS SIGN
+    0x2C: [121,194,307,69,232],        // COMMA
+    0x2D: [251,-180,358,84,341],       // HYPHEN-MINUS
+    0x2E: [121,0,307,107,231],         // FULL STOP
+    0x2F: [750,250,511,19,617],        // SOLIDUS
+    0x30: [665,21,511,110,562],        // DIGIT ZERO
+    0x31: [666,0,511,110,468],         // DIGIT ONE
+    0x32: [666,22,511,76,551],         // DIGIT TWO
+    0x33: [666,22,511,96,562],         // DIGIT THREE
+    0x34: [666,194,511,46,478],        // DIGIT FOUR
+    0x35: [666,22,511,106,567],        // DIGIT FIVE
+    0x36: [665,22,511,120,565],        // DIGIT SIX
+    0x37: [666,22,511,136,634],        // DIGIT SEVEN
+    0x38: [666,21,511,99,553],         // DIGIT EIGHT
+    0x39: [666,22,511,107,553],        // DIGIT NINE
+    0x3A: [431,0,307,107,308],         // COLON
+    0x3B: [431,194,307,70,308],        // SEMICOLON
+    0x3D: [367,-133,767,116,776],      // EQUALS SIGN
+    0x3F: [716,0,511,195,551],         // QUESTION MARK
+    0x40: [705,11,767,152,789],        // COMMERCIAL AT
+    0x41: [716,0,743,58,696],          // LATIN CAPITAL LETTER A
+    0x42: [683,0,704,57,732],          // LATIN CAPITAL LETTER B
+    0x43: [705,21,716,150,812],        // LATIN CAPITAL LETTER C
+    0x44: [683,0,755,56,775],          // LATIN CAPITAL LETTER D
+    0x45: [680,0,678,54,743],          // LATIN CAPITAL LETTER E
+    0x46: [680,-1,653,54,731],         // LATIN CAPITAL LETTER F
+    0x47: [705,22,774,150,812],        // LATIN CAPITAL LETTER G
+    0x48: [683,0,743,54,860],          // LATIN CAPITAL LETTER H
+    0x49: [683,0,386,49,508],          // LATIN CAPITAL LETTER I
+    0x4A: [683,21,525,78,622],         // LATIN CAPITAL LETTER J
+    0x4B: [683,0,769,54,859],          // LATIN CAPITAL LETTER K
+    0x4C: [683,0,627,54,628],          // LATIN CAPITAL LETTER L
+    0x4D: [683,0,897,58,1010],         // LATIN CAPITAL LETTER M
+    0x4E: [683,0,743,54,860],          // LATIN CAPITAL LETTER N
+    0x4F: [704,22,767,149,788],        // LATIN CAPITAL LETTER O
+    0x50: [683,0,678,55,729],          // LATIN CAPITAL LETTER P
+    0x51: [704,194,767,149,788],       // LATIN CAPITAL LETTER Q
+    0x52: [683,22,729,55,723],         // LATIN CAPITAL LETTER R
+    0x53: [705,22,562,74,633],         // LATIN CAPITAL LETTER S
+    0x54: [677,0,716,171,806],         // LATIN CAPITAL LETTER T
+    0x55: [683,22,743,194,860],        // LATIN CAPITAL LETTER U
+    0x56: [683,22,743,205,868],        // LATIN CAPITAL LETTER V
+    0x57: [683,22,999,205,1124],       // LATIN CAPITAL LETTER W
+    0x58: [683,0,743,50,825],          // LATIN CAPITAL LETTER X
+    0x59: [683,0,743,198,875],         // LATIN CAPITAL LETTER Y
+    0x5A: [683,0,613,80,704],          // LATIN CAPITAL LETTER Z
+    0x5B: [750,250,307,73,446],        // LEFT SQUARE BRACKET
+    0x5D: [750,250,307,-14,359],       // RIGHT SQUARE BRACKET
+    0x5E: [694,-527,511,260,528],      // CIRCUMFLEX ACCENT
+    0x5F: [-25,62,511,91,554],         // LOW LINE
+    0x61: [442,11,511,101,543],        // LATIN SMALL LETTER A
+    0x62: [694,11,460,108,467],        // LATIN SMALL LETTER B
+    0x63: [441,10,460,103,469],        // LATIN SMALL LETTER C
+    0x64: [694,11,511,101,567],        // LATIN SMALL LETTER D
+    0x65: [442,10,460,107,470],        // LATIN SMALL LETTER E
+    0x66: [705,204,307,-23,450],       // LATIN SMALL LETTER F
+    0x67: [442,205,460,46,494],        // LATIN SMALL LETTER G
+    0x68: [694,11,511,69,544],         // LATIN SMALL LETTER H
+    0x69: [656,10,307,75,340],         // LATIN SMALL LETTER I
+    0x6A: [656,204,307,-32,364],       // LATIN SMALL LETTER J
+    0x6B: [694,11,460,69,498],         // LATIN SMALL LETTER K
+    0x6C: [694,11,256,87,312],         // LATIN SMALL LETTER L
+    0x6D: [442,11,818,75,851],         // LATIN SMALL LETTER M
+    0x6E: [442,11,562,75,595],         // LATIN SMALL LETTER N
+    0x6F: [442,11,511,103,517],        // LATIN SMALL LETTER O
+    0x70: [442,194,511,6,518],         // LATIN SMALL LETTER P
+    0x71: [442,194,460,101,504],       // LATIN SMALL LETTER Q
+    0x72: [442,11,422,75,484],         // LATIN SMALL LETTER R
+    0x73: [442,11,409,76,418],         // LATIN SMALL LETTER S
+    0x74: [626,11,332,87,373],         // LATIN SMALL LETTER T
+    0x75: [441,11,537,75,570],         // LATIN SMALL LETTER U
+    0x76: [443,10,460,75,492],         // LATIN SMALL LETTER V
+    0x77: [443,11,664,75,696],         // LATIN SMALL LETTER W
+    0x78: [442,11,464,58,513],         // LATIN SMALL LETTER X
+    0x79: [441,205,486,75,522],        // LATIN SMALL LETTER Y
+    0x7A: [442,11,409,54,466],         // LATIN SMALL LETTER Z
+    0x7E: [318,-208,511,246,571],      // TILDE
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0xA3: [714,11,769,88,699],         // POUND SIGN
+    0x131: [441,10,307,75,340],        // LATIN SMALL LETTER DOTLESS I
+    0x237: [442,204,332,-32,327],      // LATIN SMALL LETTER DOTLESS J
+    0x300: [697,-500,0,-222,-74],      // COMBINING GRAVE ACCENT
+    0x301: [697,-500,0,-173,39],       // COMBINING ACUTE ACCENT
+    0x302: [694,-527,0,-251,17],       // COMBINING CIRCUMFLEX ACCENT
+    0x303: [668,-558,0,-265,60],       // COMBINING TILDE
+    0x304: [589,-544,0,-282,54],       // COMBINING MACRON
+    0x306: [694,-515,0,-237,62],       // COMBINING BREVE
+    0x307: [669,-548,0,-165,-41],      // COMBINING DOT ABOVE
+    0x308: [669,-554,0,-251,45],       // COMBINING DIAERESIS
+    0x30A: [716,-542,0,-199,3],        // COMBINING RING ABOVE
+    0x30B: [697,-503,0,-248,65],       // COMBINING DOUBLE ACUTE ACCENT
+    0x30C: [638,-502,0,-236,29],       // COMBINING CARON
+    0x393: [680,0,627,54,705],         // GREEK CAPITAL LETTER GAMMA
+    0x394: [716,0,818,70,751],         // GREEK CAPITAL LETTER DELTA
+    0x398: [704,22,767,149,788],       // GREEK CAPITAL LETTER THETA
+    0x39B: [716,0,692,58,646],         // GREEK CAPITAL LETTER LAMDA
+    0x39E: [677,0,664,74,754],         // GREEK CAPITAL LETTER XI
+    0x3A0: [680,0,743,54,859],         // GREEK CAPITAL LETTER PI
+    0x3A3: [683,0,716,80,782],         // GREEK CAPITAL LETTER SIGMA
+    0x3A5: [705,0,767,213,832],        // GREEK CAPITAL LETTER UPSILON
+    0x3A6: [683,0,716,159,728],        // GREEK CAPITAL LETTER PHI
+    0x3A8: [683,0,767,207,824],        // GREEK CAPITAL LETTER PSI
+    0x3A9: [705,0,716,100,759],        // GREEK CAPITAL LETTER OMEGA
+    0x2013: [285,-248,511,91,554],     // EN DASH
+    0x2014: [285,-248,1022,117,1038],  // EM DASH
+    0x2018: [694,-379,307,197,362],    // LEFT SINGLE QUOTATION MARK
+    0x2019: [694,-379,307,213,377],    // RIGHT SINGLE QUOTATION MARK
+    0x201C: [694,-379,514,243,606],    // LEFT DOUBLE QUOTATION MARK
+    0x201D: [694,-379,514,176,538],    // RIGHT DOUBLE QUOTATION MARK
+    0x210F: [695,13,540,42,562]        // stix-/hbar - Planck's over 2pi
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Main'] = {
+    centerline: 314, ascent: 900, descent: 272,
+    skew: {
+      0x131: 0.0278,
+      0x237: 0.0833,
+      0x2113: 0.111,
+      0x2118: 0.111,
+      0x2202: 0.0833
+    },
+    0x20: [0,0,250,0,0],               // SPACE
+    0x21: [716,-1,278,78,199],         // EXCLAMATION MARK
+    0x22: [694,-379,500,34,372],       // QUOTATION MARK
+    0x23: [694,194,833,56,777],        // NUMBER SIGN
+    0x24: [750,56,500,55,444],         // DOLLAR SIGN
+    0x25: [750,56,833,56,776],         // PERCENT SIGN
+    0x26: [716,22,778,42,727],         // AMPERSAND
+    0x27: [694,-379,278,78,212],       // APOSTROPHE
+    0x28: [750,250,389,94,333],        // LEFT PARENTHESIS
+    0x29: [750,250,389,55,294],        // RIGHT PARENTHESIS
+    0x2A: [750,-320,500,64,435],       // ASTERISK
+    0x2B: [583,82,778,56,722],         // PLUS SIGN
+    0x2C: [121,194,278,78,210],        // COMMA
+    0x2D: [252,-179,333,11,277],       // HYPHEN-MINUS
+    0x2E: [120,0,278,78,199],          // FULL STOP
+    0x2F: [750,250,500,56,445],        // SOLIDUS
+    0x30: [666,22,500,39,460],         // DIGIT ZERO
+    0x31: [666,0,500,83,427],          // DIGIT ONE
+    0x32: [666,0,500,50,449],          // DIGIT TWO
+    0x33: [665,22,500,42,457],         // DIGIT THREE
+    0x34: [677,0,500,28,471],          // DIGIT FOUR
+    0x35: [666,22,500,50,449],         // DIGIT FIVE
+    0x36: [666,22,500,42,456],         // DIGIT SIX
+    0x37: [676,22,500,55,485],         // DIGIT SEVEN
+    0x38: [666,22,500,43,457],         // DIGIT EIGHT
+    0x39: [666,22,500,42,456],         // DIGIT NINE
+    0x3A: [430,0,278,78,199],          // COLON
+    0x3B: [430,194,278,78,202],        // SEMICOLON
+    0x3C: [540,40,778,83,694],         // LESS-THAN SIGN
+    0x3D: [367,-133,778,56,722],       // EQUALS SIGN
+    0x3E: [540,40,778,83,694],         // GREATER-THAN SIGN
+    0x3F: [705,-1,472,55,416],         // QUESTION MARK
+    0x40: [705,11,778,56,722],         // COMMERCIAL AT
+    0x41: [716,0,750,32,717],          // LATIN CAPITAL LETTER A
+    0x42: [683,0,708,28,651],          // LATIN CAPITAL LETTER B
+    0x43: [705,21,722,56,666],         // LATIN CAPITAL LETTER C
+    0x44: [683,0,764,27,708],          // LATIN CAPITAL LETTER D
+    0x45: [680,0,681,25,652],          // LATIN CAPITAL LETTER E
+    0x46: [680,0,653,25,610],          // LATIN CAPITAL LETTER F
+    0x47: [705,22,785,56,735],         // LATIN CAPITAL LETTER G
+    0x48: [683,0,750,25,724],          // LATIN CAPITAL LETTER H
+    0x49: [683,0,361,21,339],          // LATIN CAPITAL LETTER I
+    0x4A: [683,22,514,25,465],         // LATIN CAPITAL LETTER J
+    0x4B: [683,0,778,25,736],          // LATIN CAPITAL LETTER K
+    0x4C: [683,0,625,25,582],          // LATIN CAPITAL LETTER L
+    0x4D: [683,0,917,29,887],          // LATIN CAPITAL LETTER M
+    0x4E: [683,0,750,25,724],          // LATIN CAPITAL LETTER N
+    0x4F: [705,22,778,56,722],         // LATIN CAPITAL LETTER O
+    0x50: [683,0,681,27,624],          // LATIN CAPITAL LETTER P
+    0x51: [705,193,778,56,728],        // LATIN CAPITAL LETTER Q
+    0x52: [683,22,736,27,732],         // LATIN CAPITAL LETTER R
+    0x53: [705,22,556,55,500],         // LATIN CAPITAL LETTER S
+    0x54: [677,0,722,36,685],          // LATIN CAPITAL LETTER T
+    0x55: [683,22,750,25,724],         // LATIN CAPITAL LETTER U
+    0x56: [683,22,750,19,730],         // LATIN CAPITAL LETTER V
+    0x57: [683,22,1028,18,1009],       // LATIN CAPITAL LETTER W
+    0x58: [683,0,750,23,726],          // LATIN CAPITAL LETTER X
+    0x59: [683,0,750,11,738],          // LATIN CAPITAL LETTER Y
+    0x5A: [683,0,611,55,560],          // LATIN CAPITAL LETTER Z
+    0x5B: [750,250,278,118,255],       // LEFT SQUARE BRACKET
+    0x5C: [750,250,500,56,444],        // REVERSE SOLIDUS
+    0x5D: [750,250,278,22,159],        // RIGHT SQUARE BRACKET
+    0x5E: [694,-531,500,112,387],      // CIRCUMFLEX ACCENT
+    0x5F: [-25,62,500,0,499],          // LOW LINE
+    0x60: [699,-505,500,106,295],      // GRAVE ACCENT
+    0x61: [448,11,500,34,493],         // LATIN SMALL LETTER A
+    0x62: [694,11,556,20,522],         // LATIN SMALL LETTER B
+    0x63: [448,11,444,34,415],         // LATIN SMALL LETTER C
+    0x64: [694,11,556,34,535],         // LATIN SMALL LETTER D
+    0x65: [448,11,444,28,415],         // LATIN SMALL LETTER E
+    0x66: [705,0,306,26,372],          // LATIN SMALL LETTER F
+    0x67: [453,206,500,29,485],        // LATIN SMALL LETTER G
+    0x68: [694,0,556,25,542],          // LATIN SMALL LETTER H
+    0x69: [669,0,278,26,255],          // LATIN SMALL LETTER I
+    0x6A: [669,205,306,-55,218],       // LATIN SMALL LETTER J
+    0x6B: [694,0,528,20,511],          // LATIN SMALL LETTER K
+    0x6C: [694,0,278,26,263],          // LATIN SMALL LETTER L
+    0x6D: [442,0,833,25,819],          // LATIN SMALL LETTER M
+    0x6E: [442,0,556,25,542],          // LATIN SMALL LETTER N
+    0x6F: [448,10,500,28,471],         // LATIN SMALL LETTER O
+    0x70: [442,194,556,20,522],        // LATIN SMALL LETTER P
+    0x71: [442,194,528,33,535],        // LATIN SMALL LETTER Q
+    0x72: [442,0,392,20,364],          // LATIN SMALL LETTER R
+    0x73: [448,11,394,33,359],         // LATIN SMALL LETTER S
+    0x74: [615,10,389,18,333],         // LATIN SMALL LETTER T
+    0x75: [442,11,556,25,542],         // LATIN SMALL LETTER U
+    0x76: [431,11,528,19,508],         // LATIN SMALL LETTER V
+    0x77: [431,11,722,18,703],         // LATIN SMALL LETTER W
+    0x78: [431,0,528,11,516],          // LATIN SMALL LETTER X
+    0x79: [431,204,528,19,508],        // LATIN SMALL LETTER Y
+    0x7A: [431,0,444,28,401],          // LATIN SMALL LETTER Z
+    0x7B: [750,250,500,65,434],        // LEFT CURLY BRACKET
+    0x7C: [750,249,278,119,159],       // VERTICAL LINE
+    0x7D: [750,250,500,65,434],        // RIGHT CURLY BRACKET
+    0x7E: [318,-215,500,83,416],       // TILDE
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0xA8: [669,-554,500,95,404],       // DIAERESIS
+    0xAC: [356,-89,667,56,611],        // NOT SIGN
+    0xAF: [590,-544,500,69,430],       // MACRON
+    0xB0: [715,-542,500,147,352],      // DEGREE SIGN
+    0xB1: [666,0,778,56,722],          // PLUS-MINUS SIGN
+    0xB4: [699,-505,500,203,393],      // ACUTE ACCENT
+    0xD7: [491,-9,778,147,630],        // MULTIPLICATION SIGN
+    0xF7: [537,36,778,56,721],         // DIVISION SIGN
+    0x131: [442,0,278,26,255],         // LATIN SMALL LETTER DOTLESS I
+    0x237: [442,205,306,-55,218],      // LATIN SMALL LETTER DOTLESS J
+    0x2C6: [694,-531,500,112,387],     // MODIFIER LETTER CIRCUMFLEX ACCENT
+    0x2C7: [644,-513,500,114,385],     // CARON
+    0x2C9: [590,-544,500,69,430],      // MODIFIER LETTER MACRON
+    0x2CA: [699,-505,500,203,393],     // MODIFIER LETTER ACUTE ACCENT
+    0x2CB: [699,-505,500,106,295],     // MODIFIER LETTER GRAVE ACCENT
+    0x2D8: [694,-515,500,92,407],      // BREVE
+    0x2D9: [669,-549,500,190,309],     // DOT ABOVE
+    0x2DC: [668,-565,500,83,416],      // SMALL TILDE
+    0x2DA: [715,-542,500,147,352],     // RING ABOVE
+    0x300: [699,-505,0,-394,-205],     // COMBINING GRAVE ACCENT
+    0x301: [699,-505,0,-297,-107],     // COMBINING ACUTE ACCENT
+    0x302: [694,-531,0,-388,-113],     // COMBINING CIRCUMFLEX ACCENT
+    0x303: [668,-565,0,-417,-84],      // COMBINING TILDE
+    0x304: [590,-544,0,-431,-70],      // COMBINING MACRON
+    0x306: [694,-515,0,-408,-93],      // COMBINING BREVE
+    0x307: [669,-549,0,-310,-191],     // COMBINING DOT ABOVE
+    0x308: [669,-554,0,-405,-96],      // COMBINING DIAERESIS
+    0x30A: [715,-542,0,-353,-148],     // COMBINING RING ABOVE
+    0x30B: [701,-510,0,-378,-80],      // COMBINING DOUBLE ACUTE ACCENT
+    0x30C: [644,-513,0,-386,-115],     // COMBINING CARON
+    0x338: [716,215,0,-639,-140],      // COMBINING LONG SOLIDUS OVERLAY
+    0x393: [680,0,625,25,582],         // GREEK CAPITAL LETTER GAMMA
+    0x394: [716,0,833,46,786],         // GREEK CAPITAL LETTER DELTA
+    0x398: [705,22,778,56,722],        // GREEK CAPITAL LETTER THETA
+    0x39B: [716,0,694,32,661],         // GREEK CAPITAL LETTER LAMDA
+    0x39E: [677,0,667,42,624],         // GREEK CAPITAL LETTER XI
+    0x3A0: [680,0,750,25,724],         // GREEK CAPITAL LETTER PI
+    0x3A3: [683,0,722,55,666],         // GREEK CAPITAL LETTER SIGMA
+    0x3A5: [705,0,778,55,722],         // GREEK CAPITAL LETTER UPSILON
+    0x3A6: [683,0,722,56,665],         // GREEK CAPITAL LETTER PHI
+    0x3A8: [683,0,778,55,722],         // GREEK CAPITAL LETTER PSI
+    0x3A9: [704,0,722,44,677],         // GREEK CAPITAL LETTER OMEGA
+    0x2002: [0,0,500,0,0],             // ??
+    0x2003: [0,0,999,0,0],             // ??
+    0x2004: [0,0,333,0,0],             // ??
+    0x2005: [0,0,250,0,0],             // ??
+    0x2006: [0,0,167,0,0],             // ??
+    0x2009: [0,0,167,0,0],             // ??
+    0x200A: [0,0,83,0,0],              // ??
+    0x2013: [285,-248,500,0,499],      // EN DASH
+    0x2014: [285,-248,1000,0,999],     // EM DASH
+    0x2018: [694,-379,278,64,198],     // LEFT SINGLE QUOTATION MARK
+    0x2019: [694,-379,278,78,212],     // RIGHT SINGLE QUOTATION MARK
+    0x201C: [694,-379,500,128,466],    // LEFT DOUBLE QUOTATION MARK
+    0x201D: [694,-379,500,34,372],     // RIGHT DOUBLE QUOTATION MARK
+    0x2020: [705,216,444,55,389],      // DAGGER
+    0x2021: [705,205,444,55,389],      // DOUBLE DAGGER
+    0x2026: [120,0,1172,78,1093],      // HORIZONTAL ELLIPSIS
+    0x2032: [560,-43,275,30,262],      // PRIME
+    0x20D7: [714,-516,0,-471,-29],     // COMBINING RIGHT ARROW ABOVE
+    0x210F: [695,13,540,42,562],       // stix-/hbar - Planck's over 2pi
+    0x2111: [705,10,722,55,693],       // BLACK-LETTER CAPITAL I
+    0x2113: [705,20,417,6,397],        // SCRIPT SMALL L
+    0x2118: [453,216,636,67,625],      // SCRIPT CAPITAL P
+    0x211C: [716,22,722,40,715],       // BLACK-LETTER CAPITAL R
+    0x2135: [694,0,611,55,555],        // ALEF SYMBOL
+    0x2190: [511,11,1000,55,944],      // LEFTWARDS ARROW
+    0x2191: [694,193,500,17,483],      // UPWARDS ARROW
+    0x2192: [511,11,1000,56,944],      // RIGHTWARDS ARROW
+    0x2193: [694,194,500,17,483],      // DOWNWARDS ARROW
+    0x2194: [511,11,1000,55,944],      // LEFT RIGHT ARROW
+    0x2195: [772,272,500,17,483],      // UP DOWN ARROW
+    0x2196: [720,195,1000,29,944],     // NORTH WEST ARROW
+    0x2197: [720,195,1000,55,970],     // NORTH EAST ARROW
+    0x2198: [695,220,1000,55,970],     // SOUTH EAST ARROW
+    0x2199: [695,220,1000,29,944],     // SOUTH WEST ARROW
+    0x21A6: [511,11,1000,55,944],      // RIGHTWARDS ARROW FROM BAR
+    0x21A9: [511,11,1126,55,1070],     // LEFTWARDS ARROW WITH HOOK
+    0x21AA: [511,11,1126,55,1070],     // RIGHTWARDS ARROW WITH HOOK
+    0x21BC: [511,-230,1000,55,944],    // LEFTWARDS HARPOON WITH BARB UPWARDS
+    0x21BD: [270,11,1000,55,944],      // LEFTWARDS HARPOON WITH BARB DOWNWARDS
+    0x21C0: [511,-230,1000,56,944],    // RIGHTWARDS HARPOON WITH BARB UPWARDS
+    0x21C1: [270,11,1000,56,944],      // RIGHTWARDS HARPOON WITH BARB DOWNWARDS
+    0x21CC: [671,11,1000,55,944],      // RIGHTWARDS HARPOON OVER LEFTWARDS HARPOON
+    0x21D0: [525,24,1000,56,944],      // LEFTWARDS DOUBLE ARROW
+    0x21D1: [694,194,611,31,579],      // UPWARDS DOUBLE ARROW
+    0x21D2: [525,24,1000,56,944],      // RIGHTWARDS DOUBLE ARROW
+    0x21D3: [694,194,611,31,579],      // DOWNWARDS DOUBLE ARROW
+    0x21D4: [526,25,1000,34,966],      // LEFT RIGHT DOUBLE ARROW
+    0x21D5: [772,272,611,31,579],      // UP DOWN DOUBLE ARROW
+    0x2200: [694,22,556,0,556],        // FOR ALL
+    0x2202: [715,22,531,42,566],       // PARTIAL DIFFERENTIAL
+    0x2203: [694,0,556,56,500],        // THERE EXISTS
+    0x2205: [772,78,500,39,460],       // EMPTY SET
+    0x2207: [683,33,833,46,786],       // NABLA
+    0x2208: [540,40,667,84,583],       // ELEMENT OF
+    0x2209: [716,215,667,84,583],      // stix-negated (vert) set membership, variant
+    0x220B: [540,40,667,83,582],       // CONTAINS AS MEMBER
+    0x2212: [270,-230,778,84,694],     // MINUS SIGN
+    0x2213: [500,166,778,56,722],      // MINUS-OR-PLUS SIGN
+    0x2215: [750,250,500,56,445],      // DIVISION SLASH
+    0x2216: [750,250,500,56,444],      // SET MINUS
+    0x2217: [465,-35,500,64,435],      // ASTERISK OPERATOR
+    0x2218: [444,-55,500,55,444],      // RING OPERATOR
+    0x2219: [444,-55,500,55,444],      // BULLET OPERATOR
+    0x221A: [800,200,833,72,853],      // SQUARE ROOT
+    0x221D: [442,11,778,56,722],       // PROPORTIONAL TO
+    0x221E: [442,11,1000,55,944],      // INFINITY
+    0x2220: [694,0,722,55,666],        // ANGLE
+    0x2223: [750,249,278,119,159],     // DIVIDES
+    0x2225: [750,250,500,132,367],     // PARALLEL TO
+    0x2227: [598,22,667,55,611],       // LOGICAL AND
+    0x2228: [598,22,667,55,611],       // LOGICAL OR
+    0x2229: [598,22,667,55,611],       // stix-intersection, serifs
+    0x222A: [598,22,667,55,611],       // stix-union, serifs
+    0x222B: [716,216,417,55,472],      // INTEGRAL
+    0x223C: [367,-133,778,55,722],     // TILDE OPERATOR
+    0x2240: [583,83,278,55,222],       // WREATH PRODUCT
+    0x2243: [464,-36,778,55,722],      // ASYMPTOTICALLY EQUAL TO
+    0x2245: [589,-22,1000,55,722],     // APPROXIMATELY EQUAL TO
+    0x2248: [483,-55,778,55,722],      // ALMOST EQUAL TO
+    0x224D: [484,-16,778,55,722],      // EQUIVALENT TO
+    0x2250: [670,-133,778,56,722],     // APPROACHES THE LIMIT
+    0x2260: [716,215,778,56,722],      // stix-not (vert) equals
+    0x2261: [464,-36,778,56,722],      // IDENTICAL TO
+    0x2264: [636,138,778,83,694],      // LESS-THAN OR EQUAL TO
+    0x2265: [636,138,778,83,694],      // GREATER-THAN OR EQUAL TO
+    0x226A: [568,67,1000,56,944],      // MUCH LESS-THAN
+    0x226B: [567,67,1000,55,944],      // MUCH GREATER-THAN
+    0x227A: [539,41,778,84,694],       // PRECEDES
+    0x227B: [539,41,778,83,694],       // SUCCEEDS
+    0x2282: [540,40,778,84,694],       // SUBSET OF
+    0x2283: [540,40,778,83,693],       // SUPERSET OF
+    0x2286: [636,138,778,84,694],      // SUBSET OF OR EQUAL TO
+    0x2287: [636,138,778,83,693],      // SUPERSET OF OR EQUAL TO
+    0x228E: [598,22,667,55,611],       // MULTISET UNION
+    0x2291: [636,138,778,84,714],      // SQUARE IMAGE OF OR EQUAL TO
+    0x2292: [636,138,778,64,694],      // SQUARE ORIGINAL OF OR EQUAL TO
+    0x2293: [598,0,667,61,605],        // stix-square intersection, serifs
+    0x2294: [598,0,667,61,605],        // stix-square union, serifs
+    0x2295: [583,83,778,56,722],       // stix-circled plus (with rim)
+    0x2296: [583,83,778,56,722],       // CIRCLED MINUS
+    0x2297: [583,83,778,56,722],       // stix-circled times (with rim)
+    0x2298: [583,83,778,56,722],       // CIRCLED DIVISION SLASH
+    0x2299: [583,83,778,56,722],       // CIRCLED DOT OPERATOR
+    0x22A2: [694,0,611,55,555],        // RIGHT TACK
+    0x22A3: [694,0,611,55,555],        // LEFT TACK
+    0x22A4: [668,0,778,55,723],        // DOWN TACK
+    0x22A5: [668,0,778,55,723],        // UP TACK
+    0x22A8: [750,249,867,119,811],     // TRUE
+    0x22C4: [488,-12,500,12,488],      // DIAMOND OPERATOR
+    0x22C5: [310,-190,278,78,199],     // DOT OPERATOR
+    0x22C6: [486,-16,500,3,497],       // STAR OPERATOR
+    0x22C8: [505,5,900,26,873],        // BOWTIE
+    0x22EE: [900,30,278,78,199],       // VERTICAL ELLIPSIS
+    0x22EF: [310,-190,1172,78,1093],   // MIDLINE HORIZONTAL ELLIPSIS
+    0x22F1: [820,-100,1282,133,1148],  // DOWN RIGHT DIAGONAL ELLIPSIS
+    0x2308: [750,250,444,174,422],     // LEFT CEILING
+    0x2309: [750,250,444,21,269],      // RIGHT CEILING
+    0x230A: [750,250,444,174,422],     // LEFT FLOOR
+    0x230B: [750,250,444,21,269],      // RIGHT FLOOR
+    0x2322: [388,-122,1000,55,944],    // stix-small down curve
+    0x2323: [378,-134,1000,55,944],    // stix-small up curve
+    0x23B0: [744,244,412,55,357],      // UPPER LEFT OR LOWER RIGHT CURLY BRACKET SECTION
+    0x23B1: [744,244,412,56,357],      // UPPER RIGHT OR LOWER LEFT CURLY BRACKET SECTION
+    0x25B3: [716,0,889,59,828],        // WHITE UP-POINTING TRIANGLE
+    0x25B9: [505,5,500,26,474],        // WHITE RIGHT-POINTING SMALL TRIANGLE
+    0x25BD: [500,215,889,59,828],      // WHITE DOWN-POINTING TRIANGLE
+    0x25C3: [505,5,500,26,473],        // WHITE LEFT-POINTING SMALL TRIANGLE
+    0x25EF: [715,215,1000,56,944],     // LARGE CIRCLE
+    0x2660: [727,130,778,55,723],      // BLACK SPADE SUIT
+    0x2661: [716,33,778,55,723],       // WHITE HEART SUIT
+    0x2662: [727,162,778,55,723],      // WHITE DIAMOND SUIT
+    0x2663: [726,130,778,28,750],      // BLACK CLUB SUIT
+    0x266D: [750,22,389,55,332],       // MUSIC FLAT SIGN
+    0x266E: [734,223,389,65,324],      // MUSIC NATURAL SIGN
+    0x266F: [723,223,389,55,333],      // MUSIC SHARP SIGN
+    0x27E8: [750,250,389,110,333],     // MATHEMATICAL LEFT ANGLE BRACKET
+    0x27E9: [750,250,389,55,278],      // MATHEMATICAL RIGHT ANGLE BRACKET
+    0x27EE: [744,244,412,173,357],     // MATHEMATICAL LEFT FLATTENED PARENTHESIS
+    0x27EF: [744,244,412,56,240],      // MATHEMATICAL RIGHT FLATTENED PARENTHESIS
+    0x27F5: [511,11,1609,55,1525],     // LONG LEFTWARDS ARROW
+    0x27F6: [511,11,1638,84,1553],     // LONG RIGHTWARDS ARROW
+    0x27F7: [511,11,1859,55,1803],     // LONG LEFT RIGHT ARROW
+    0x27F8: [525,24,1609,56,1553],     // LONG LEFTWARDS DOUBLE ARROW
+    0x27F9: [525,24,1638,56,1582],     // LONG RIGHTWARDS DOUBLE ARROW
+    0x27FA: [525,24,1858,56,1802],     // LONG LEFT RIGHT DOUBLE ARROW
+    0x27FC: [511,11,1638,55,1553],     // LONG RIGHTWARDS ARROW FROM BAR
+    0x2A3F: [683,0,750,28,721],        // AMALGAMATION OR COPRODUCT
+    0x2AAF: [636,138,778,84,694],      // PRECEDES ABOVE SINGLE-LINE EQUALS SIGN
+    0x2AB0: [636,138,778,83,694]       // SUCCEEDS ABOVE SINGLE-LINE EQUALS SIGN
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Math-Italic'] = {
+    centerline: 250, ascent: 717, descent: 218,
+    style: 'italic',
+    skew: {
+      0x41: 0.139,
+      0x42: 0.0833,
+      0x43: 0.0833,
+      0x44: 0.0556,
+      0x45: 0.0833,
+      0x46: 0.0833,
+      0x47: 0.0833,
+      0x48: 0.0556,
+      0x49: 0.111,
+      0x4A: 0.167,
+      0x4B: 0.0556,
+      0x4C: 0.0278,
+      0x4D: 0.0833,
+      0x4E: 0.0833,
+      0x4F: 0.0833,
+      0x50: 0.0833,
+      0x51: 0.0833,
+      0x52: 0.0833,
+      0x53: 0.0833,
+      0x54: 0.0833,
+      0x55: 0.0278,
+      0x58: 0.0833,
+      0x5A: 0.0833,
+      0x63: 0.0556,
+      0x64: 0.167,
+      0x65: 0.0556,
+      0x66: 0.167,
+      0x67: 0.0278,
+      0x68: -0.0278,
+      0x6C: 0.0833,
+      0x6F: 0.0556,
+      0x70: 0.0833,
+      0x71: 0.0833,
+      0x72: 0.0556,
+      0x73: 0.0556,
+      0x74: 0.0833,
+      0x75: 0.0278,
+      0x76: 0.0278,
+      0x77: 0.0833,
+      0x78: 0.0278,
+      0x79: 0.0556,
+      0x7A: 0.0556,
+      0x393: 0.0833,
+      0x394: 0.167,
+      0x398: 0.0833,
+      0x39B: 0.167,
+      0x39E: 0.0833,
+      0x3A0: 0.0556,
+      0x3A3: 0.0833,
+      0x3A5: 0.0556,
+      0x3A6: 0.0833,
+      0x3A8: 0.0556,
+      0x3A9: 0.0833,
+      0x3B1: 0.0278,
+      0x3B2: 0.0833,
+      0x3B4: 0.0556,
+      0x3B5: 0.0833,
+      0x3B6: 0.0833,
+      0x3B7: 0.0556,
+      0x3B8: 0.0833,
+      0x3B9: 0.0556,
+      0x3BC: 0.0278,
+      0x3BD: 0.0278,
+      0x3BE: 0.111,
+      0x3BF: 0.0556,
+      0x3C1: 0.0833,
+      0x3C2: 0.0833,
+      0x3C4: 0.0278,
+      0x3C5: 0.0278,
+      0x3C6: 0.0833,
+      0x3C7: 0.0556,
+      0x3C8: 0.111,
+      0x3D1: 0.0833,
+      0x3D5: 0.0833,
+      0x3F1: 0.0833,
+      0x3F5: 0.0556
+    },
+    0x20: [0,0,250,0,0],               // SPACE
+    0x2F: [716,215,778,139,638],       // SOLIDUS
+    0x41: [716,0,750,35,726],          // LATIN CAPITAL LETTER A
+    0x42: [683,0,759,35,756],          // LATIN CAPITAL LETTER B
+    0x43: [705,22,715,50,760],         // LATIN CAPITAL LETTER C
+    0x44: [683,0,828,33,803],          // LATIN CAPITAL LETTER D
+    0x45: [680,0,738,31,764],          // LATIN CAPITAL LETTER E
+    0x46: [680,0,643,31,749],          // LATIN CAPITAL LETTER F
+    0x47: [705,22,786,50,760],         // LATIN CAPITAL LETTER G
+    0x48: [683,0,831,31,888],          // LATIN CAPITAL LETTER H
+    0x49: [683,0,440,26,504],          // LATIN CAPITAL LETTER I
+    0x4A: [683,22,555,57,633],         // LATIN CAPITAL LETTER J
+    0x4B: [683,0,849,31,889],          // LATIN CAPITAL LETTER K
+    0x4C: [683,0,681,32,647],          // LATIN CAPITAL LETTER L
+    0x4D: [683,0,970,35,1051],         // LATIN CAPITAL LETTER M
+    0x4E: [683,0,803,31,888],          // LATIN CAPITAL LETTER N
+    0x4F: [704,22,763,50,740],         // LATIN CAPITAL LETTER O
+    0x50: [683,0,642,33,751],          // LATIN CAPITAL LETTER P
+    0x51: [704,194,791,50,740],        // LATIN CAPITAL LETTER Q
+    0x52: [683,21,759,33,755],         // LATIN CAPITAL LETTER R
+    0x53: [705,22,613,52,645],         // LATIN CAPITAL LETTER S
+    0x54: [677,0,584,21,704],          // LATIN CAPITAL LETTER T
+    0x55: [683,22,683,60,767],         // LATIN CAPITAL LETTER U
+    0x56: [683,22,583,52,769],         // LATIN CAPITAL LETTER V
+    0x57: [683,22,944,51,1048],        // LATIN CAPITAL LETTER W
+    0x58: [683,0,828,26,852],          // LATIN CAPITAL LETTER X
+    0x59: [683,-1,581,30,763],         // LATIN CAPITAL LETTER Y
+    0x5A: [683,0,683,58,723],          // LATIN CAPITAL LETTER Z
+    0x61: [441,10,529,33,506],         // LATIN SMALL LETTER A
+    0x62: [694,11,429,40,422],         // LATIN SMALL LETTER B
+    0x63: [442,11,433,34,429],         // LATIN SMALL LETTER C
+    0x64: [694,10,520,33,523],         // LATIN SMALL LETTER D
+    0x65: [442,11,466,39,429],         // LATIN SMALL LETTER E
+    0x66: [705,205,490,55,550],        // LATIN SMALL LETTER F
+    0x67: [442,205,477,10,480],        // LATIN SMALL LETTER G
+    0x68: [694,11,576,48,555],         // LATIN SMALL LETTER H
+    0x69: [661,11,345,21,302],         // LATIN SMALL LETTER I
+    0x6A: [661,204,412,-12,403],       // LATIN SMALL LETTER J
+    0x6B: [694,11,521,48,503],         // LATIN SMALL LETTER K
+    0x6C: [694,11,298,38,266],         // LATIN SMALL LETTER L
+    0x6D: [442,11,878,21,857],         // LATIN SMALL LETTER M
+    0x6E: [442,11,600,21,580],         // LATIN SMALL LETTER N
+    0x6F: [441,11,485,34,476],         // LATIN SMALL LETTER O
+    0x70: [442,194,503,-39,497],       // LATIN SMALL LETTER P
+    0x71: [442,194,446,33,460],        // LATIN SMALL LETTER Q
+    0x72: [442,11,451,21,430],         // LATIN SMALL LETTER R
+    0x73: [442,10,469,53,419],         // LATIN SMALL LETTER S
+    0x74: [626,11,361,19,330],         // LATIN SMALL LETTER T
+    0x75: [442,11,572,21,551],         // LATIN SMALL LETTER U
+    0x76: [443,11,485,21,467],         // LATIN SMALL LETTER V
+    0x77: [443,11,716,21,690],         // LATIN SMALL LETTER W
+    0x78: [442,11,572,35,522],         // LATIN SMALL LETTER X
+    0x79: [442,205,490,21,496],        // LATIN SMALL LETTER Y
+    0x7A: [442,11,465,35,468],         // LATIN SMALL LETTER Z
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0x393: [680,-1,615,31,721],        // GREEK CAPITAL LETTER GAMMA
+    0x394: [716,0,833,48,788],         // GREEK CAPITAL LETTER DELTA
+    0x398: [704,22,763,50,740],        // GREEK CAPITAL LETTER THETA
+    0x39B: [716,0,694,35,670],         // GREEK CAPITAL LETTER LAMDA
+    0x39E: [677,0,742,53,777],         // GREEK CAPITAL LETTER XI
+    0x3A0: [680,0,831,31,887],         // GREEK CAPITAL LETTER PI
+    0x3A3: [683,0,780,58,806],         // GREEK CAPITAL LETTER SIGMA
+    0x3A5: [705,0,583,28,700],         // GREEK CAPITAL LETTER UPSILON
+    0x3A6: [683,0,667,24,642],         // GREEK CAPITAL LETTER PHI
+    0x3A8: [683,0,612,21,692],         // GREEK CAPITAL LETTER PSI
+    0x3A9: [704,0,772,80,786],         // GREEK CAPITAL LETTER OMEGA
+    0x3B1: [442,11,640,34,603],        // GREEK SMALL LETTER ALPHA
+    0x3B2: [705,194,566,23,573],       // GREEK SMALL LETTER BETA
+    0x3B3: [441,216,518,11,543],       // GREEK SMALL LETTER GAMMA
+    0x3B4: [717,10,444,36,451],        // GREEK SMALL LETTER DELTA
+    0x3B5: [452,22,466,27,428],        // GREEK SMALL LETTER EPSILON
+    0x3B6: [704,204,438,44,471],       // GREEK SMALL LETTER ZETA
+    0x3B7: [442,216,497,21,503],       // GREEK SMALL LETTER ETA
+    0x3B8: [705,10,469,35,462],        // GREEK SMALL LETTER THETA
+    0x3B9: [442,10,354,48,332],        // GREEK SMALL LETTER IOTA
+    0x3BA: [442,11,576,49,554],        // GREEK SMALL LETTER KAPPA
+    0x3BB: [694,12,583,47,556],        // GREEK SMALL LETTER LAMDA
+    0x3BC: [442,216,603,23,580],       // GREEK SMALL LETTER MU
+    0x3BD: [442,2,494,45,530],         // GREEK SMALL LETTER NU
+    0x3BE: [704,205,438,21,443],       // GREEK SMALL LETTER XI
+    0x3BF: [441,11,485,34,476],        // GREEK SMALL LETTER OMICRON
+    0x3C0: [431,11,570,19,573],        // GREEK SMALL LETTER PI
+    0x3C1: [442,216,517,23,510],       // GREEK SMALL LETTER RHO
+    0x3C2: [442,107,363,31,405],       // GREEK SMALL LETTER FINAL SIGMA
+    0x3C3: [431,11,571,31,572],        // GREEK SMALL LETTER SIGMA
+    0x3C4: [431,13,437,18,517],        // GREEK SMALL LETTER TAU
+    0x3C5: [443,10,540,21,523],        // GREEK SMALL LETTER UPSILON
+    0x3C6: [442,218,654,50,618],       // GREEK SMALL LETTER PHI
+    0x3C7: [442,204,626,25,600],       // GREEK SMALL LETTER CHI
+    0x3C8: [694,205,651,21,634],       // GREEK SMALL LETTER PSI
+    0x3C9: [443,11,622,15,604],        // GREEK SMALL LETTER OMEGA
+    0x3D1: [705,11,591,21,563],        // GREEK THETA SYMBOL
+    0x3D5: [694,205,596,43,579],       // GREEK PHI SYMBOL
+    0x3D6: [431,10,828,19,823],        // GREEK PI SYMBOL
+    0x3F1: [442,194,517,67,510],       // GREEK RHO SYMBOL
+    0x3F5: [431,11,406,40,382]         // GREEK LUNATE EPSILON SYMBOL
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Size1'] = {
+    centerline: 250, ascent: 850, descent: 350,
+    0x20: [0,0,250,0,0],               // SPACE
+    0x28: [850,349,458,152,422],       // LEFT PARENTHESIS
+    0x29: [850,349,458,35,305],        // RIGHT PARENTHESIS
+    0x2F: [850,349,578,55,522],        // SOLIDUS
+    0x5B: [850,349,417,202,394],       // LEFT SQUARE BRACKET
+    0x5C: [850,349,578,54,522],        // REVERSE SOLIDUS
+    0x5D: [850,349,417,22,214],        // RIGHT SQUARE BRACKET
+    0x7B: [850,349,583,105,477],       // LEFT CURLY BRACKET
+    0x7D: [850,349,583,105,477],       // RIGHT CURLY BRACKET
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0x2C6: [744,-551,556,-8,564],      // MODIFIER LETTER CIRCUMFLEX ACCENT
+    0x2DC: [722,-597,556,1,554],       // SMALL TILDE
+    0x302: [744,-551,0,-564,8],        // COMBINING CIRCUMFLEX ACCENT
+    0x303: [722,-597,0,-555,-2],       // COMBINING TILDE
+    0x2016: [602,0,778,257,521],       // DOUBLE VERTICAL LINE
+    0x2191: [600,0,667,112,555],       // UPWARDS ARROW
+    0x2193: [600,0,667,112,555],       // DOWNWARDS ARROW
+    0x21D1: [599,0,778,57,721],        // UPWARDS DOUBLE ARROW
+    0x21D3: [600,-1,778,57,721],       // DOWNWARDS DOUBLE ARROW
+    0x220F: [750,250,944,55,888],      // N-ARY PRODUCT
+    0x2210: [750,250,944,55,888],      // N-ARY COPRODUCT
+    0x2211: [750,250,1056,56,999],     // N-ARY SUMMATION
+    0x221A: [850,350,1000,111,1020],   // SQUARE ROOT
+    0x2223: [627,15,333,145,188],      // DIVIDES
+    0x2225: [627,15,556,145,410],      // PARALLEL TO
+    0x222B: [805,306,472,55,610],      // INTEGRAL
+    0x222C: [805,306,819,55,957],      // DOUBLE INTEGRAL
+    0x222D: [805,306,1166,55,1304],    // TRIPLE INTEGRAL
+    0x222E: [805,306,472,55,610],      // CONTOUR INTEGRAL
+    0x22C0: [750,249,833,55,777],      // N-ARY LOGICAL AND
+    0x22C1: [750,249,833,55,777],      // N-ARY LOGICAL OR
+    0x22C2: [750,249,833,55,777],      // N-ARY INTERSECTION
+    0x22C3: [750,249,833,55,777],      // N-ARY UNION
+    0x2308: [850,349,472,202,449],     // LEFT CEILING
+    0x2309: [850,349,472,22,269],      // RIGHT CEILING
+    0x230A: [850,349,472,202,449],     // LEFT FLOOR
+    0x230B: [850,349,472,22,269],      // RIGHT FLOOR
+    0x23D0: [602,0,667,312,355],       // VERTICAL LINE EXTENSION (used to extend arrows)
+    0x27E8: [850,350,472,97,394],      // MATHEMATICAL LEFT ANGLE BRACKET
+    0x27E9: [850,350,472,77,374],      // MATHEMATICAL RIGHT ANGLE BRACKET
+    0x2A00: [750,250,1111,56,1054],    // N-ARY CIRCLED DOT OPERATOR
+    0x2A01: [750,250,1111,56,1054],    // N-ARY CIRCLED PLUS OPERATOR
+    0x2A02: [750,250,1111,56,1054],    // N-ARY CIRCLED TIMES OPERATOR
+    0x2A04: [750,249,833,55,777],      // N-ARY UNION OPERATOR WITH PLUS
+    0x2A06: [750,249,833,55,777]       // N-ARY SQUARE UNION OPERATOR
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Size2'] = {
+    centerline: 249, ascent: 1360, descent: 862,
+    0x20: [0,0,250,0,0],               // SPACE
+    0x28: [1150,649,597,180,561],      // LEFT PARENTHESIS
+    0x29: [1150,649,597,35,416],       // RIGHT PARENTHESIS
+    0x2F: [1150,649,811,56,754],       // SOLIDUS
+    0x5B: [1150,649,472,224,455],      // LEFT SQUARE BRACKET
+    0x5C: [1150,649,811,54,754],       // REVERSE SOLIDUS
+    0x5D: [1150,649,472,16,247],       // RIGHT SQUARE BRACKET
+    0x7B: [1150,649,667,119,547],      // LEFT CURLY BRACKET
+    0x7D: [1150,649,667,119,547],      // RIGHT CURLY BRACKET
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0x2C6: [772,-565,1000,-5,1004],    // MODIFIER LETTER CIRCUMFLEX ACCENT
+    0x2DC: [750,-611,1000,0,999],      // SMALL TILDE
+    0x302: [772,-565,0,-1005,4],       // COMBINING CIRCUMFLEX ACCENT
+    0x303: [750,-611,0,-1000,-1],      // COMBINING TILDE
+    0x220F: [950,450,1278,56,1221],    // N-ARY PRODUCT
+    0x2210: [950,450,1278,56,1221],    // N-ARY COPRODUCT
+    0x2211: [950,450,1444,55,1388],    // N-ARY SUMMATION
+    0x221A: [1150,650,1000,111,1020],  // SQUARE ROOT
+    0x222B: [1360,862,556,55,944],     // INTEGRAL
+    0x222C: [1360,862,1084,55,1472],   // DOUBLE INTEGRAL
+    0x222D: [1360,862,1592,55,1980],   // TRIPLE INTEGRAL
+    0x222E: [1360,862,556,55,944],     // CONTOUR INTEGRAL
+    0x22C0: [950,450,1111,55,1055],    // N-ARY LOGICAL AND
+    0x22C1: [950,450,1111,55,1055],    // N-ARY LOGICAL OR
+    0x22C2: [949,450,1111,55,1055],    // N-ARY INTERSECTION
+    0x22C3: [950,449,1111,55,1055],    // N-ARY UNION
+    0x2308: [1150,649,528,224,511],    // LEFT CEILING
+    0x2309: [1150,649,528,16,303],     // RIGHT CEILING
+    0x230A: [1150,649,528,224,511],    // LEFT FLOOR
+    0x230B: [1150,649,528,16,303],     // RIGHT FLOOR
+    0x27E8: [1150,649,611,112,524],    // MATHEMATICAL LEFT ANGLE BRACKET
+    0x27E9: [1150,649,611,85,498],     // MATHEMATICAL RIGHT ANGLE BRACKET
+    0x2A00: [949,449,1511,56,1454],    // N-ARY CIRCLED DOT OPERATOR
+    0x2A01: [949,449,1511,56,1454],    // N-ARY CIRCLED PLUS OPERATOR
+    0x2A02: [949,449,1511,56,1454],    // N-ARY CIRCLED TIMES OPERATOR
+    0x2A04: [950,449,1111,55,1055],    // N-ARY UNION OPERATOR WITH PLUS
+    0x2A06: [950,450,1111,55,1055]     // N-ARY SQUARE UNION OPERATOR
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Size3'] = {
+    centerline: 250, ascent: 1450, descent: 950,
+    0x20: [0,0,250,0,0],               // SPACE
+    0x28: [1450,949,736,209,701],      // LEFT PARENTHESIS
+    0x29: [1450,949,736,34,526],       // RIGHT PARENTHESIS
+    0x2F: [1450,949,1044,55,989],      // SOLIDUS
+    0x5B: [1450,949,528,247,516],      // LEFT SQUARE BRACKET
+    0x5C: [1450,949,1044,56,988],      // REVERSE SOLIDUS
+    0x5D: [1450,949,528,11,280],       // RIGHT SQUARE BRACKET
+    0x7B: [1450,949,750,130,618],      // LEFT CURLY BRACKET
+    0x7D: [1450,949,750,131,618],      // RIGHT CURLY BRACKET
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0x2C6: [772,-564,1444,-4,1447],    // MODIFIER LETTER CIRCUMFLEX ACCENT
+    0x2DC: [749,-610,1444,1,1442],     // SMALL TILDE
+    0x302: [772,-564,0,-1448,3],       // COMBINING CIRCUMFLEX ACCENT
+    0x303: [749,-610,0,-1443,-2],      // COMBINING TILDE
+    0x221A: [1450,950,1000,111,1020],  // SQUARE ROOT
+    0x2308: [1450,949,583,246,571],    // LEFT CEILING
+    0x2309: [1450,949,583,11,336],     // RIGHT CEILING
+    0x230A: [1450,949,583,246,571],    // LEFT FLOOR
+    0x230B: [1450,949,583,11,336],     // RIGHT FLOOR
+    0x27E8: [1450,950,750,126,654],    // MATHEMATICAL LEFT ANGLE BRACKET
+    0x27E9: [1450,949,750,94,623]      // MATHEMATICAL RIGHT ANGLE BRACKET
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Size4'] = {
+    centerline: 250, ascent: 1750, descent: 1250,
+    0x20: [0,0,250,0,0],               // SPACE
+    0x28: [1750,1249,792,237,758],     // LEFT PARENTHESIS
+    0x29: [1750,1249,792,33,554],      // RIGHT PARENTHESIS
+    0x2F: [1750,1249,1278,56,1221],    // SOLIDUS
+    0x5B: [1750,1249,583,269,577],     // LEFT SQUARE BRACKET
+    0x5C: [1750,1249,1278,56,1221],    // REVERSE SOLIDUS
+    0x5D: [1750,1249,583,5,313],       // RIGHT SQUARE BRACKET
+    0x7B: [1750,1249,806,144,661],     // LEFT CURLY BRACKET
+    0x7D: [1750,1249,806,144,661],     // RIGHT CURLY BRACKET
+    0xA0: [0,0,250,0,0],               // NO-BREAK SPACE
+    0x2C6: [845,-561,1889,-14,1902],   // MODIFIER LETTER CIRCUMFLEX ACCENT
+    0x2DC: [823,-583,1889,1,1885],     // SMALL TILDE
+    0x302: [845,-561,0,-1903,13],      // COMBINING CIRCUMFLEX ACCENT
+    0x303: [823,-583,0,-1888,-4],      // COMBINING TILDE
+    0x221A: [1750,1250,1000,111,1020], // SQUARE ROOT
+    0x2308: [1750,1249,639,269,633],   // LEFT CEILING
+    0x2309: [1750,1249,639,5,369],     // RIGHT CEILING
+    0x230A: [1750,1249,639,269,633],   // LEFT FLOOR
+    0x230B: [1750,1249,639,5,369],     // RIGHT FLOOR
+    0x239B: [1154,655,875,291,843],    // LEFT PARENTHESIS UPPER HOOK
+    0x239C: [610,10,875,291,417],      // LEFT PARENTHESIS EXTENSION
+    0x239D: [1165,644,875,291,843],    // LEFT PARENTHESIS LOWER HOOK
+    0x239E: [1154,655,875,31,583],     // RIGHT PARENTHESIS UPPER HOOK
+    0x239F: [610,10,875,457,583],      // RIGHT PARENTHESIS EXTENSION
+    0x23A0: [1165,644,875,31,583],     // RIGHT PARENTHESIS LOWER HOOK
+    0x23A1: [1154,645,667,319,666],    // LEFT SQUARE BRACKET UPPER CORNER
+    0x23A2: [602,0,667,319,403],       // LEFT SQUARE BRACKET EXTENSION
+    0x23A3: [1155,644,667,319,666],    // LEFT SQUARE BRACKET LOWER CORNER
+    0x23A4: [1154,645,667,0,347],      // RIGHT SQUARE BRACKET UPPER CORNER
+    0x23A5: [602,0,667,263,347],       // RIGHT SQUARE BRACKET EXTENSION
+    0x23A6: [1155,644,667,0,347],      // RIGHT SQUARE BRACKET LOWER CORNER
+    0x23A7: [899,10,889,384,718],      // LEFT CURLY BRACKET UPPER HOOK
+    0x23A8: [1160,660,889,170,504],    // LEFT CURLY BRACKET MIDDLE PIECE
+    0x23A9: [10,899,889,384,718],      // LEFT CURLY BRACKET LOWER HOOK
+    0x23AA: [310,10,889,384,504],      // CURLY BRACKET EXTENSION
+    0x23AB: [899,10,889,170,504],      // RIGHT CURLY BRACKET UPPER HOOK
+    0x23AC: [1160,660,889,384,718],    // RIGHT CURLY BRACKET MIDDLE PIECE
+    0x23AD: [10,899,889,170,504],      // RIGHT CURLY BRACKET LOWER HOOK
+    0x23B7: [935,885,1056,111,742],    // RADICAL SYMBOL BOTTOM
+    0x27E8: [1750,1248,806,140,703],   // MATHEMATICAL LEFT ANGLE BRACKET
+    0x27E9: [1750,1248,806,103,665],   // MATHEMATICAL RIGHT ANGLE BRACKET
+    0xE000: [625,14,1056,702,742],     // stix-radical symbol vertical extender
+    0xE001: [605,14,1056,702,1076],    // stix-radical symbol top corner piece
+    0xE150: [120,213,450,-24,460],     // stix-horizontal brace, down left piece
+    0xE151: [120,213,450,-10,474],     // stix-horizontal brace, down right piece
+    0xE152: [333,0,450,-24,460],       // stix-horizontal brace, upper left piece
+    0xE153: [333,0,450,-10,474],       // stix-horizontal brace, upper right piece
+    0xE154: [120,0,400,-10,410]        // stix-oblique open face capital letter A
+  };
+  
+  CHTML.FONTDATA.FONTS['MathJax_Vector'] = {
+    centerline: 257, ascent: 714, descent: 200,
+    0x2192: [714,-516,500,29,471]      // vector arrow
+  };
+
+  CHTML.FONTDATA.FONTS['MathJax_Vector-Bold'] = {
+    centerline: 256, ascent: 723, descent: 210,
+    0x2192: [723,-513,575,33,542]      // vector arrow
+  };
+
+  CHTML.FONTDATA.FONTS[MAIN][0x2212][0] = CHTML.FONTDATA.FONTS[MAIN][0x002B][0]; // minus is sized as plus
+  CHTML.FONTDATA.FONTS[MAIN][0x2212][1] = CHTML.FONTDATA.FONTS[MAIN][0x002B][1]; // minus is sized as plus
+  CHTML.FONTDATA.FONTS[MAIN][0x22EE][0] += 400;  // adjust height for \vdots
+  CHTML.FONTDATA.FONTS[MAIN][0x22F1][0] += 700;  // adjust height for \ddots
+  CHTML.FONTDATA.FONTS[SIZE4][0x23AA][0] -= 20;
+  CHTML.FONTDATA.FONTS[SIZE4][0x23AA][1] += 5;
+  CHTML.FONTDATA.FONTS[SIZE4][0xE154][0] += 200;  // adjust height for brace extender
+  CHTML.FONTDATA.FONTS[SIZE4][0xE154][1] += 200;  // adjust depth for brace extender
+  CHTML.FONTDATA.FONTS[MAIN][0x2245][2] -= 222; // fix error in character's right bearing
+  CHTML.FONTDATA.FONTS[MAIN][0x2245][5] = {rfix:-222}; // fix error in character's right bearing
+  MathJax.Hub.Register.LoadHook(CHTML.fontDir+"/TeX/Main-Bold.js",function () {
+    CHTML.FONTDATA.FONTS[BOLD][0x2245][2] -= 106; // fix error in character's right bearing
+    CHTML.FONTDATA.FONTS[BOLD][0x2245][5] = {rfix:-106}; // fix error in character's right bearing
+  });
+  MathJax.Hub.Register.LoadHook(CHTML.fontDir+"/TeX/Typewriter-Regular.js",function () {
+    CHTML.FONTDATA.FONTS['MathJax_Typewriter'][0x20][2] += 275;       // fix error in character width
+    CHTML.FONTDATA.FONTS['MathJax_Typewriter'][0x20][5] = {rfix:275}; // fix error in character width
+    CHTML.FONTDATA.FONTS['MathJax_Typewriter'][0xA0][2] += 275;       // fix error in character width
+    CHTML.FONTDATA.FONTS['MathJax_Typewriter'][0xA0][5] = {rfix:275}; // fix error in character width
+  });
+  
+  //
+  //  Add some spacing characters
+  //
+  MathJax.Hub.Insert(CHTML.FONTDATA.FONTS[MAIN],{
+    remapCombining: {
+      0x300: 0x2CB,                   // grave accent
+      0x301: 0x2CA,                   // acute accent
+      0x302: 0x2C6,                   // curcumflex
+      0x303: 0x2DC,                   // tilde accent
+      0x304: 0x2C9,                   // macron
+      0x306: 0x2D8,                   // breve
+      0x307: 0x2D9,                   // dot
+      0x308: 0xA8,                    // diaresis
+      0x30A: 0x2DA,                   // ring above
+//    0x30B: ??                       // double acute accent
+      0x30C: 0x2C7,                   // caron
+      0x338: [0x2F, ITALIC],              // \not
+      0x20D7: [0x2192, 'MathJax_Vector']  // \vec
+    },
+    0x2000: [0,0,500,0,0,{space:1}],  // en space
+    0x2001: [0,0,1000,0,0,{space:1}], // em quad
+    0x2002: [0,0,500,0,0,{space:1}],  // en quad
+    0x2003: [0,0,1000,0,0,{space:1}], // em space
+    0x2004: [0,0,333,0,0,{space:1}],  // 3-per-em space
+    0x2005: [0,0,250,0,0,{space:1}],  // 4-per-em space
+    0x2006: [0,0,167,0,0,{space:1}],  // 6-per-em space
+    0x2009: [0,0,167,0,0,{space:1}],  // thin space
+    0x200A: [0,0,100,0,0,{space:1}],  // hair space
+    0x200B: [0,0,0,0,0,{space:1}],    // zero-width space
+    0x200C: [0,0,0,0,0,{space:1}],    // zero-width non-joiner space
+    0x2061: [0,0,0,0,0,{space:1}],    // function application
+    0x2062: [0,0,0,0,0,{space:1}],    // invisible times
+    0x2063: [0,0,0,0,0,{space:1}],    // invisible separator
+    0x2064: [0,0,0,0,0,{space:1}],    // invisible plus
+    0xEEE0: [0,0,-575,0,0,{space:1}],
+    0xEEE1: [0,0,-300,0,0,{space:1}],
+    0xEEE8: [0,0,25,0,0,{space:1}]
+  });
+  MathJax.Hub.Insert(CHTML.FONTDATA.FONTS['MathJax_Main-Italic'],{
+    remapCombining: {
+      0x300: [0x2CB, MAIN],           // grave accent
+      0x301: [0x2CA, MAIN],           // acute accent
+      0x302: [0x2C6, MAIN],           // curcumflex
+      0x303: [0x2DC, MAIN],           // tilde accent
+      0x304: [0x2C9, MAIN],           // macron
+      0x306: [0x2D8, MAIN],           // breve
+      0x307: [0x2D9, MAIN],           // dot
+      0x308: [0xA8,  MAIN],           // diaresis
+      0x30A: [0x2DA, MAIN],           // ring above
+//    0x30B: ??                       // double acute accent
+      0x30C: [0x2C7, MAIN],           // caron
+      0x338: [0x2F,  'MathJax_Vector']  // \not
+    }
+  });
+  MathJax.Hub.Insert(CHTML.FONTDATA.FONTS['MathJax_Main-Bold'],{
+    remapCombining: {
+      0x300: 0x2CB,                   // grave accent
+      0x301: 0x2CA,                   // acute accent
+      0x302: 0x2C6,                   // curcumflex
+      0x303: 0x2DC,                   // tilde accent
+      0x304: 0x2C9,                   // macron
+      0x306: 0x2D8,                   // breve
+      0x307: 0x2D9,                   // dot
+      0x308: 0xA8,                    // diaresis
+      0x30A: 0x2DA,                   // ring above
+//    0x30B: ??                       // double acute accent
+      0x30C: 0x2C7,                   // caron
+      0x338: [0x2F, 'MathJax_Math-BoldItalic'], // \not
+      0x20D7: [0x2192, 'MathJax_Vector-Bold']   // \vec
+    }
+  });
+      
+  //
+  //  Create @font-face stylesheet for the declared fonts
+  //
+  CHTML.FONTDATA.familyName = function (font) {
+    font = font.replace(/^MathJax_/,"");
+    var names = (font+"-Regular").split(/-/);
+    var suffix = names[0].toLowerCase().replace(/(?:igraphic|serif|writer|tur|tor)$/,"") 
+               + "-" + names[1].replace(/[^A-Z]/g,"");
+    return "MJXc-TeX-"+suffix;
+  };
+  (function () {
+    var STYLES = CHTML.config.styles, FONTS = CHTML.FONTDATA.FONTS;
+    var OTFDIR = AJAX.fileURL(CHTML.webfontDir+"/TeX/otf"),
+        EOTDIR = AJAX.fileURL(CHTML.webfontDir+"/TeX/eot"),
+        WOFFDIR = AJAX.fileURL(CHTML.webfontDir+"/TeX/woff");
+    var faces = [];
+    for (var name in FONTS) {if (FONTS.hasOwnProperty(name)) {
+      var family = CHTML.FONTDATA.familyName(name), FAMILY = family;
+      var variant = ((name+"-Regular").split(/-/))[1];
+      FONTS[name].className = family;
+      //
+      //  The local font, if found
+      //
+      var font = {"font-family":family};
+      name = name.replace(/-.*/,"");
+      if (variant === "Regular") {
+        font.src = "local('"+name+"'), local('"+name+"-Regular')";
+      } else {
+        font.src = "local('"+name+" "+variant+"'), local('"+name+"-"+variant+"')";
+      }
+      faces.push(font);
+      //
+      //  For Chrome, need to have separate font-weight and font-style versions
+      //
+      if (variant !== "Regular") {
+        font = {"font-family":family+"x", src:"local('"+name+"')"};
+        if (variant.match(/Bold/))   font["font-weight"] = "bold";
+        if (variant.match(/Italic/)) font["font-style"] = "italic";
+        FAMILY += ","+family+"x";
+        faces.push(font);
+      }
+      //
+      //  The web font, if no local font found
+      //
+      font = {
+        "font-family": family+"w",
+        "src /*1*/": "url('"+EOTDIR+"/"+name+"-"+variant+".eot')", // for IE8
+        "src /*2*/": [
+          "url('"+WOFFDIR+"/"+name+"-"+variant+".woff') format('woff')",
+          "url('"+OTFDIR+"/"+name+"-"+variant+".otf') format('opentype')"
+        ].join(", ")
+      };
+      faces.push(font);
+      //
+      //  A class that looks for the local and web fonts
+      //
+      FAMILY += ","+family+"w";
+      STYLES["."+family] = {"font-family":FAMILY};
+    }}
+    if (faces.length) STYLES["@font-face"] = faces;
+  })();
+
+  CHTML.fontLoaded("TeX/fontdata");
+  
+})(MathJax.OutputJax.CommonHTML,MathJax.ElementJax.mml,MathJax.Ajax);
+
+// @license-end
diff --git a/js/mathjax/jax/output/CommonHTML/jax.js b/js/mathjax/jax/output/CommonHTML/jax.js
new file mode 100644
index 0000000..6c57957
--- /dev/null
+++ b/js/mathjax/jax/output/CommonHTML/jax.js
@@ -0,0 +1,2845 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/CommonHTML/jax.js
+ *
+ *  Implements the CommonHTML OutputJax that displays mathematics
+ *  using HTML and CSS to position the characters from math fonts
+ *  in their proper locations.  Unlike the HTML-CSS output jax,
+ *  this HTML is browser and OS independent.
+ *  
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2013-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+
+(function (AJAX,HUB,HTML,CHTML) {
+  var MML;
+  var isArray = MathJax.Object.isArray;
+
+  var EVENT, TOUCH, HOVER; // filled in later
+
+  var STRUTHEIGHT = 1,
+      EFUZZ = .1,                  // overlap needed for stretchy delimiters
+      HFUZZ = .025, DFUZZ = .025;  // adjustments to bounding box of character boxes
+
+  var STYLES = {
+    ".mjx-chtml": {
+      display:           "inline-block",
+      "line-height":     0,
+      "text-indent":     0,
+      "text-align":      "left",
+      "text-transform":  "none",
+      "font-style":      "normal",
+      "font-weight":     "normal",
+      "font-size":       "100%",
+      "font-size-adjust":"none",
+      "letter-spacing":  "normal",
+      "word-wrap":       "normal",
+      "word-spacing":    "normal",
+      "white-space":     "nowrap",
+      "float":           "none",
+      "direction":       "ltr",
+      "max-width":       "none",
+      "max-height":      "none",
+      "min-width":       0,
+      "min-height":      0,
+      border:            0,
+      margin:            0,
+      padding:           "1px 0"
+    },
+    ".MJXc-display": {
+      display:      "block",
+      "text-align": "center",
+      "margin":     "1em 0",
+      padding:      0
+    },
+    ".mjx-chtml[tabindex]:focus, body :focus .mjx-chtml[tabindex]": {
+      display: "inline-table"  // see issues #1282 and #1338
+    },
+    ".mjx-full-width": {
+      "text-align": "center",
+      display: "table-cell!important",
+      width:   "10000em"
+    },
+
+    ".mjx-math":   {
+      "display":         "inline-block",
+      "border-collapse": "separate",
+      "border-spacing":  0
+    },
+    ".mjx-math *": {
+      display:"inline-block",
+      "-webkit-box-sizing": "content-box!important",
+      "-moz-box-sizing": "content-box!important",
+      "box-sizing": "content-box!important",          // override bootstrap settings
+      "text-align":"left"
+    },
+
+    ".mjx-numerator":   {display:"block", "text-align":"center"},
+    ".mjx-denominator": {display:"block", "text-align":"center"},
+    ".MJXc-stacked":    {height:0, position:"relative"},
+    ".MJXc-stacked > *":  {position: "absolute"},
+    ".MJXc-bevelled > *": {display:"inline-block"},
+    
+    ".mjx-stack":  {display:"inline-block"},
+    ".mjx-op":     {display:"block"},
+    ".mjx-under":  {display:"table-cell"},
+    ".mjx-over":   {display:"block"},
+    ".mjx-over > *": {"padding-left":"0px!important", "padding-right":"0px!important"},
+    ".mjx-under > *": {"padding-left":"0px!important", "padding-right":"0px!important"},
+    
+    ".mjx-stack > .mjx-sup": {display:"block"},
+    ".mjx-stack > .mjx-sub": {display:"block"},
+    ".mjx-prestack > .mjx-presup": {display:"block"},
+    ".mjx-prestack > .mjx-presub": {display:"block"},
+    
+    ".mjx-delim-h > .mjx-char": {display:"inline-block"},
+    
+    ".mjx-surd": {"vertical-align":"top"},
+    ".mjx-surd + .mjx-box": {display:"inline-flex"},
+    
+    ".mjx-mphantom *": {visibility:"hidden"},
+
+    ".mjx-merror": {
+      "background-color":"#FFFF88",
+      color:             "#CC0000",
+      border:            "1px solid #CC0000",
+      padding:           "2px 3px",
+      "font-style":      "normal",
+      "font-size":       "90%"
+    },
+    
+    ".mjx-annotation-xml": {"line-height":"normal"},
+    
+    ".mjx-menclose > svg": {fill:"none", stroke:"currentColor", overflow:"visible"},
+
+    ".mjx-mtr":    {display:"table-row"},
+    ".mjx-mlabeledtr": {display:"table-row"},
+    ".mjx-mtd":    {display:"table-cell", "text-align":"center"},
+    ".mjx-label":  {display:"table-row"},
+
+    ".mjx-box":    {display:"inline-block"},
+    ".mjx-block":  {display:"block"},
+    ".mjx-span":   {display:"inline"},
+    ".mjx-char":   {display:"block", "white-space":"pre"},
+    ".mjx-itable": {display:"inline-table", width:"auto"},
+    ".mjx-row":    {display:"table-row"},
+    ".mjx-cell":   {display:"table-cell"},
+    ".mjx-table":  {display:"table", width:"100%"},
+    ".mjx-line":   {display:"block", height:0},
+    ".mjx-strut":  {width:0, "padding-top":STRUTHEIGHT+"em"},
+    ".mjx-vsize":  {width:0},
+
+    ".MJXc-space1": {"margin-left":".167em"},
+    ".MJXc-space2": {"margin-left":".222em"},
+    ".MJXc-space3": {"margin-left":".278em"},
+    
+    ".mjx-chartest": {
+      display:"block",
+      visibility: "hidden",
+      position:"absolute", top:0,
+      "line-height":"normal",
+      "font-size":"500%"
+    },
+    ".mjx-chartest .mjx-char": {display:"inline"},
+    ".mjx-chartest .mjx-box": {"padding-top": "1000px"},
+
+    ".MJXc-processing": {
+      visibility: "hidden", position:"fixed",
+      width: 0, height: 0, overflow:"hidden"
+    },
+    ".MJXc-processed": {display:"none"},
+    
+    ".mjx-test": {
+      "font-style":      "normal",
+      "font-weight":     "normal",
+      "font-size":       "100%",
+      "font-size-adjust":"none",
+      "text-indent":     0,
+      "text-transform":  "none",
+      "letter-spacing":  "normal",
+      "word-spacing":    "normal",
+      overflow:          "hidden",
+      height:            "1px"
+    },
+    ".mjx-test.mjx-test-display": {
+      display: "table!important"
+    },
+    ".mjx-test.mjx-test-inline": {
+      display:           "inline!important",
+      "margin-right":    "-1px"
+    },
+    ".mjx-test.mjx-test-default": {
+      display: "block!important",
+      clear:   "both"
+    },
+    ".mjx-ex-box": {
+      display: "inline-block!important",
+      position: "absolute",
+      overflow: "hidden",
+      "min-height": 0, "max-height":"none",
+      padding:0, border: 0, margin: 0,
+      width:"1px", height:"60ex"
+    },
+    ".mjx-test-inline .mjx-left-box": {
+      display: "inline-block",
+      width: 0,
+      "float":"left"
+    },
+    ".mjx-test-inline .mjx-right-box": {
+      display: "inline-block",
+      width: 0,
+      "float":"right"
+    },
+    ".mjx-test-display .mjx-right-box": {
+      display: "table-cell!important",
+      width: "10000em!important",
+      "min-width":0, "max-width":"none",
+      padding:0, border:0, margin:0
+    },
+    
+    "#MathJax_CHTML_Tooltip": {
+      "background-color": "InfoBackground", color: "InfoText",
+      border: "1px solid black",
+      "box-shadow": "2px 2px 5px #AAAAAA",         // Opera 10.5
+      "-webkit-box-shadow": "2px 2px 5px #AAAAAA", // Safari 3 and Chrome
+      "-moz-box-shadow": "2px 2px 5px #AAAAAA",    // Firefox 3.5
+      "-khtml-box-shadow": "2px 2px 5px #AAAAAA",  // Konqueror
+      padding: "3px 4px",
+      "z-index": 401,
+      position: "absolute", left: 0, top: 0,
+      width: "auto", height: "auto",
+      display: "none"
+    }
+
+  };
+  
+  
+  /************************************************************/
+  
+  var BIGDIMEN = 1000000;
+  var MAXREMAP = 5;
+  var LINEBREAKS = {}, CONFIG = MathJax.Hub.config;
+
+  CHTML.Augment({
+    settings: HUB.config.menuSettings,
+    config: {styles: STYLES},
+
+    /********************************************/
+    
+    Config: function () {
+      if (!this.require) {this.require = []}
+      this.SUPER(arguments).Config.call(this); var settings = this.settings;
+      if (settings.scale) {this.config.scale = settings.scale}
+      this.require.push(this.fontDir+"/TeX/fontdata.js");
+      this.require.push(MathJax.OutputJax.extensionDir+"/MathEvents.js");
+      LINEBREAKS = this.config.linebreaks;
+    },
+
+    Startup: function () {
+      //
+      //  Set up event handling
+      //
+      EVENT = MathJax.Extension.MathEvents.Event;
+      TOUCH = MathJax.Extension.MathEvents.Touch;
+      HOVER = MathJax.Extension.MathEvents.Hover;
+      this.ContextMenu = EVENT.ContextMenu;
+      this.Mousedown   = EVENT.AltContextMenu;
+      this.Mouseover   = HOVER.Mouseover;
+      this.Mouseout    = HOVER.Mouseout;
+      this.Mousemove   = HOVER.Mousemove;
+
+      //
+      //  Determine pixels per inch
+      //
+      var div = CHTML.addElement(document.body,"mjx-block",{style:{display:"block",width:"5in"}});
+      this.pxPerInch = div.offsetWidth/5; div.parentNode.removeChild(div);
+
+      //
+      // Used in preTranslate to get scaling factors and line width
+      //
+      this.TestSpan = CHTML.Element("mjx-test",{style:{left:"1em"}},
+          [["mjx-left-box"],["mjx-ex-box"],["mjx-right-box"]]);
+
+      //
+      //  Set up styles and preload web fonts
+      //
+      return AJAX.Styles(this.config.styles,["InitializeCHTML",this]);
+    },
+    
+    InitializeCHTML: function () {
+      this.getDefaultExEm();
+      //
+      //  If the defaultEm size is zero, it might be that a web font hasn't
+      //  arrived yet, so try to wait for it, but don't wait too long.
+      //
+      if (this.defaultEm) return;
+      var ready = MathJax.Callback();
+      AJAX.timer.start(AJAX,function (check) {
+        if (check.time(ready)) {HUB.signal.Post(["CommonHTML Jax - no default em size"]); return}
+        CHTML.getDefaultExEm();
+        if (CHTML.defaultEm) {ready()} else {setTimeout(check,check.delay)}
+      },this.defaultEmDelay,this.defaultEmTimeout);
+      return ready;
+    },
+    defaultEmDelay: 100,      // initial delay when checking for defaultEm
+    defaultEmTimeout: 1000,   // when to stop looking for defaultEm
+    getDefaultExEm: function () {
+      //
+      //  Get the default sizes (need styles in place to do this)
+      //
+      var test = document.body.appendChild(this.TestSpan.cloneNode(true));
+      test.className += " mjx-test-inline mjx-test-default";
+      this.defaultEm    = this.getFontSize(test);
+      this.defaultEx    = test.childNodes[1].offsetHeight/60;
+      this.defaultWidth = Math.max(0,test.lastChild.offsetLeft-test.firstChild.offsetLeft-2);
+      document.body.removeChild(test);
+    },
+    getFontSize: (window.getComputedStyle ? 
+      function (node) {
+        var style = window.getComputedStyle(node);
+        return parseFloat(style.fontSize);
+      } :
+      //
+      //  IE 8 doesn't do getComputedStyle, so use
+      //  an alternative approach
+      //
+      function (node) {
+        return node.style.pixelLeft;
+      }
+    ),
+    getMaxWidth: (window.getComputedStyle ?
+      function (node) {
+        var style = window.getComputedStyle(node);
+        if (style.maxWidth !== "none") return parseFloat(style.maxWidth);
+        return 0;
+      } :
+      //
+      //  IE 8 doesn't do getComputedStyle, so use
+      //  currentStyle, and a hack to get the pixels for
+      //  a non-px max-width
+      //
+      function (node) {
+        var max = node.currentStyle.maxWidth;
+        if (max !== "none") {
+          if (max.match(/\d*px/)) return parseFloat(max);
+          var left = node.style.left;
+          node.style.left = max; max = node.style.pixelLeft;
+          node.style.left = left;
+          return max;
+        }
+        return 0;
+      }
+    ),
+
+    //
+    //  Load data for a font
+    //
+    loadFont: function (font) {
+      HUB.RestartAfter(AJAX.Require(this.fontDir+"/"+font));
+    },
+    //
+    //  Signal that the font data are loaded
+    //
+    fontLoaded: function (font) {
+      if (!font.match(/-|fontdata/)) font += "-Regular";
+      if (!font.match(/\.js$/)) font += ".js"
+      MathJax.Callback.Queue(
+        ["Post",HUB.Startup.signal,"CommonHTML - font data loaded for " + font],
+        ["loadComplete",AJAX,this.fontDir+"/"+font]
+      );
+    },
+    
+    Element: function (type,def,content) {
+      if (type.substr(0,4) === "mjx-") {
+        if (!def) def = {};
+        if (def.isMathJax == null) def.isMathJax = true;
+        if (def.className) def.className = type+" "+def.className; else def.className = type;
+        type = "span";
+      }
+      return this.HTMLElement(type,def,content);
+    },
+    addElement: function (node,type,def,content) {
+      return node.appendChild(this.Element(type,def,content));
+    },
+    HTMLElement: HTML.Element,
+    ucMatch: HTML.ucMatch,
+    setScript: HTML.setScript,
+    
+    //
+    //  Look through the direct children of a node for one with the given
+    //  type (but if the node has intervening containers for its children,
+    //  step into them; note that elements corresponding to MathML nodes
+    //  will have id's so we don't step into them).
+    //  
+    //  This is used by munderover and msubsup to locate their child elements
+    //  when they are part of an embellished operator that is being stretched.
+    //  We don't use querySelector because we want to find only the direct child
+    //  nodes, not nodes that might be nested deeper in the tree (see issue #1447).
+    //
+    getNode: function (node,type) {
+      var name = RegExp("\\b"+type+"\\b");
+      var nodes = [];
+      while (node) {
+        for (var i = 0, m = node.childNodes.length; i < m; i++) {
+          var child = node.childNodes[i];
+          if (child) {
+            if (name.test(child.className)) return child;
+            if (child.id === "") nodes.push(child);
+          }
+        }
+        node = nodes.shift();
+      }
+      return null;
+    },
+
+    /********************************************/
+    
+    preTranslate: function (state) {
+      var scripts = state.jax[this.id], i, m = scripts.length,
+          script, prev, node, test, jax, ex, em, scale;
+      //
+      //  Get linebreaking information
+      //
+      var maxwidth = 100000, relwidth = false, cwidth = 0,
+          linebreak = LINEBREAKS.automatic, width = LINEBREAKS.width;
+      if (linebreak) {
+        relwidth = !!width.match(/^\s*(\d+(\.\d*)?%\s*)?container\s*$/);
+        if (relwidth) {width = width.replace(/\s*container\s*/,"")}
+          else {maxwidth = this.defaultWidth}
+        if (width === "") {width = "100%"}
+      }
+      //
+      //  Loop through the scripts
+      //
+      for (i = 0; i < m; i++) {
+        script = scripts[i]; if (!script.parentNode) continue;
+        //
+        //  Remove any existing output
+        //
+        prev = script.previousSibling;
+	if (prev && prev.className && String(prev.className).substr(0,9) === "mjx-chtml")
+	  prev.parentNode.removeChild(prev);
+        if (script.MathJax.preview) script.MathJax.preview.style.display = "none";
+        //
+        //  Add the node for the math and mark it as being processed
+        //
+        jax = script.MathJax.elementJax; if (!jax) continue;
+        jax.CHTML = {
+          display: (jax.root.Get("display") === "block"),
+          preview: (jax.CHTML||{}).preview     // in case typeset calls are interleaved
+        };
+        node = CHTML.Element("mjx-chtml",{
+          id:jax.inputID+"-Frame", className:"MathJax_CHTML", isMathJax:true, jaxID:this.id,
+          oncontextmenu:EVENT.Menu, onmousedown: EVENT.Mousedown,
+          onmouseover:EVENT.Mouseover, onmouseout:EVENT.Mouseout, onmousemove:EVENT.Mousemove,
+	  onclick:EVENT.Click, ondblclick:EVENT.DblClick,
+          // Added for keyboard accessible menu.
+          onkeydown: EVENT.Keydown, tabIndex: HUB.getTabOrder(jax)
+        });
+        if (jax.CHTML.display) {
+          //
+          // Zoom box requires an outer container to get the positioning right.
+          //
+          var NODE = CHTML.Element("mjx-chtml",{className:"MJXc-display",isMathJax:false});
+          NODE.appendChild(node); node = NODE;
+        }
+        if (HUB.Browser.noContextMenu) {
+          node.ontouchstart = TOUCH.start;
+          node.ontouchend = TOUCH.end;
+        }
+        //
+        node.className += " MJXc-processing";
+        script.parentNode.insertBefore(node,script);
+        //
+        //  Add test nodes for determining scales and linebreak widths
+        //
+        test = this.TestSpan.cloneNode(true);
+        test.className += " mjx-test-" + (jax.CHTML.display ? "display" : "inline");
+        script.parentNode.insertBefore(test,script);
+      }
+      //
+      //  Determine the scaling factors for each script
+      //  (this only requires one reflow rather than a reflow for each equation)
+      //
+      for (i = 0; i < m; i++) {
+        script = scripts[i]; if (!script.parentNode) continue;
+        test = script.previousSibling;
+        jax = script.MathJax.elementJax; if (!jax) continue;
+        em = CHTML.getFontSize(test);
+        ex = test.childNodes[1].offsetHeight/60;
+        cwidth = Math.max(0, jax.CHTML.display ? test.lastChild.offsetWidth - 1: 
+                  test.lastChild.offsetLeft - test.firstChild.offsetLeft - 2);
+        if (ex === 0 || ex === "NaN") {
+          ex = this.defaultEx;
+          cwidth = this.defaultWidth;
+        }
+        if (cwidth === 0 && !jax.CHTML.display) cwidth = this.defaultWidth;
+        if (relwidth) maxwidth = cwidth;
+        scale = (this.config.matchFontHeight ? ex/this.TEX.x_height/em : 1);
+        scale = Math.floor(Math.max(this.config.minScaleAdjust/100,scale)*this.config.scale);
+        jax.CHTML.scale = scale/100; jax.CHTML.fontSize = scale+"%";
+        jax.CHTML.outerEm = em; jax.CHTML.em = this.em = em * scale/100;
+        jax.CHTML.ex = ex; jax.CHTML.cwidth = cwidth/this.em;
+        jax.CHTML.lineWidth = (linebreak ? this.length2em(width,maxwidth/this.em,1) : maxwidth);
+      }
+      //
+      //  Remove the test spans used for determining scales and linebreak widths
+      //
+      for (i = 0; i < m; i++) {
+        script = scripts[i]; if (!script.parentNode) continue;
+        jax = script.MathJax.elementJax; if (!jax) continue;
+        script.parentNode.removeChild(script.previousSibling);
+        if (script.MathJax.preview) script.MathJax.preview.style.display = "";
+      }
+      state.CHTMLeqn = state.CHTMLlast = 0; state.CHTMLi = -1;
+      state.CHTMLchunk = this.config.EqnChunk;
+      state.CHTMLdelay = false;
+    },
+
+    /********************************************/
+    
+    Translate: function (script,state) {
+      if (!script.parentNode) return;
+
+      //
+      //  If we are supposed to do a chunk delay, do it
+      //
+      if (state.CHTMLdelay) {
+        state.CHTMLdelay = false;
+        HUB.RestartAfter(MathJax.Callback.Delay(this.config.EqnChunkDelay));
+      }
+
+      //
+      //  Get the data about the math
+      //
+      var jax = script.MathJax.elementJax, math = jax.root,
+          node = document.getElementById(jax.inputID+"-Frame");
+      if (!node) return;
+      this.getMetrics(jax);
+      if (this.scale !== 1) node.style.fontSize = jax.CHTML.fontSize;
+      //
+      //  Typeset the math
+      //
+      this.initCHTML(math,node);
+      this.savePreview(script);
+      this.CHTMLnode = node;
+      try {
+        math.setTeXclass();
+        math.toCommonHTML(node);
+      } catch (err) {
+        while (node.firstChild) node.removeChild(node.firstChild);
+        delete this.CHTMLnode;
+        this.restorePreview(script);
+        throw err;
+      }
+      delete this.CHTMLnode;
+      this.restorePreview(script);
+      //
+      //  Put it in place, and remove the processing marker
+      //
+      if (jax.CHTML.display) node = node.parentNode;
+      node.className = node.className.replace(/ [^ ]+$/,"");
+      //
+      //  Hide the math and don't let its preview be removed
+      //
+      node.className += " MJXc-processed";
+      if (script.MathJax.preview) {
+        jax.CHTML.preview = script.MathJax.preview;
+        delete script.MathJax.preview;
+      }
+      //
+      //  Check if we should show this chunk of equations
+      //
+      state.CHTMLeqn += (state.i - state.CHTMLi); state.CHTMLi = state.i;
+      if (state.CHTMLeqn >= state.CHTMLlast + state.CHTMLchunk) {
+        this.postTranslate(state);
+        state.CHTMLchunk = Math.floor(state.CHTMLchunk*this.config.EqnChunkFactor);
+        state.CHTMLdelay = true;  // delay if there are more scripts
+      }
+    },
+
+    initCHTML: function (math,node) {},
+
+    //
+    //  MathML previews can contain the same ID's as the HTML output,
+    //  which confuses CHTMLnodeElement(), so remove the preview temporarily
+    //  and restore it after typesetting the math.
+    //
+    savePreview: function (script) {
+      var preview = script.MathJax.preview;
+      if (preview && preview.parentNode) {
+        script.MathJax.tmpPreview = document.createElement("span");
+        preview.parentNode.replaceChild(script.MathJax.tmpPreview,preview);
+      }
+    },
+    restorePreview: function (script) {
+      var tmpPreview = script.MathJax.tmpPreview;
+      if (tmpPreview) {
+        tmpPreview.parentNode.replaceChild(script.MathJax.preview,tmpPreview);
+        delete script.MathJax.tmpPreview;
+      }
+    },
+    //
+    //  Get the jax metric information
+    //
+    getMetrics: function(jax) {
+      var data = jax.CHTML;
+      this.jax = jax;
+      this.em = data.em;
+      this.outerEm = data.outerEm;
+      this.scale = data.scale;
+      this.cwidth = data.cwidth;
+      this.linebreakWidth = data.lineWidth;
+    },
+
+    /********************************************/
+    
+    postTranslate: function (state) {
+      var scripts = state.jax[this.id];
+      //
+      //  Reveal this chunk of math
+      //
+      for (var i = state.CHTMLlast, m = state.CHTMLeqn; i < m; i++) {
+        var script = scripts[i];
+        if (script && script.MathJax.elementJax) {
+          //
+          //  Remove the processed marker
+          //
+          script.previousSibling.className = script.previousSibling.className.replace(/ [^ ]+$/,"");
+          var data = script.MathJax.elementJax.CHTML;
+          //
+          //  Remove the preview, if any
+          //
+          if (data.preview) {
+            data.preview.innerHTML = "";
+            script.MathJax.preview = data.preview;
+            delete data.preview;
+          }
+        }
+      }
+      //
+      //  Save our place so we know what is revealed
+      //
+      state.CHTMLlast = state.CHTMLeqn;
+    },
+
+    /********************************************/
+    
+    getJaxFromMath: function (math) {
+      if (math.parentNode.className.match(/MJXc-display/)) math = math.parentNode;
+      do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script");
+      return HUB.getJaxFor(math);
+    },
+    getHoverSpan: function (jax,math) {return jax.root.CHTMLnodeElement()},
+    getHoverBBox: function (jax,span,math) {
+      var bbox = jax.root.CHTML, em = jax.CHTML.outerEm;
+      var BBOX = {w:bbox.w*em, h:bbox.h*em, d:bbox.d*em};
+      if (bbox.width) {BBOX.width = bbox.width}
+      return BBOX;
+    },
+    
+    Zoom: function (jax,span,math,Mw,Mh) {
+      //
+      //  Re-render at larger size
+      //
+      this.getMetrics(jax);
+      var node = CHTML.addElement(span,"mjx-chtml",{style:{"font-size":Math.floor(CHTML.scale*100)+"%"},isMathJax:false});
+      CHTML.CHTMLnode = node;
+      this.idPostfix = "-zoom"; jax.root.toCommonHTML(node); this.idPostfix = "";
+      //
+      //  Adjust margins to prevent overlaps at the edges
+      //
+      var style = node.style, bbox = jax.root.CHTML;
+      if (bbox.t > bbox.h) style.marginTop = CHTML.Em(bbox.t-bbox.h);
+      if (bbox.b > bbox.d) style.marginBottom = CHTML.Em(bbox.b-bbox.d);
+      if (bbox.l < 0) style.paddingLeft = CHTML.Em(-bbox.l);
+      if (bbox.r > bbox.w) style.marginRight = CHTML.Em(bbox.r-bbox.w);
+      //
+      //  Get height and width of zoomed math and original math
+      //
+      style.position = "absolute";
+      var zW = node.offsetWidth, zH = node.offsetHeight,
+          mH = math.firstChild.offsetHeight, mW = math.firstChild.offsetWidth;
+      node.style.position = "";
+      //
+      return {Y:-EVENT.getBBox(span).h, mW:mW, mH:mH, zW:zW, zH:zH};
+    },
+
+    Remove: function (jax) {
+      var node = document.getElementById(jax.inputID+"-Frame");
+      if (node && jax.CHTML.display) node = node.parentNode;
+      if (node) node.parentNode.removeChild(node);
+      delete jax.CHTML;
+    },
+    
+    /********************************************/
+    
+    ID: 0, idPostfix: "",
+    GetID: function () {this.ID++; return this.ID},
+    
+    /********************************************/
+
+    MATHSPACE: {
+      veryverythinmathspace:  1/18,
+      verythinmathspace:      2/18,
+      thinmathspace:          3/18,
+      mediummathspace:        4/18,
+      thickmathspace:         5/18,
+      verythickmathspace:     6/18,
+      veryverythickmathspace: 7/18,
+      negativeveryverythinmathspace:  -1/18,
+      negativeverythinmathspace:      -2/18,
+      negativethinmathspace:          -3/18,
+      negativemediummathspace:        -4/18,
+      negativethickmathspace:         -5/18,
+      negativeverythickmathspace:     -6/18,
+      negativeveryverythickmathspace: -7/18,
+
+      thin: .04,
+      medium: .06,
+      thick: .1,
+
+      infinity: BIGDIMEN
+    },
+    SPACECLASS: {
+      thinmathspace:   "MJXc-space1",
+      mediummathspace: "MJXc-space2",
+      thickmathspace:  "MJXc-space3"
+    },
+    pxPerInch: 96,
+    em: 16,
+    
+    maxStretchyParts: 1000,            // limit the number of parts allowed for
+                                       // stretchy operators. See issue 366.
+
+    FONTDEF: {},
+    TEXDEF: {
+      x_height:         .442,
+      quad:             1,
+      num1:             .676508,
+      num2:             .393732,
+      num3:             .44373,
+      denom1:           .685951,
+      denom2:           .344841,
+      sup1:             .412892,
+      sup2:             .362892,
+      sup3:             .288888,
+      sub1:             .15,
+      sub2:             .247217,
+      sup_drop:         .386108,
+      sub_drop:         .05,
+      delim1:          2.39,
+      delim2:          1.0,
+      axis_height:      .25,
+      rule_thickness:   .06,
+      big_op_spacing1:  .111111,
+      big_op_spacing2:  .166666,
+      big_op_spacing3:  .2,
+      big_op_spacing4:  .45, //.6,  // better spacing for under arrows and braces
+      big_op_spacing5:  .1,
+
+      surd_height:      .075,
+      
+      scriptspace:         .05,
+      nulldelimiterspace:  .12,
+      delimiterfactor:     901,
+      delimitershortfall:   .3,
+
+      min_rule_thickness:  1.25     // in pixels
+    },
+    
+    /********************************************************/
+    
+    //
+    //  True if text holds a single (unicode) glyph
+    //
+    isChar: function (text) {
+      if (text.length === 1) return true;
+      if (text.length !== 2) return false;
+      var n = text.charCodeAt(0);
+      return (n >= 0xD800 && n < 0xDBFF);
+    },
+    //
+    //  Get a unicode character by number (even when it takes two character)
+    //
+    unicodeChar: function (n) {
+      if (n < 0xFFFF) return String.fromCharCode(n);
+      n -= 0x10000;
+      return String.fromCharCode((n>>10)+0xD800) + String.fromCharCode((n&0x3FF)+0xDC00);
+    },
+    //
+    //  Get the unicode number of a (possibly multi-character) string
+    //
+    getUnicode: function (string) {
+      var n = string.text.charCodeAt(string.i); string.i++;
+      if (n >= 0xD800 && n < 0xDBFF) {
+        n = (((n-0xD800)<<10)+(string.text.charCodeAt(string.i)-0xDC00))+0x10000;
+        string.i++;
+      }
+      return n;
+    },
+    //
+    //  Get the list of actions for a given character in a given variant
+    //  (processing remaps, multi-character results, and so on).  Results are
+    //  cached so that future lookups for the same variant/n pair will not
+    //  require looking through the data again.
+    //
+    getCharList: function (variant,n) {
+      var id, M, cache = variant.cache, nn = n;
+      if (cache[n]) return cache[n];
+      if (n > 0xFFFF && this.FONTDATA.RemapPlane1) {
+        var nv = this.FONTDATA.RemapPlane1(n,variant);
+        n = nv.n; variant = nv.variant;
+      }
+      var RANGES = this.FONTDATA.RANGES, VARIANT = this.FONTDATA.VARIANT;
+      if (n >= RANGES[0].low && n <= RANGES[RANGES.length-1].high) {
+        for (id = 0, M = RANGES.length; id < M; id++) {
+          if (RANGES[id].name === "alpha" && variant.noLowerCase) continue;
+          var N = variant["offset"+RANGES[id].offset];
+          if (N && n >= RANGES[id].low && n <= RANGES[id].high) {
+            if (RANGES[id].remap && RANGES[id].remap[n]) {
+              n = N + RANGES[id].remap[n];
+            } else {
+              n = n - RANGES[id].low + N;
+              if (RANGES[id].add) {n += RANGES[id].add}
+            }
+            if (variant["variant"+RANGES[id].offset])
+              variant = VARIANT[variant["variant"+RANGES[id].offset]];
+            break;
+          }
+        }
+      }
+      cache[nn] = this.remapChar(variant,n,0);
+      return cache[nn];
+    },
+    remapChar: function (variant,n,N) {
+      var list = [], VARIANT = this.FONTDATA.VARIANT;
+      if (variant.remap && variant.remap[n]) {
+        n = variant.remap[n];
+        if (variant.remap.variant) {variant = VARIANT[variant.remap.variant]}
+      } else if (this.FONTDATA.REMAP[n] && !variant.noRemap) {
+        n = this.FONTDATA.REMAP[n];
+      }
+      if (isArray(n)) {
+        if (n[2]) N = MAXREMAP; // stop remapping
+        variant = VARIANT[n[1]]; n = n[0];
+      } 
+      if (typeof(n) === "string") {
+        var string = {text:n, i:0, length:n.length};
+        while (string.i < string.length) {
+          n = this.getUnicode(string);
+          var chars = this.getCharList(variant,n);
+          if (chars) list.push.apply(list,chars);
+        }
+      } else {
+        if (variant.cache[n]) {list = variant.cache[n]}
+          else {variant.cache[n] = list = this.lookupChar(variant,n,N)}
+      }
+      return list;
+    },
+    //
+    //  After all remapping has been done, look up a character
+    //  in the fonts for a given variant, chaining to other
+    //  variants as needed.  Return an undefined character if
+    //  it isn't found in the given variant.
+    //
+    lookupChar: function (variant,n,N) {
+      var VARIANT = variant;
+      while (variant) {
+        for (var i = 0, m = variant.fonts.length; i < m; i++) {
+          var font = this.FONTDATA.FONTS[variant.fonts[i]];
+          if (typeof(font) === "string") this.loadFont(font);
+          var C = font[n];
+          if (C) {
+            this.fixChar(C,n);
+            if (C[5].space) return [{type:"space", w:C[2], font:font}];
+            return [{type:"char", font:font, n:n}];
+          } else if (font.Extra) {
+            this.findBlock(font,n);
+          }
+        }
+        variant = this.FONTDATA.VARIANT[variant.chain];
+        if (variant && variant.remap && variant.remap[n] && N++ < MAXREMAP) {
+          return this.remapChar(variant,n,N);
+        }
+      }
+      return [this.unknownChar(VARIANT,n)];
+    },
+    fixChar: function (C,n) {
+      if (C.length === 5) C[5] = {};
+      if (C.c == null) {
+        C[0] /= 1000; C[1] /= 1000; C[2] /= 1000; C[3] /= 1000; C[4] /= 1000;
+        C.c = this.unicodeChar(n);
+      }
+      return C;
+    },
+    findBlock: function (font,n) {
+      var extra = font.Extra, name = font.file, file;
+      for (var i = 0, m = extra.length; i < m; i++) {
+        if (typeof(extra[i]) === "number") {
+          if (n === extra[i]) {file = name; break}
+        } else {
+          if (n <  extra[i][0]) return;
+          if (n <= extra[i][1]) {file = name; break}
+        }
+      }
+      //
+      //  Currently this only loads one extra file, but that
+      //  might need to be expanded in the future.
+      //
+      if (file) {delete font.Extra; this.loadFont(name)}
+    },
+    //
+    //  Create a fake font entry for an unknown character.
+    //
+    unknownChar: function (variant,n) {
+      HUB.signal.Post(["CommonHTML Jax - unknown char",n,variant]);
+      var id = ""; if (variant.bold) id += "B"; if (variant.italic) id += "I";
+      var unknown = this.FONTDATA.UNKNOWN[id||"R"]; // cache of previously measured characters
+      if (!unknown[n]) this.getUnknownChar(unknown,n);
+      return {type:"unknown", n:n, font:unknown};
+    },
+    getUnknownChar: function (unknown,n) {
+      var c = this.unicodeChar(n);
+      var HDW = this.getHDW(c,unknown.className);
+      // ### FIXME:  provide a means of setting the height and depth for individual characters
+      unknown[n] = [.8,.2,HDW.w,0,HDW.w,{a:Math.max(0,(HDW.h-HDW.d)/2), h:HDW.h, d:HDW.d}];
+      unknown[n].c = c;
+    },
+    styledText: function (variant,text) {
+      HUB.signal.Post(["CommonHTML Jax - styled text",text,variant]);
+      var style = variant.style;
+      var id = "_"+(style["font-family"]||variant.className||"");
+      if (style["font-weight"]) id += "_"+style["font-weight"];
+      if (style["font-style"])  id += "_"+style["font-style"];
+      if (!this.STYLEDTEXT) this.STYLEDTEXT = {};
+      if (!this.STYLEDTEXT[id]) this.STYLEDTEXT[id] = {className:variant.className||""};
+      var unknown = this.STYLEDTEXT[id];
+      if (!unknown["_"+text]) {
+        var HDW = this.getHDW(text,variant.className||"",style);
+        unknown["_"+text] = [.8,.2,HDW.w,0,HDW.w,{a:Math.max(0,(HDW.h-HDW.d)/2), h:HDW.h, d:HDW.d}];
+        unknown["_"+text].c = text;
+      }
+      return {type:"unknown", n:"_"+text, font:unknown, style:style, rscale:variant.rscale};
+    },
+
+    //
+    //  Get the height, depth, and width of a character
+    //  (height and depth are of the font, not the character).
+    //  WARNING:  causes reflow of the page!
+    //
+    getHDW: function (c,name,styles) {
+      var test1 = CHTML.addElement(CHTML.CHTMLnode,"mjx-chartest",{className:name},[["mjx-char",{style:styles},[c]]]);
+      var test2 = CHTML.addElement(CHTML.CHTMLnode,"mjx-chartest",{className:name},[["mjx-char",{style:styles},[c,["mjx-box"]]]]);
+      test1.firstChild.style.fontSize = test2.firstChild.style.fontSize = "";
+      var em = 5*CHTML.em;
+      var H1 = test1.offsetHeight, H2 = test2.offsetHeight, W = test1.offsetWidth;
+      CHTML.CHTMLnode.removeChild(test1);
+      CHTML.CHTMLnode.removeChild(test2);
+      if (H2 === 0) {
+        em = 5*CHTML.defaultEm;
+        var test = document.body.appendChild(document.createElement("div"));
+        test.appendChild(test1); test.appendChild(test2);
+        H1 = test1.offsetHeight, H2 = test2.offsetHeight, W = test1.offsetWidth;
+        document.body.removeChild(test);
+      }
+      var d = (H2-1000)/em, w = W/em, h = H1/em - d;
+      return {h:h, d:d, w:w}
+    },
+    
+
+    /********************************************************/
+    
+    //
+    //  Process a character list into a given node and return
+    //  the updated bounding box.
+    //
+    addCharList: function (node,list,bbox) {
+      var state = {text:"", className:null, a:0};
+      for (var i = 0, m = list.length; i < m; i++) {
+        var item = list[i];
+        if (this.charList[item.type]) (this.charList[item.type])(item,node,bbox,state,m);
+      }
+      if (state.text !== "") {
+        if (node.childNodes.length) {
+          this.charList.flushText(node,state);
+        } else {
+          HTML.addText(node,state.text);
+          if (node.className) node.className += " "+state.className;
+            else node.className = state.className;
+        }
+      }
+      bbox.b = (state.flushed ? 0 : bbox.a);
+    },
+    //
+    //  The various item types are processed by these
+    //  functions.
+    //
+    charList: {
+      //
+      //  Character from the known fonts
+      //
+      "char": function (item,node,bbox,state,m) {
+        var font = item.font, remap = (font.remapCombining||{})[item.n];
+        if (font.className === state.className) {
+          remap = null;
+        } else if (state.className || (remap && state.text !== "")) {
+          this.flushText(node,state);
+        }
+        if (!state.a) state.a = font.centerline/1000;
+        if (state.a > (bbox.a||0)) bbox.a = state.a;
+        state.className = font.className;
+        var C = font[item.n];
+        if (remap) {
+          var FONT = font;
+          if (isArray(remap)) {
+            FONT = CHTML.FONTDATA.FONTS[remap[1]];
+            remap = remap[0];
+            if (typeof(FONT) === 'string') CHTML.loadFont(FONT);
+          }
+          if (FONT[item.n]) CHTML.fixChar(FONT[item.n],item.n);
+          C = CHTML.fixChar(FONT[remap],remap);
+          state.className = FONT.className;
+        }
+        state.text += C.c;
+        if (bbox.h < C[0]+HFUZZ) bbox.t = bbox.h = C[0]+HFUZZ;
+        if (bbox.d < C[1]+DFUZZ) bbox.b = bbox.d = C[1]+DFUZZ;
+        if (bbox.l > bbox.w+C[3]) bbox.l = bbox.w+C[3];
+        if (bbox.r < bbox.w+C[4]) bbox.r = bbox.w+C[4];
+        bbox.w += C[2] * (item.rscale||1);
+        if (m == 1 && font.skew && font.skew[item.n]) bbox.skew = font.skew[item.n];
+        if (C[5] && C[5].rfix) this.flushText(node,state).style.marginRight = CHTML.Em(C[5].rfix/1000);
+        if (remap) {
+          //
+          //  Remap combining characters to non-combining versions since Safari
+          //  handles them differently from everyone else.  (#1709)
+          //
+          var chr = this.flushText(node,state);
+          var r = (FONT[item.n]||font[item.n])[4] - (C[4] - C[2]);
+          chr.style.marginLeft = CHTML.Em(-C[2]-r);
+          if (r < 0) chr.style.marginRight = CHTML.Em(-r);
+        }
+      },
+      //
+      //  Space characters (not actually in the fonts)
+      //
+      space: function (item,node,bbox,state) {
+        if (item.w) {
+          if (state.text === "") state.className = item.font.className;
+          this.flushText(node,state).style.marginRight = CHTML.Em(item.w);
+          bbox.w += item.w;
+        }
+      },
+      //
+      //  An unknown character (one not in the font data)
+      //
+      unknown: function (item,node,bbox,state) {
+        (this["char"])(item,node,bbox,state,0);
+        var C = item.font[item.n];
+        if (C[5].a) {
+          state.a = C[5].a;
+          if (bbox.a == null || state.a > bbox.a) bbox.a = state.a;
+        }
+        node = this.flushText(node,state,item.style);
+        if (C[2] < 3) node.style.width = CHTML.Em(C[2]); // only force width if not too large (#1718)
+      },
+      //
+      //  Put the pending text into a box of the class, and
+      //  reset the data about the text.
+      //
+      flushText: function (node,state,style) {
+        node = CHTML.addElement(node,"mjx-charbox",
+          {className:state.className,style:style},[state.text]);
+        if (state.a) node.style.paddingBottom = CHTML.Em(state.a);
+        state.text = ""; state.className = null; state.a = 0; state.flushed = true;
+        return node;
+      }
+    },
+
+    //
+    //  Add the given text (in the given variant) into the given node, and
+    //  update the bounding box of the result.  Make sure the node's DOM
+    //  bounding box matches the contents.
+    //
+    handleText: function (node,text,variant,bbox) {
+      if (node.childNodes.length === 0) {
+        CHTML.addElement(node,"mjx-char");
+        bbox = CHTML.BBOX.empty(bbox);
+      }
+      if (typeof(variant) === "string") variant = this.FONTDATA.VARIANT[variant];
+      if (!variant) variant = this.FONTDATA.VARIANT[MML.VARIANT.NORMAL];
+      var string = {text:text, i:0, length:text.length}, list = [];
+      if (variant.style && string.length) {
+        list.push(this.styledText(variant,text));
+      } else {
+        while (string.i < string.length) {
+          var n = this.getUnicode(string);
+          list.push.apply(list,this.getCharList(variant,n));
+        }
+      }
+      if (list.length) this.addCharList(node.firstChild,list,bbox);
+      bbox.clean();
+      if (bbox.d < 0) {bbox.D = bbox.d; bbox.d = 0}
+      if (bbox.h - bbox.a) node.firstChild.style[bbox.h - bbox.a < 0 ? "marginTop" : "paddingTop"] = this.EmRounded(bbox.h-bbox.a);
+      if (bbox.d > -bbox.b) node.firstChild.style.paddingBottom = this.EmRounded(bbox.d+bbox.b);
+      return bbox;
+    },
+
+    /********************************************************/
+
+    createDelimiter: function (node,code,HW,BBOX,font) {
+      if (!code) {
+        var bbox = this.BBOX.zero();
+        bbox.w = bbox.r = this.TEX.nulldelimiterspace;
+        CHTML.addElement(node,"mjx-box",{style:{width:bbox.w}});
+        return bbox;
+      }
+      if (!(HW instanceof Array)) HW = [HW,HW];
+      var hw = HW[1]; HW = HW[0];
+      var delim = {alias: code};
+      while (delim.alias) {
+        code = delim.alias; delim = this.FONTDATA.DELIMITERS[code];
+        if (!delim) {delim = {HW: [0,this.FONTDATA.VARIANT[MML.VARIANT.NORMAL]]}}
+      }
+      if (delim.load) HUB.RestartAfter(AJAX.Require(this.fontDir+"/TeX/fontdata-"+delim.load+".js"));
+      for (var i = 0, m = delim.HW.length; i < m; i++) {
+        if (delim.HW[i][0] >= HW-.01 || (i == m-1 && !delim.stretch)) {
+          if (delim.HW[i][3]) code = delim.HW[i][3];
+          bbox = this.createChar(node,[code,delim.HW[i][1]],(delim.HW[i][2]||1),font);
+          bbox.offset = .6 * bbox.w;
+          if (BBOX) {bbox.scale = BBOX.scale; BBOX.rscale = BBOX.rscale}
+          return bbox;
+        }
+      }
+      if (!delim.stretch) return bbox;
+      return this["extendDelimiter"+delim.dir](node,hw,delim.stretch,BBOX,font);
+    },
+    extendDelimiterV: function (node,H,delim,BBOX,font) {
+      node = CHTML.addElement(node,"mjx-delim-v"); var tmp = CHTML.Element("span");
+      var top, bot, mid, ext, tbox, bbox, mbox, ebox, k = 1, c;
+      tbox = this.createChar(tmp,(delim.top||delim.ext),1,font); top = tmp.removeChild(tmp.firstChild);
+      bbox = this.createChar(tmp,(delim.bot||delim.ext),1,font); bot = tmp.removeChild(tmp.firstChild);
+      mbox = ebox = CHTML.BBOX.zero();
+      var h = tbox.h + tbox.d + bbox.h + bbox.d - EFUZZ;
+      node.appendChild(top);
+      if (delim.mid) {
+        mbox = this.createChar(tmp,delim.mid,1,font); mid = tmp.removeChild(tmp.firstChild);
+        h += mbox.h + mbox.d; k = 2;
+      }
+      if (delim.min && H < h*delim.min) H = h*delim.min;
+      if (H > h) {
+        ebox = this.createChar(tmp,delim.ext,1,font); ext = tmp.removeChild(tmp.firstChild);
+        var eH = ebox.h + ebox.d, eh = eH - EFUZZ;
+        var n = Math.min(Math.ceil((H-h)/(k*eh)),this.maxStretchyParts);
+        if (delim.fullExtenders) H = n*k*eh + h; else eh = (H-h)/(k*n);
+        c = ebox.d + ebox.a - eH/2; // for centering of extenders
+        ext.style.margin = ext.style.padding = "";
+        ext.style.lineHeight = CHTML.Em(eh);
+        ext.style.marginBottom = CHTML.Em(c-EFUZZ/2/k);
+        ext.style.marginTop = CHTML.Em(-c-EFUZZ/2/k);
+        var TEXT = ext.textContent, text = "\n"+TEXT;
+        while (--n > 0) TEXT += text;
+        ext.textContent = TEXT;
+        node.appendChild(ext);
+        if (delim.mid) {
+          node.appendChild(mid);
+          node.appendChild(ext.cloneNode(true));
+        }
+      } else {
+        c = (H-h-EFUZZ) / k;
+        top.style.marginBottom = CHTML.Em(c+parseFloat(top.style.marginBottom||"0"));
+        if (delim.mid) node.appendChild(mid);
+        bot.style.marginTop = CHTML.Em(c+parseFloat(bot.style.marginTop||"0"));
+      }
+      node.appendChild(bot);
+      var vbox = CHTML.BBOX({
+        w:  Math.max(tbox.w,ebox.w,bbox.w,mbox.w),
+        l: Math.min(tbox.l,ebox.l,bbox.l,mbox.l),
+        r: Math.max(tbox.r,ebox.r,bbox.r,mbox.r),
+        h: H-bbox.d, d: bbox.d, t: H-bbox.d, b: bbox.d
+      });
+      vbox.offset = .5 * vbox.w;
+      if (BBOX) {vbox.scale = BBOX.scale; vbox.rscale = BBOX.rscale}
+      return vbox;
+    },
+    extendDelimiterH: function (node,W,delim,BBOX,font) {
+      node = CHTML.addElement(node,"mjx-delim-h"); var tmp = CHTML.Element("span");
+      var left, right, mid, ext, ext2, lbox, rbox, mbox, ebox, k = 1;
+      lbox = this.createChar(tmp,(delim.left||delim.rep),1,font); left = tmp.removeChild(tmp.firstChild);
+      rbox = this.createChar(tmp,(delim.right||delim.rep),1,font); right = tmp.removeChild(tmp.firstChild);
+      ebox = this.createChar(tmp,delim.rep,1,font); ext = tmp.removeChild(tmp.firstChild);
+      left.style.marginLeft = CHTML.Em(-lbox.l);
+      right.style.marginRight = CHTML.Em(rbox.r-rbox.w);
+      node.appendChild(left); 
+      var hbox = CHTML.BBOX.zero(); 
+      hbox.h = Math.max(lbox.h,rbox.h,ebox.h);
+      hbox.d = Math.max(lbox.D||lbox.d,rbox.D||rbox.d,ebox.D||ebox.d);
+      var w = (lbox.r - lbox.l) + (rbox.r - rbox.l) - EFUZZ;
+      if (delim.mid) {
+        mbox = this.createChar(tmp,delim.mid,1,font);
+        mid = tmp.removeChild(tmp.firstChild);
+        mid.style.marginleft = CHTML.Em(-mbox.l); mid.style.marginRight = CHTML.Em(mbox.r-mbox.w);
+        w += mbox.r - mbox.l + EFUZZ; k = 2;
+        if (mbox.h > hbox.h) hbox.h = mbox.h;
+        if (mbox.d > hbox.d) hbox.d = mbox.d;
+      }
+      if (delim.min && W < w*delim.min) W = w*delim.min;
+      hbox.w = hbox.r = W;
+      if (W > w) {
+        var eW = ebox.r-ebox.l, ew = eW - EFUZZ;
+        var n = Math.min(Math.ceil((W-w)/(k*ew)),this.maxStretchyParts);
+        if (delim.fullExtenders) W = n*k*ew + w; else ew = (W-w)/(k*n);
+        var c = (eW - ew + EFUZZ/k) / 2; // for centering of extenders
+        ext.style.marginLeft = CHTML.Em(-ebox.l-c);
+        ext.style.marginRight = CHTML.Em(ebox.r-ebox.w+c);
+        ext.style.letterSpacing = CHTML.Em(-(ebox.w-ew));
+        left.style.marginRight = CHTML.Em(lbox.r-lbox.w);
+        right.style.marginleft = CHTML.Em(-rbox.l);
+        var TEXT = ext.textContent, text = TEXT;
+        while (--n > 0) TEXT += text;
+        ext.textContent = TEXT;
+        node.appendChild(ext);
+        if (delim.mid) {
+          node.appendChild(mid);
+          ext2 = node.appendChild(ext.cloneNode(true));
+        }
+      } else {
+        c = (W-w-EFUZZ/k) / 2;
+        left.style.marginRight = CHTML.Em(lbox.r-lbox.w+c);
+        if (delim.mid) node.appendChild(mid);
+        right.style.marginLeft = CHTML.Em(-rbox.l+c);
+      }
+      node.appendChild(right);
+      this.adjustHeights([left,ext,mid,ext2,right],[lbox,ebox,mbox,ebox,rbox],hbox);
+      if (BBOX) {hbox.scale = BBOX.scale; hbox.rscale = BBOX.rscale}
+      return hbox;
+    },
+    adjustHeights: function (nodes,box,bbox) {
+      //
+      //  To get alignment right in horizontal delimiters, we force all
+      //  the elements to the same height and depth
+      //
+      var T = bbox.h, B = bbox.d;
+      if (bbox.d < 0) {B = -bbox.d; bbox.D = bbox.d; bbox.d = 0}
+      for (var i = 0, m = nodes.length; i < m; i++) if (nodes[i]) {
+        nodes[i].style.paddingTop = CHTML.Em(T-box[i].a);
+        nodes[i].style.paddingBottom = CHTML.Em(B+box[i].a);
+        nodes[i].style.marginTop = nodes[i].style.marginBottom = 0;
+      }
+    },
+    createChar: function (node,data,scale,font) {
+      // ### FIXME: handle cache better (by data[1] and font)
+      var text = "", variant = {fonts: [data[1]], noRemap:true, cache:{}};
+      if (font && font === MML.VARIANT.BOLD && this.FONTDATA.FONTS[data[1]+"-Bold"])
+        variant.fonts = [data[1]+"-Bold",data[1]];
+      if (typeof(data[1]) !== "string") variant = data[1];
+      if (data[0] instanceof Array) {
+        for (var i = 0, m = data[0].length; i < m; i++) text += String.fromCharCode(data[0][i]);
+      } else text = String.fromCharCode(data[0]);
+      if (data[4]) scale *= data[4];
+      var bbox = this.handleText(node,text,variant), style = node.firstChild.style;
+      if (scale !== 1) style.fontSize = this.Percent(scale);
+      if (data[2]) {  // x offset
+        style.paddingLeft = this.Em(data[2]);
+        bbox.w += data[2]; bbox.r += data[2];
+      }
+      if (data[3]) {  // y offset
+        style.verticalAlign = this.Em(data[3]);
+        bbox.h += data[3]; if (bbox.h < 0) bbox.h = 0;
+      }
+      if (data[5]) {  // extra height
+        style.marginTop = this.Em(data[5]);
+        bbox.h += data[5]; bbox.t += data[5];
+      }
+      if (data[6]) {  // extra depth
+        style.marginBottom = this.Em(data[6]);
+        bbox.d += data[6]; bbox.b += data[6];
+      }
+      return bbox;
+    },
+
+    /********************************************************/
+    
+    //
+    //  ### FIXME: Handle mu's
+    //
+    length2em: function (length,size,scale) {
+      if (typeof(length) !== "string") length = length.toString();
+      if (length === "") return "";
+      if (length === MML.SIZE.NORMAL) return 1;
+      if (length === MML.SIZE.BIG)    return 2;
+      if (length === MML.SIZE.SMALL)  return .71;
+      if (this.MATHSPACE[length])     return this.MATHSPACE[length];
+      var match = length.match(/^\s*([-+]?(?:\.\d+|\d+(?:\.\d*)?))?(pt|em|ex|mu|px|pc|in|mm|cm|%)?/);
+      var m = parseFloat(match[1]||"1"), unit = match[2];
+      if (size == null) size = 1;  if (!scale) scale = 1;
+      scale = 1 /this.em / scale;
+      if (unit === "em") return m;
+      if (unit === "ex") return m * this.TEX.x_height;
+      if (unit === "%")  return m / 100 * size;
+      if (unit === "px") return m * scale;
+      if (unit === "pt") return m / 10;                 // 10 pt to an em
+      if (unit === "pc") return m * 1.2;                // 12 pt to a pc
+      scale *= this.pxPerInch;
+      if (unit === "in") return m * scale;
+      if (unit === "cm") return m * scale / 2.54;       // 2.54 cm to an inch
+      if (unit === "mm") return m * scale / 25.4;       // 10 mm to a cm
+      if (unit === "mu") return m / 18;                 // 18mu to an em for the scriptlevel
+      return m*size;  // relative to given size (or 1em as default)
+    },
+    thickness2em: function (length,scale) {
+      var thick = CHTML.TEX.rule_thickness/(scale||1);
+      if (length === MML.LINETHICKNESS.MEDIUM) return thick;
+      if (length === MML.LINETHICKNESS.THIN)   return .67*thick;
+      if (length === MML.LINETHICKNESS.THICK)  return 1.67*thick;
+      return this.length2em(length,thick,scale);
+    },
+
+    Em: function (m) {
+      if (Math.abs(m) < .001) return "0";
+      return (m.toFixed(3).replace(/\.?0+$/,""))+"em";
+    },
+    EmRounded: function (m) {
+      m = (Math.round(m*CHTML.em)+.05)/CHTML.em;
+      if (Math.abs(m) < .0006) {return "0em"}
+      return m.toFixed(3).replace(/\.?0+$/,"") + "em";
+    },
+    unEm: function (m) {
+      return parseFloat(m);
+    },
+    Px: function (m,M) {
+      m *= this.em;
+      if (M && m < M) m = M;
+      if (Math.abs(m) < .1) return "0";
+      return m.toFixed(1).replace(/\.0$/,"")+"px";
+    },
+    
+    Percent: function (m) {
+      return (100*m).toFixed(1).replace(/\.?0+$/,"") + "%";
+    },
+    
+    Transform: function (node,trans,origin) {
+      var style = node.style;
+      style.transform = style.WebkitTransform = style.MozTransform = style["-ms-transform"] = trans;
+      if (origin)
+        style.transformOrigin = style.WebkitTransformOrigin =
+          style.MozTransformOrigin = style["-ms-transform-origin"] = origin;
+    },
+
+    /********************************************************/
+    
+    arrayEntry: function (a,i) {return a[Math.max(0,Math.min(i,a.length-1))]},
+
+    //
+    //  Styles to be removed from style="..." attributes
+    //
+    removeStyles: ["fontSize","fontFamily","fontWeight","fontStyle","fontVariant","font"]
+    
+  });
+
+  /**********************************************************/
+
+  CHTML.BBOX = MathJax.Object.Subclass({
+    Init: function (def) {
+      for (var id in def) {
+        if (def.hasOwnProperty(id)) this[id] = def[id];
+      }
+    },
+    clean: function () {
+      if (this.h === -BIGDIMEN) this.h = 0;
+      if (this.d === -BIGDIMEN) this.d = 0;
+      if (this.l ===  BIGDIMEN) this.l = 0;
+      if (this.r === -BIGDIMEN) this.r = 0;
+      if (this.t === -BIGDIMEN) this.t = 0;
+      if (this.b === -BIGDIMEN) this.b = 0;
+      if (this.D && this.d > 0) delete this.D;
+    },
+    rescale: function (scale) {
+      this.w *= scale; this.h *= scale; this.d *= scale;
+      this.l *= scale; this.r *= scale; this.t *= scale; this.b *= scale;
+      if (this.L) this.L *= scale;
+      if (this.R) this.R *= scale;
+      if (this.D) this.D *= scale;
+    },
+    combine: function (cbox,x,y) {
+      cbox.X = x; cbox.Y = y;  // save for use with line breaking
+      var scale = cbox.rscale;
+      if (x + scale*cbox.r > this.r) this.r = x + scale*cbox.r;
+      if (x + scale*cbox.l < this.l) this.l = x + scale*cbox.l;
+      if (x + scale*(cbox.w+(cbox.L||0)+(cbox.R||0)) > this.w)
+        this.w  = x + scale*(cbox.w + (cbox.L||0) + (cbox.R||0));
+      if (y + scale*cbox.h > this.h) this.h = y + scale*cbox.h;
+      if (cbox.D && (this.D == null || scale*cbox.D - y > this.D) && scale*cbox.D > this.d) this.D = scale*cbox.D - y;
+        else if (cbox.D == null && this.D) delete this.D;
+      if (scale*cbox.d - y > this.d) this.d = scale*cbox.d - y;
+      if (y + scale*cbox.t > this.t) this.t = y + scale*cbox.t;
+      if (scale*cbox.b - y > this.b) this.b = scale*cbox.b - y;
+    },
+    append: function (cbox) {
+      var scale = cbox.rscale; var x = this.w;
+      if (x + scale*cbox.r > this.r) this.r = x + scale*cbox.r;
+      if (x + scale*cbox.l < this.l) this.l = x + scale*cbox.l;
+      this.w += scale*(cbox.w+(cbox.L||0)+(cbox.R||0)) ;
+      if (scale*cbox.h > this.h) this.h = scale*cbox.h;
+      if (cbox.D && (this.D == null || scale*cbox.D > this.D) && scale*cbox.D > this.d) this.D = scale*cbox.D;
+        else if (cbox.D == null && this.D) delete this.D;
+      if (scale*cbox.d > this.d) this.d = scale*cbox.d;
+      if (scale*cbox.t > this.t) this.t = scale*cbox.t;
+      if (scale*cbox.b > this.b) this.b = scale*cbox.b;
+    },
+    updateFrom: function (cbox) {
+      this.h = cbox.h; this.d = cbox.d; this.w = cbox.w; this.r = cbox.r; this.l = cbox.l;
+      this.t = cbox.t; this.b = cbox.b;
+      if (cbox.pwidth) this.pwidth = cbox.pwidth;
+      if (cbox.D) this.D = cbox.D; else delete this.D;
+    },
+    adjust: function (m,x,X,M) {
+      this[x] += CHTML.length2em(m,1,this.scale);
+      if (M == null) {
+        if (this[x] > this[X]) this[X] = this[x];
+      } else {
+        if (this[X] < M) this[X] = M;
+      }
+    }
+  },{
+    zero: function () {
+      return CHTML.BBOX({h:0, d:0, w:0, l:0, r:0, t:0, b:0, scale:1, rscale:1});
+    },
+    empty: function (bbox) {
+      if (!bbox) bbox = CHTML.BBOX.zero();
+      bbox.h = bbox.d = bbox.r = bbox.t = bbox.b = -BIGDIMEN;
+      bbox.w = 0; bbox.l = BIGDIMEN;
+      delete bbox.pwidth;
+      return bbox;
+    },
+    //
+    //  CSS styles that affect BBOXes
+    //
+    styleAdjust: [
+      ["borderTopWidth","h","t"],
+      ["borderRightWidth","w","r"],
+      ["borderBottomWidth","d","b"],
+      ["borderLeftWidth","w","l",0],
+      ["paddingTop","h","t"],
+      ["paddingRight","w","r"],
+      ["paddingBottom","d","b"],
+      ["paddingLeft","w","l",0],
+    ]
+  });
+  
+  /**********************************************************/
+
+  MathJax.Hub.Register.StartupHook("mml Jax Ready",function () {
+    MML = MathJax.ElementJax.mml;
+
+    /********************************************************/
+    
+    MML.mbase.Augment({
+      toCommonHTML: function (node,options) {
+        return this.CHTMLdefaultNode(node,options);
+      },
+      CHTMLmultiline: function () {MML.mbase.CHTMLautoloadFile("multiline")},
+
+      CHTMLdefaultNode: function (node,options) {
+        if (!options) options = {};
+        node = this.CHTMLcreateNode(node); this.CHTML = CHTML.BBOX.empty();
+        this.CHTMLhandleStyle(node);
+        if (this.isToken) this.CHTMLgetVariant();
+        this.CHTMLhandleScale(node);
+        var m = Math.max((options.minChildren||0),this.data.length);
+        for (var i = 0; i < m; i++) this.CHTMLaddChild(node,i,options);
+        if (!options.noBBox) this.CHTML.clean();
+        this.CHTMLhandleSpace(node);
+        this.CHTMLhandleBBox(node);
+        this.CHTMLhandleColor(node);
+        return node;
+      },
+      CHTMLaddChild: function (node,i,options) {
+        var child = this.data[i], cnode;
+        var type = options.childNodes;
+        if (type instanceof Array) type = type[i]||"span";
+        if (child) {
+          if (type) node = CHTML.addElement(node,type);
+          cnode = child.toCommonHTML(node,options.childOptions);
+          if (type && child.CHTML.rscale !== 1) {
+            // move scale factor to outer container (which seems to be more accurate)
+            node.style.fontSize = node.firstChild.style.fontSize;
+            node.firstChild.style.fontSize = "";
+          }
+          if (!options.noBBox) {
+            var bbox = this.CHTML, cbox = child.CHTML;
+            bbox.append(cbox);
+            if (this.data.length === 1) {
+              if (cbox.ic) bbox.ic = cbox.ic;
+              if (cbox.skew) bbox.skew = cbox.skew;
+            } else {
+              delete bbox.ic;
+              delete bbox.skew;
+            }
+            if (cbox.pwidth) bbox.pwidth = cbox.pwidth;
+          }
+        } else if (options.forceChild) {
+          cnode = CHTML.addElement(node,(type||"mjx-box"));
+        }
+        return cnode;
+      },
+      
+      CHTMLchildNode: function (node,i) {
+        node = node.childNodes[i];
+        if (node.nodeName.toLowerCase() === "a") node = node.firstChild;
+        return node;
+      },
+      CHTMLcoreNode: function (node) {
+        if (this.inferRow && this.data[0]) return this.data[0].CHTMLcoreNode(node.firstChild);
+        return this.CHTMLchildNode(node,this.CoreIndex());
+      },
+      
+      CHTMLstretchChildV: function (i,H,D) {
+        var data = this.data[i];
+        if (data) {
+          var bbox = this.CHTML, dbox = data.CHTML;
+          if (dbox.stretch || (dbox.stretch == null && data.CHTMLcanStretch("Vertical",H,D))) {
+            var w = dbox.w;
+            dbox = data.CHTMLstretchV(H,D);
+            bbox.w += dbox.w - w;
+            if (bbox.w > bbox.r) bbox.r = bbox.w;
+            if (dbox.h > bbox.h) bbox.h = dbox.h;
+            if (dbox.d > bbox.d) bbox.d = dbox.d;
+            if (dbox.t > bbox.t) bbox.t = dbox.t;
+            if (dbox.b > bbox.b) bbox.b = dbox.b;
+          }
+        }
+      },
+      CHTMLstretchChildH: function (i,W,node) {
+        var data = this.data[i];
+        if (data) {
+          var bbox = this.CHTML, dbox = data.CHTML;
+          if (dbox.stretch || (dbox.stretch == null && data.CHTMLcanStretch("Horizontal",W))) {
+            var w = dbox.w;
+            dbox = data.CHTMLstretchH(this.CHTMLchildNode(node,i),W);
+            bbox.w += dbox.w - w;
+            if (bbox.w > bbox.r) bbox.r = bbox.w;
+            if (dbox.h > bbox.h) bbox.h = dbox.h;
+            if (dbox.d > bbox.d) bbox.d = dbox.d;
+            if (dbox.t > bbox.t) bbox.t = dbox.t;
+            if (dbox.b > bbox.b) bbox.b = dbox.b;
+          }
+        }
+      },
+      CHTMLupdateFrom: function (bbox) {
+        this.CHTML.updateFrom(bbox);
+        if (this.inferRow) this.data[0].CHTML.updateFrom(bbox);
+      },
+
+      CHTMLcanStretch: function (direction,H,D) {
+        var stretch = false;
+        if (this.isEmbellished()) {
+          var core = this.Core();
+          if (core && core !== this) stretch = core.CHTMLcanStretch(direction,H,D);
+        }
+        this.CHTML.stretch = stretch;
+        return stretch;
+      },
+      CHTMLstretchV: function (h,d) {
+        this.CHTMLupdateFrom(this.Core().CHTMLstretchV(h,d));
+        return this.CHTML;
+      },
+      CHTMLstretchH: function (node,w) {
+        this.CHTMLupdateFrom(this.CHTMLstretchCoreH(node,w));
+        return this.CHTML;
+      },
+      CHTMLstretchCoreH: function (node,w) {
+        return this.Core().CHTMLstretchH(this.CHTMLcoreNode(node),w);
+      },
+
+      CHTMLcreateNode: function (node) {
+        if (!this.CHTML) this.CHTML = {};
+        this.CHTML = CHTML.BBOX.zero();
+        if (this.href) node = CHTML.addElement(node,"a",{href:this.href, isMathJax:true});
+        if (!this.CHTMLnodeID) this.CHTMLnodeID = CHTML.GetID();
+        var id = (this.id || "MJXc-Node-"+this.CHTMLnodeID)+CHTML.idPostfix;
+        return this.CHTMLhandleAttributes(CHTML.addElement(node,"mjx-"+this.type,{id:id}));
+      },
+      CHTMLnodeElement: function () {
+        if (!this.CHTMLnodeID) {return null}
+        return document.getElementById((this.id||"MJXc-Node-"+this.CHTMLnodeID)+CHTML.idPostfix);
+      },
+      
+      CHTMLlength2em: function (length,size) {
+        return CHTML.length2em(length,size,this.CHTML.scale);
+      },
+      
+      CHTMLhandleAttributes: function (node) {
+        if (this["class"]) {
+          if (node.className) node.className += " "+this["class"];
+            else node.className = this["class"];
+        }
+        //
+        //  Copy RDFa, aria, and other tags from the MathML to the CHTML
+        //  output nodes.  Don't copy those in the MML.nocopyAttributes list,
+        //  the ignoreMMLattributes configuration list, or anything that
+        //  already exists as a property of the node (e.g., no "onlick", etc.)
+        //  If a name in the ignoreMMLattributes object is set to false, then
+        //  the attribute WILL be copied.
+        //
+        if (this.attrNames) {
+          var copy = this.attrNames, skip = MML.nocopyAttributes, ignore = HUB.config.ignoreMMLattributes;
+          var defaults = (this.type === "mstyle" ? MML.math.prototype.defaults : this.defaults);
+          for (var i = 0, m = copy.length; i < m; i++) {
+            var id = copy[i];
+            if (ignore[id] == false || (!skip[id] && !ignore[id] &&
+                defaults[id] == null && typeof(node[id]) === "undefined")) {
+              node.setAttribute(id,this.attr[id])
+            }
+          }
+        }
+        return node;
+      },
+
+      CHTMLhandleScale: function (node) {
+        var scale = 1, parent = this.parent, pscale = (parent ? parent.CHTML.scale : 1);
+        var values = this.getValues("scriptlevel","fontsize");
+        values.mathsize = this.Get("mathsize",null,!this.isToken);
+        if (values.scriptlevel !== 0) {
+          if (values.scriptlevel > 2) values.scriptlevel = 2;
+          scale = Math.pow(this.Get("scriptsizemultiplier"),values.scriptlevel);
+          values.scriptminsize = CHTML.length2em(this.Get("scriptminsize"),.8,1);
+          if (scale < values.scriptminsize) scale = values.scriptminsize;
+        }
+        if (this.removedStyles && this.removedStyles.fontSize && !values.fontsize)
+          values.fontsize = this.removedStyles.fontSize;
+        if (values.fontsize && !this.mathsize) values.mathsize = values.fontsize;
+        if (values.mathsize !== 1) scale *= CHTML.length2em(values.mathsize,1,1);
+        var variant = this.CHTMLvariant;
+        if (variant && variant.style && variant.style["font-family"])
+          scale *= (CHTML.config.scale/100)/CHTML.scale;
+        this.CHTML.scale = scale; pscale = this.CHTML.rscale = scale/pscale;
+        if (Math.abs(pscale-1) < .001) pscale = 1;
+        if (node && pscale !== 1) node.style.fontSize = CHTML.Percent(pscale);
+        return scale;
+      },
+
+      CHTMLhandleStyle: function (node) {
+        if (!this.style) return;
+        var style = node.style;
+        style.cssText = this.style; this.removedStyles = {};
+        for (var i = 0, m = CHTML.removeStyles.length; i < m; i++) {
+          var id = CHTML.removeStyles[i];
+          if (style[id]) {
+            this.removedStyles[id] = style[id];
+            style[id] = "";
+          }
+        }
+      },
+
+      CHTMLhandleBBox: function (node) {
+        var BBOX = this.CHTML, style = node.style;
+        if (this.data.length === 1 && (this.data[0].CHTML||{}).pwidth) {
+          BBOX.pwidth = this.data[0].CHTML.pwidth;
+          BBOX.mwidth = this.data[0].CHTML.mwidth;
+          style.width = "100%";
+        } else if (BBOX.pwidth) {
+          BBOX.mwidth = CHTML.Em(BBOX.w);
+          style.width = "100%";
+        } else if (BBOX.w < 0) {
+          style.width = "0px";
+          style.marginRight = CHTML.Em(BBOX.w);
+        }
+        if (!this.style) return;
+        // ### FIXME:  adjust for width, height, vertical-align?
+        for (var i = 0, m = CHTML.BBOX.styleAdjust.length; i < m; i++) {
+          var data = CHTML.BBOX.styleAdjust[i];
+          if (data && style[data[0]]) BBOX.adjust(style[data[0]],data[1],data[2],data[3]);
+        }
+      },
+
+      CHTMLhandleColor: function (node) {
+        if (this.mathcolor) {node.style.color = this.mathcolor}
+          else if (this.color) {node.style.color = this.color}
+        if (this.mathbackground) {node.style.backgroundColor = this.mathbackground}
+          else if (this.background) {node.style.backgroundColor = this.background}
+      },
+      
+      CHTMLhandleSpace: function (node) {
+        if (!this.useMMLspacing) {
+          var space = this.texSpacing();
+          if (space !== "") {
+            this.CHTML.L = this.CHTMLlength2em(space);
+            node.className += " "+CHTML.SPACECLASS[space];
+          }
+        }
+      },
+
+      CHTMLhandleText: function (node,text,variant) {
+        if (node.firstChild && !this.CHTML) this.CHTML = CHTML.BBOX.empty();
+        this.CHTML = CHTML.handleText(node,text,variant,this.CHTML);
+      },
+      
+      CHTMLgetVariant: function () {
+        var values = this.getValues("mathvariant","fontfamily","fontweight","fontstyle"), style;
+        values.hasVariant = this.Get("mathvariant",true);  // null if not explicitly specified
+        if (this.removedStyles) {
+          style = this.removedStyles;
+          if (style.fontFamily) values.family = style.fontFamily;
+          if (style.fontWeight) values.weight = style.fontWeight;
+          if (style.fontStyle)  values.style  = style.fontStyle;
+        }
+        if (!values.hasVariant) {
+          if (values.fontfamily) values.family = values.fontfamily;
+          if (values.fontweight) values.weight = values.fontweight;
+          if (values.fontstyle)  values.style  = values.fontstyle;
+        }
+        if (values.weight && values.weight.match(/^\d+$/))
+            values.weight = (parseInt(values.weight) > 600 ? "bold" : "normal");
+        var variant = values.mathvariant; if (this.variantForm) variant = "-TeX-variant";
+        if (values.family && !values.hasVariant) {
+          if (!values.weight && values.mathvariant.match(/bold/)) values.weight = "bold";
+          if (!values.style && values.mathvariant.match(/italic/)) values.style = "italic";
+          this.CHTMLvariant = {fonts:[], noRemap:true, cache:{}, style: {
+            "font-family":values.family, "font-weight":values.weight||"normal", "font-style":values.style||"normal"
+          }};
+          return;
+        }
+        if (values.weight === "bold") {
+          variant = {
+            normal:MML.VARIANT.BOLD, italic:MML.VARIANT.BOLDITALIC,
+            fraktur:MML.VARIANT.BOLDFRAKTUR, script:MML.VARIANT.BOLDSCRIPT,
+            "sans-serif":MML.VARIANT.BOLDSANSSERIF,
+            "sans-serif-italic":MML.VARIANT.SANSSERIFBOLDITALIC
+          }[variant]||variant;
+        } else if (values.weight === "normal") {
+          variant = {
+            bold:MML.VARIANT.normal, "bold-italic":MML.VARIANT.ITALIC,
+            "bold-fraktur":MML.VARIANT.FRAKTUR, "bold-script":MML.VARIANT.SCRIPT,
+            "bold-sans-serif":MML.VARIANT.SANSSERIF,
+            "sans-serif-bold-italic":MML.VARIANT.SANSSERIFITALIC
+          }[variant]||variant;
+        }
+        if (values.style === "italic") {
+          variant = {
+            normal:MML.VARIANT.ITALIC, bold:MML.VARIANT.BOLDITALIC,
+            "sans-serif":MML.VARIANT.SANSSERIFITALIC,
+            "bold-sans-serif":MML.VARIANT.SANSSERIFBOLDITALIC
+          }[variant]||variant;
+        } else if (values.style === "normal") {
+          variant = {
+            italic:MML.VARIANT.NORMAL, "bold-italic":MML.VARIANT.BOLD,
+            "sans-serif-italic":MML.VARIANT.SANSSERIF,
+            "sans-serif-bold-italic":MML.VARIANT.BOLDSANSSERIF
+          }[variant]||variant;
+        }
+        this.CHTMLvariant = CHTML.FONTDATA.VARIANT[variant] ||
+                            CHTML.FONTDATA.VARIANT[MML.VARIANT.NORMAL];
+      },
+
+      CHTMLbboxFor: function (n) {
+        if (this.data[n] && this.data[n].CHTML) return this.data[n].CHTML;
+        return CHTML.BBOX.zero();
+      },
+      //
+      //  Debugging function to see if internal BBox matches actual bbox
+      //
+      CHTMLdrawBBox: function (node,bbox) {
+        if (!bbox) bbox = this.CHTML;
+        var box = CHTML.Element("mjx-box",
+          {style:{opacity:.25,"margin-left":CHTML.Em(-(bbox.w+(bbox.R||0)))}},[
+          ["mjx-box",{style:{
+            height:CHTML.Em(bbox.h),width:CHTML.Em(bbox.w),
+            "background-color":"red"
+          }}],
+          ["mjx-box",{style:{
+            height:CHTML.Em(bbox.d),width:CHTML.Em(bbox.w),
+            "margin-left":CHTML.Em(-bbox.w),"vertical-align":CHTML.Em(-bbox.d),
+            "background-color":"green"
+          }}]
+        ]);
+        if (node.nextSibling) {node.parentNode.insertBefore(box,node.nextSibling)}
+          else {node.parentNode.appendChild(box)}
+      },
+
+      CHTMLnotEmpty: function (mml) {
+        while (mml && mml.data.length < 2 && (mml.type === "mrow" || mml.type === "texatom"))
+          mml = mml.data[0];
+        return !!mml;
+      }
+
+    },{
+      //
+      //  Autoload files based on node type or file name
+      //
+      CHTMLautoload: function () {
+        this.constructor.Augment({toCommonHTML: MML.mbase.CHTMLautoloadFail});
+	var file = CHTML.autoloadDir+"/"+this.type+".js";
+	HUB.RestartAfter(AJAX.Require(file));
+      },
+      CHTMLautoloadFail: function () {
+        throw Error("CommonHTML can't autoload '"+ this.type + "'");
+      },
+      CHTMLautoloadList: {},
+      CHTMLautoloadFile: function (name) {
+        if (MML.mbase.CHTMLautoloadList.hasOwnProperty(name)) {
+          throw Error("CommonHTML can't autoload file '"+name+"'");
+        }
+        MML.mbase.CHTMLautoloadList[name] = true;
+	var file = CHTML.autoloadDir+"/"+name+".js";
+	HUB.RestartAfter(AJAX.Require(file));
+      },
+      //
+      //  For use with embellished operators
+      //
+      CHTMLstretchV: function (h,d) {
+        this.Core().CHTMLstretchV(h,d);
+        this.toCommonHTML(this.CHTMLnodeElement(),{stretch:true});
+        return this.CHTML;
+      },
+      CHTMLstretchH: function (node,w) {
+        this.CHTMLupdateFrom(this.CHTMLstretchCoreH(node,w));
+        this.toCommonHTML(node,{stretch:true});
+        return this.CHTML;
+      }      
+    });
+
+    /********************************************************/
+    
+    MML.chars.Augment({
+      toCommonHTML: function (node,options) {
+        this.CHTML = null;
+        if (options == null) options = {};
+        var text = this.toString();
+        if (options.remap) text = options.remap(text,options.remapchars);
+        this.CHTMLhandleText(node,text,options.variant||this.parent.CHTMLvariant);
+      }
+    });
+    MML.entity.Augment({
+      toCommonHTML: function (node,options) {
+        if (options == null) options = {};
+        var text = this.toString();
+        if (options.remapchars) text = options.remap(text,options.remapchars);
+        this.CHTMLhandleText(node,text,options.variant||this.parent.CHTMLvariant);
+      }
+    });
+
+    /********************************************************/
+    
+    MML.math.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLdefaultNode(node);
+        if (this.CHTML.w < 0) {
+          node.parentNode.style.width = "0px";
+          node.parentNode.style.marginRight = CHTML.Em(this.CHTML.w);
+        }
+        var alttext = this.Get("alttext");
+        if (alttext && !node.getAttribute("aria-label")) node.setAttribute("aria-label",alttext);
+        if (this.CHTML.pwidth) {
+          node.parentNode.style.minWidth = this.CHTML.mwidth||CHTML.Em(this.CHTML.w);
+          node.parentNode.className = "mjx-full-width "+node.parentNode.className;
+          node.style.width = this.CHTML.pwidth;
+        } else if (!this.isMultiline && this.Get("display") === "block") {
+          var values = this.getValues("indentalignfirst","indentshiftfirst","indentalign","indentshift");
+          if (values.indentalignfirst !== MML.INDENTALIGN.INDENTALIGN) values.indentalign = values.indentalignfirst;
+          if (values.indentalign === MML.INDENTALIGN.AUTO) values.indentalign = CONFIG.displayAlign;
+          if (values.indentshiftfirst !== MML.INDENTSHIFT.INDENTSHIFT) values.indentshift = values.indentshiftfirst;
+          if (values.indentshift === "auto") values.indentshift = "0";
+          var shift = this.CHTMLlength2em(values.indentshift,CHTML.cwidth);
+          if (CONFIG.displayIndent !== "0") {
+            var indent = this.CHTMLlength2em(CONFIG.displayIndent,CHTML.cwidth);
+            shift += (values.indentalign === MML.INDENTALIGN.RIGHT ? -indent : indent);
+          }
+          var styles = node.parentNode.parentNode.style;
+          node.parentNode.style.textAlign = styles.textAlign = values.indentalign;
+          // ### FIXME: make percentage widths respond to changes in container
+          if (shift) {
+            if (values.indentalign === 'right') node.style.marginRight = CHTML.Em(-shift);
+            shift *= CHTML.em/CHTML.outerEm;
+            HUB.Insert(styles,({
+              left: {textIndent: CHTML.Em(shift)},
+              right: {display: 'flex', flexDirection: 'row-reverse'},
+              center: {textIndent: CHTML.Em(2*shift)}
+            })[values.indentalign]);
+          }
+        }
+        return node;
+      }
+    });
+    
+    /********************************************************/
+    
+    MML.mi.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLdefaultNode(node);
+        var bbox = this.CHTML, text = this.data.join("");
+        if (bbox.skew != null && !CHTML.isChar(text)) delete bbox.skew;
+        if (bbox.r > bbox.w && CHTML.isChar(text) && !this.CHTMLvariant.noIC) {
+          bbox.ic = bbox.r - bbox.w; bbox.w = bbox.r;
+          node.lastChild.style.paddingRight = CHTML.Em(bbox.ic);
+        }
+        return node;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.mn.Augment({
+      CHTMLremapMinus: function (text) {return text.replace(/^-/,"\u2212")},
+      toCommonHTML: function (node) {
+        node = this.CHTMLdefaultNode(node,{childOptions:{remap:this.CHTMLremapMinus}});
+        var bbox = this.CHTML, text = this.data.join("");
+        if (bbox.skew != null && !CHTML.isChar(text)) delete bbox.skew;
+        if (bbox.r > bbox.w && CHTML.isChar(text) && !this.CHTMLvariant.noIC) {
+          bbox.ic = bbox.r - bbox.w; bbox.w = bbox.r;
+          node.lastChild.style.paddingRight = CHTML.Em(bbox.ic);
+        }
+        return node;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.mo.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLcreateNode(node);
+        this.CHTMLhandleStyle(node);
+        this.CHTMLgetVariant();
+        this.CHTMLhandleScale(node);
+        CHTML.BBOX.empty(this.CHTML);
+        
+        var values = this.getValues("displaystyle","largeop");
+        values.variant = this.CHTMLvariant;
+        values.text = this.data.join("");
+        if (values.text == "") {
+          if (this.fence) node.style.width = CHTML.Em(CHTML.TEX.nulldelimiterspace);
+        } else {
+          this.CHTMLadjustAccent(values);
+          this.CHTMLadjustVariant(values);
+
+          for (var i = 0, m = this.data.length; i < m; i++) {
+            this.CHTMLaddChild(node,i,{childOptions:{
+              variant: values.mathvariant,
+              remap: this.remap,
+              remapchars: values.remapchars
+            }});
+          }
+          if (!CHTML.isChar(values.text)) delete this.CHTML.skew;
+            else if (this.CHTML.w === 0 && this.CHTML.l < 0) this.CHTMLfixCombiningChar(node);
+          if (values.largeop) this.CHTMLcenterOp(node);
+        }
+
+        this.CHTML.clean();
+        this.CHTMLhandleBBox(node);
+        this.CHTMLhandleSpace(node);
+        this.CHTMLhandleColor(node);
+
+        return node;
+      },
+      CHTMLhandleSpace: function (node) {
+        if (this.hasMMLspacing()) {
+          var values = this.getValues("scriptlevel","lspace","rspace");
+          values.lspace = Math.max(0,this.CHTMLlength2em(values.lspace));
+          values.rspace = Math.max(0,this.CHTMLlength2em(values.rspace));
+          if (values.scriptlevel > 0) {
+            if (!this.hasValue("lspace")) values.lspace = .15;
+            if (!this.hasValue("rspace")) values.rspace = .15;
+          }
+          var core = this, parent = this.Parent();
+          while (parent && parent.isEmbellished() && parent.Core() === core)
+            {core = parent; parent = parent.Parent(); node = core.CHTMLnodeElement()}
+          if (values.lspace) node.style.paddingLeft =  CHTML.Em(values.lspace);
+          if (values.rspace) node.style.paddingRight = CHTML.Em(values.rspace);
+          this.CHTML.L = values.lspace; this.CHTML.R = values.rspace;
+        } else {
+          this.SUPER(arguments).CHTMLhandleSpace.apply(this,arguments);
+        }
+      },
+      CHTMLadjustAccent: function (data) {
+        var parent = this.CoreParent(); data.parent = parent;
+        if (CHTML.isChar(data.text) && parent && parent.isa(MML.munderover)) {
+          var over = parent.data[parent.over], under = parent.data[parent.under];
+          if (over && this === over.CoreMO() && parent.Get("accent")) {
+            data.remapchars = CHTML.FONTDATA.REMAPACCENT;
+          } else if (under && this === under.CoreMO() && parent.Get("accentunder")) {
+            data.remapchars = CHTML.FONTDATA.REMAPACCENTUNDER;
+          }
+        }
+      },
+      CHTMLadjustVariant: function (data) {
+        var parent = data.parent,
+            isScript = (parent && parent.isa(MML.msubsup) && this !== parent.data[parent.base]);
+        if (data.largeop) data.mathvariant = (data.displaystyle ? "-largeOp" : "-smallOp");
+        if (isScript) {
+          data.remapchars = this.remapChars;
+          if (data.text.match(/['`"\u00B4\u2032-\u2037\u2057]/))
+            data.mathvariant = "-TeX-variant";  // ### FIXME: handle other fonts
+        }
+      },
+      CHTMLfixCombiningChar: function (node) {
+        //
+        //  IE doesn't display combining chararacters unless they combine with
+        //  something, so put them over a space and remove the space's width
+        //
+        node = node.firstChild;
+        var space = CHTML.Element("mjx-box",{style:{width:".25em","margin-left":"-.25em"}});
+        node.insertBefore(space,node.firstChild);
+      },
+      CHTMLcenterOp: function (node) {
+        var bbox = this.CHTML;
+        var p = (bbox.h - bbox.d)/2 - CHTML.TEX.axis_height;
+        if (Math.abs(p) > .001) node.style.verticalAlign = CHTML.Em(-p);
+        bbox.h -= p; bbox.d += p;
+        if (bbox.r > bbox.w) {
+          bbox.ic = bbox.r - bbox.w; bbox.w = bbox.r;
+          node.style.paddingRight = CHTML.Em(bbox.ic);
+        }
+      },
+      CHTMLcanStretch: function (direction,H,D) {
+        if (!this.Get("stretchy")) return false;
+        var c = this.data.join(""); if (!CHTML.isChar(c)) return false;
+        var values = {text: c};
+        this.CHTMLadjustAccent(values);
+        if (values.remapchars) c = values.remapchars[c]||c;
+        c = CHTML.FONTDATA.DELIMITERS[c.charCodeAt(0)];
+        var stretch = (c && c.dir === direction.substr(0,1));
+        if (stretch) {
+          stretch = (this.CHTML.h !== H || this.CHTML.d !== D ||
+            !!this.Get("minsize",true) || !!this.Get("maxsize",true));
+          if (stretch) this.CHTML.stretch = true;
+        }
+        return stretch;
+      },
+      CHTMLstretchV: function (h,d) {
+        var node = this.CHTMLnodeElement(), bbox = this.CHTML;
+        var values = this.getValues("symmetric","maxsize","minsize");
+        //
+        //  Determine the height needed
+        //
+        var H, a = CHTML.TEX.axis_height;
+        if (values.symmetric) {H = 2*Math.max(h-a,d+a)} else {H = h + d}
+        values.maxsize = this.CHTMLlength2em(values.maxsize,bbox.h+bbox.d);
+        values.minsize = this.CHTMLlength2em(values.minsize,bbox.h+bbox.d);
+        H = Math.max(values.minsize,Math.min(values.maxsize,H));
+        //
+        //  If we are not already stretched to this height
+        //
+        if (H !== bbox.sH) {
+          //
+          //  Get a delimiter of the proper height and save the height
+          //
+          if (H != values.minsize)
+            {H = [Math.max(H*CHTML.TEX.delimiterfactor/1000,H-CHTML.TEX.delimitershortfall),H]}
+          while (node.firstChild) node.removeChild(node.firstChild);
+          this.CHTML = bbox = CHTML.createDelimiter(node,this.data.join("").charCodeAt(0),H,bbox);
+          bbox.sH = (H instanceof Array ? H[1] : H);
+          //
+          //  Reposition as needed
+          //
+          if (values.symmetric) {H = (bbox.h + bbox.d)/2 + a}
+            else {H = (bbox.h + bbox.d) * h/(h + d)}
+          H -= bbox.h;
+          if (Math.abs(H) > .05) {
+            node.style.verticalAlign = CHTML.Em(H);
+            bbox.h += H; bbox.d -= H; bbox.t += H; bbox.b -= H;
+          }
+        }
+        return this.CHTML;
+      },
+      CHTMLstretchH: function (node,W) {
+        var bbox = this.CHTML;
+        var values = this.getValues("maxsize","minsize","mathvariant","fontweight");
+        if ((values.fontweight === "bold" || (this.removedStyles||{}).fontWeight === "bold" ||
+            parseInt(values.fontweight) >= 600) && !this.Get("mathvariant",true))
+                values.mathvariant = MML.VARIANT.BOLD;
+        values.maxsize = this.CHTMLlength2em(values.maxsize,bbox.w);
+        values.minsize = this.CHTMLlength2em(values.minsize,bbox.w);
+        W = Math.max(values.minsize,Math.min(values.maxsize,W));
+        if (W !== bbox.sW) {
+          while (node.firstChild) node.removeChild(node.firstChild);
+          this.CHTML = bbox = CHTML.createDelimiter(node,this.data.join("").charCodeAt(0),W,bbox,values.mathvariant);
+          bbox.sW = W;
+        }
+        return this.CHTML;
+      }
+
+    });
+
+    /********************************************************/
+
+    MML.mtext.Augment({
+      CHTMLgetVariant: function () {
+        if (CHTML.config.mtextFontInherit || this.Parent().type === "merror") {
+          var scale = (CHTML.config.scale/100)/CHTML.scale;
+          var variant = {cache:{}, fonts:[], className:"MJXc-font-inherit", rscale:scale,
+                         style:{"font-size":CHTML.Percent(scale)}};
+          var name = this.Get("mathvariant");
+          if (name.match(/bold/)) variant.style["font-weight"] = "bold";
+          if (name.match(/italic|-tex-mathit/)) variant.style["font-style"] = "italic";
+          if (name === "monospace") variant.className += " MJXc-monospace-font";
+          if (name === "double-struck") variant.className += " MJXc-double-struck-font";
+          if (name.match(/fraktur/)) variant.className += " MJXc-fraktur-font";
+          if (name.match(/sans-serif/)) variant.className += " MJXc-sans-serif-font";
+          if (name.match(/script/)) variant.className += " MJXc-script-font";
+          this.CHTMLvariant = variant;
+        } else {
+          this.SUPER(arguments).CHTMLgetVariant.call(this);
+        }
+      }
+    });
+
+    /********************************************************/
+    
+    MML.merror.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLdefaultNode(node);
+        var bbox = this.CHTML;
+        //
+        //  Adjust for font-size: 90%
+        //
+        bbox.rescale(.9);
+        //
+        //  Adjust for padding and border
+        //
+        bbox.h += 3/CHTML.em; if (bbox.h > bbox.t) bbox.t = bbox.h;
+        bbox.d += 3/CHTML.em; if (bbox.d > bbox.b) bbox.b = bbox.d;
+        bbox.w += 8/CHTML.em; bbox.r = bbox.w; bbox.l = 0;
+        return node;
+      }
+    });
+    
+    /********************************************************/
+    
+    MML.mspace.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLcreateNode(node);
+        this.CHTMLhandleStyle(node);
+        this.CHTMLhandleScale(node);
+        var values = this.getValues("height","depth","width");
+        var w = this.CHTMLlength2em(values.width),
+            h = this.CHTMLlength2em(values.height),
+            d = this.CHTMLlength2em(values.depth);
+        var bbox = this.CHTML;
+        bbox.w = bbox.r = w; bbox.h = bbox.t = h; bbox.d = bbox.b = d; bbox.l = 0;
+        if (w < 0) {node.style.marginRight = CHTML.Em(w); w = 0}
+        node.style.width = CHTML.Em(w);
+        node.style.height = CHTML.Em(Math.max(0,h+d));
+        if (d) node.style.verticalAlign = CHTML.Em(-d);
+        this.CHTMLhandleBBox(node);
+        this.CHTMLhandleColor(node);
+        return node;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.mpadded.Augment({
+      toCommonHTML: function (node,options) {
+        var child;
+        if (options && options.stretch) {
+          node = node.firstChild; child = node.firstChild;
+        } else {
+          node = this.CHTMLdefaultNode(node,{childNodes:"mjx-box", forceChild:true});
+          child = node.firstChild; node = CHTML.addElement(node,"mjx-block");
+          node.appendChild(child); CHTML.addElement(node,"mjx-strut"); // force proper alignment of short heights
+        }
+        var cbox = this.CHTMLbboxFor(0);
+        var values = this.getValues("width","height","depth","lspace","voffset");
+        var x = 0, y = 0, w = cbox.w, h = cbox.h, d = cbox.d;
+        child.style.width = 0; child.style.margin = CHTML.Em(-h)+" 0 "+CHTML.Em(-d);
+        if (values.width !== "")  w = this.CHTMLdimen(values.width,"w",w,0);
+        if (values.height !== "") h = this.CHTMLdimen(values.height,"h",h,0);
+        if (values.depth !== "")  d = this.CHTMLdimen(values.depth,"d",d,0);
+        if (values.voffset !== "") {
+          y = this.CHTMLdimen(values.voffset);
+          if (y) {
+            child.style.position = "relative";
+            child.style.top = CHTML.Em(-y);
+          }
+        }
+        if (values.lspace !== "") {
+          x = this.CHTMLdimen(values.lspace);
+          if (x) {
+            child.style.position = "relative";
+            child.style.left = CHTML.Em(x);
+          }
+        }
+        node.style.width = 0;
+        node.style.marginTop = CHTML.Em(h-STRUTHEIGHT);
+        node.style.padding = "0 "+CHTML.Em(w)+" "+CHTML.Em(d)+" 0";
+        var bbox = CHTML.BBOX({w:w, h:h, d:d, l:0, r:w, t:h, b:d,
+                               scale:this.CHTML.scale, rscale:this.CHTML.rscale});
+        bbox.combine(cbox,x,y);
+        bbox.w = w; bbox.h = h; bbox.d = d;
+        this.CHTML = bbox;
+        return node.parentNode;
+      },
+      CHTMLstretchV: MML.mbase.CHTMLstretchV,
+      CHTMLstretchH: MML.mbase.CHTMLstretchH,
+      CHTMLdimen: function (length,d,D,m) {
+        if (m == null) {m = -BIGDIMEN}
+        length = String(length);
+        var match = length.match(/width|height|depth/);
+        var size = (match ? this.CHTML[match[0].charAt(0)] : (d ? this.CHTML[d] : 0));
+        var dimen = (this.CHTMLlength2em(length,size)||0);
+        if (length.match(/^[-+]/) && D != null) dimen += D;
+        if (m != null) dimen = Math.max(m,dimen);
+        return dimen;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.munderover.Augment({
+      toCommonHTML: function (node,options) {
+        var values = this.getValues("displaystyle","accent","accentunder","align");
+        var base = this.data[this.base];
+        if (!values.displaystyle && base != null &&
+            (base.movablelimits || base.CoreMO().Get("movablelimits")))
+                return MML.msubsup.prototype.toCommonHTML.call(this,node,stretch);
+        //
+        //  Get the nodes for base and limits
+        //
+        var under, over, nodes = [], stretch = false;
+        if (options && options.stretch) {
+          if (this.data[this.base])  base = CHTML.getNode(node,"mjx-op");
+          if (this.data[this.under]) under = CHTML.getNode(node,"mjx-under");
+          if (this.data[this.over])  over = CHTML.getNode(node,"mjx-over");
+          nodes[0] = base; nodes[1] = under||over; nodes[2] = over;
+          stretch = true;
+        } else {
+          var types = ["mjx-op","mjx-under","mjx-over"];
+          if (this.over === 1) types[1] = types[2];
+          node = this.CHTMLdefaultNode(node,{
+            childNodes:types, noBBox:true, forceChild:true, minChildren: 2
+          });
+          nodes[0] = base = node.removeChild(node.firstChild);
+          nodes[1] = under = over = node.removeChild(node.firstChild);
+          if (node.firstChild) nodes[2] = over = node.removeChild(node.firstChild);
+        }
+        //
+        //  Get the bounding boxes and the maximum width
+        //
+        var boxes = [], W = this.CHTMLgetBBoxes(boxes,nodes,values);
+        var bbox = boxes[this.base], BBOX = this.CHTML;
+        BBOX.w = W; BBOX.h = bbox.h; BBOX.d = bbox.d; // modified below
+        //
+        // Adjust for bases shorter than the center line (#1657)
+        // (the center line really depends on the surrounding font, so
+        //  it should be measured along with ems and exs, but currently isn't.
+        //  so this value is an approximation that is reasonable for most fonts.)
+        //
+        if (bbox.h < .35) base.style.marginTop = CHTML.Em(bbox.h - .35);
+        //
+        //  Use a minimum height for accents (#1706)
+        //  (same issues with the center line as above)
+        //
+        if (values.accent && bbox.h < CHTML.TEX.x_height) {
+          BBOX.h += CHTML.TEX.x_height - bbox.h;
+          base.style.marginTop = CHTML.Em(CHTML.TEX.x_height - Math.max(bbox.h,.35));
+          bbox.h = CHTML.TEX.x_height;
+        }
+        //
+        //  Add over- and under-scripts
+        //  
+        var stack = base, delta = 0;
+        if (bbox.ic) {delta = 1.3*bbox.ic + .05} // make faked IC be closer to expeted results
+        if (this.data[this.over]) stack = this.CHTMLaddOverscript(over,boxes,values,delta,base,stretch);
+        if (this.data[this.under]) this.CHTMLaddUnderscript(under,boxes,values,delta,node,stack,stretch);
+          else if (!stretch) node.appendChild(stack);
+        //
+        //  Handle horizontal positions
+        //
+        this.CHTMLplaceBoxes(base,under,over,values,boxes);
+        return node;
+      },
+      //
+      //  Get the bounding boxes for the children, stretch
+      //  any stretchable elements, and compute the maximum width
+      //  
+      CHTMLgetBBoxes: function (bbox,nodes,values) {
+        var i, m = this.data.length, scale,
+            w = -BIGDIMEN,  // maximum width of non-stretchy items
+            W = w;          // maximum width of all items
+        //
+        //  Get the maximum width
+        //
+        for (i = 0; i < m; i++) {
+          bbox[i] = this.CHTMLbboxFor(i); bbox[i].x = bbox[i].y = 0;
+          if (this.data[i]) bbox[i].stretch = this.data[i].CHTMLcanStretch("Horizontal");
+          scale = (i === this.base ? 1 : bbox[i].rscale);
+          if (i !== this.base) {delete bbox[i].L; delete bbox[i].R} // these are overridden by CSS
+          W = Math.max(W,scale*(bbox[i].w + (bbox[i].L||0) + (bbox[i].R||0)));
+          if (!bbox[i].stretch && W > w) w = W;
+        }
+        if (w === -BIGDIMEN) w = W;
+        //
+        //  Stretch those parts that need it
+        //
+        for (i = 0; i < m; i++) {
+          if (bbox[i].stretch) {
+            scale = (i === this.base ? 1 : bbox[i].rscale);
+            bbox[i] = this.data[i].CHTMLstretchH(nodes[i].firstChild,w/scale);
+            bbox[i].x = bbox[i].y = 0;
+            W = Math.max(W,scale*(bbox[i].w + (bbox[i].L||0) + (bbox[i].R||0)));
+          }
+        }
+        if (!bbox[this.base]) bbox[this.base] = CHTML.BBOX.empty();
+        return W;
+      },
+      //
+      //  Add an overscript
+      //
+      CHTMLaddOverscript: function (over,boxes,values,delta,base,stretch) {
+        var BBOX = this.CHTML;
+        var z1, z2, z3 = CHTML.TEX.big_op_spacing5, k;
+        var obox = boxes[this.over], bbox = boxes[this.base], scale = obox.rscale;
+        //
+        //  Put the base and script into a stack
+        //
+        if (!stretch) {
+          var stack = CHTML.Element("mjx-stack");
+          stack.appendChild(over); stack.appendChild(base);
+        }
+        if (obox.D) obox.d = obox.D;
+        if (obox.d < 0) {
+          //
+          // For negative depths, set the height and align to top
+          // in order to avoid extra baseline space
+          //
+          over.firstChild.style.verticalAlign = "top";
+          over.style.height = CHTML.Em(obox.h+obox.d);
+        }
+        //
+        //  Determine the spacing
+        //
+        obox.x = 0;
+        if (values.accent) {
+          if (obox.w < .001) obox.x += (obox.r - obox.l)/2; // center combining accents
+          k = CHTML.TEX.rule_thickness; z3 = 0;
+          if (bbox.skew) {
+            obox.x += scale*bbox.skew; BBOX.skew = scale*bbox.skew;
+            if (obox.x+scale*obox.w > BBOX.w) BBOX.skew += (BBOX.w - (obox.x+scale*obox.w))/2;
+          }
+        } else {
+          z1 = CHTML.TEX.big_op_spacing1;
+          z2 = CHTML.TEX.big_op_spacing3;
+          k = Math.max(z1,z2-Math.max(0,scale*obox.d));
+        }
+        obox.x += delta/2; obox.y = BBOX.h + k + z3 + scale*obox.d;
+        //
+        //  Position the overscript
+        //
+        if (k) over.style.paddingBottom = CHTML.Em(k/scale);
+        if (z3) over.style.paddingTop = CHTML.Em(z3/scale);
+        return stack;
+      },
+      //
+      //  Add an underscript
+      //
+      CHTMLaddUnderscript: function (under,boxes,values,delta,node,stack,stretch) {
+        var BBOX = this.CHTML;
+        var z1, z2, z3 = CHTML.TEX.big_op_spacing5, k;
+        var ubox = boxes[this.under], scale = ubox.rscale;
+        //
+        //  Create a table for the underscript
+        //
+        if (!stretch) {
+          CHTML.addElement(node,"mjx-itable",{},[
+            ["mjx-row",{},[["mjx-cell"]]],
+            ["mjx-row"]
+          ]);
+          node.firstChild.firstChild.firstChild.appendChild(stack);
+          node.firstChild.lastChild.appendChild(under);
+        }
+        if (ubox.D) ubox.d = ubox.D;
+        if (ubox.d < 0) {
+          //
+          // For negative depths, set the height and align to top
+          // in order to avoid extra baseline space
+          //
+          under.firstChild.style.verticalAlign = "top";
+          node.firstChild.style.marginBottom = CHTML.Em(ubox.d);
+        }
+        //
+        //  determine the spacing
+        //
+        if (values.accentunder) {
+          k = 2*CHTML.TEX.rule_thickness; z3 = 0;
+        } else {
+          z1 = CHTML.TEX.big_op_spacing2;
+          z2 = CHTML.TEX.big_op_spacing4;
+          k = Math.max(z1,z2-scale*ubox.h);
+        }
+        ubox.x = -delta/2; ubox.y = -(BBOX.d + k + z3 + scale*ubox.h);
+        //
+        //  Position the underscript
+        //
+        if (k) under.style.paddingTop = CHTML.Em(k/scale);
+        if (z3) under.style.paddingBottom = CHTML.Em(z3/scale);
+      },
+      //
+      //  Center boxes horizontally, taking offsets into account
+      //
+      CHTMLplaceBoxes: function (base,under,over,values,boxes) {
+        var W = this.CHTML.w, i, m = boxes.length, scale;
+        var BBOX = CHTML.BBOX.zero();
+        BBOX.scale = this.CHTML.scale; BBOX.rscale = this.CHTML.rscale;
+        boxes[this.base].x = boxes[this.base].y = 0; var dx = BIGDIMEN;
+        for (i = 0; i < m; i++) {
+          scale = (i === this.base ? 1 : boxes[i].rscale);
+          var w = scale*(boxes[i].w + (boxes[i].L||0) + (boxes[i].R||0));
+          boxes[i].x += {left:0, center:(W-w)/2, right:W-w}[values.align];
+          if (boxes[i].x < dx) dx = boxes[i].x;
+        }
+        for (i = 0; i < m; i++) {
+          if (this.data[i]) {
+            scale = (i === this.base ? 1 : boxes[i].rscale);
+            if (boxes[i].x - dx) {
+              var node = (i === this.base ? base : i === this.over ? over : under);
+              node.style.paddingLeft = CHTML.Em((boxes[i].x-dx)/scale);
+            }
+            BBOX.combine(boxes[i],boxes[i].x-dx,boxes[i].y);
+          }
+        }
+        this.CHTML = BBOX;
+      },
+      CHTMLstretchV: MML.mbase.CHTMLstretchV,
+      CHTMLstretchH: MML.mbase.CHTMLstretchH,
+      CHTMLchildNode: function (node,i) {
+        var types = ["mjx-op","mjx-under","mjx-over"];
+        if (this.over === 1) types[1] = types[2];
+        return CHTML.getNode(node,types[i]);
+      }
+    });
+
+    /********************************************************/
+    
+    MML.msubsup.Augment({
+      toCommonHTML: function (node,options) {
+        var values = this.getValues(
+           "displaystyle","subscriptshift","superscriptshift","texprimestyle"
+        );
+        //
+        //  Get the nodes for base and limits
+        //
+        var base, sub, sup;
+        if (options && options.stretch) {
+          if (this.data[this.base]) base = CHTML.getNode(node,"mjx-base");
+          if (this.data[this.sub])  sub = CHTML.getNode(node,"mjx-sub");
+          if (this.data[this.sup])  sup = CHTML.getNode(node,"mjx-sup");
+          stack = CHTML.getNode(node,"mjx-stack");
+        } else {
+          var types = ["mjx-base","mjx-sub","mjx-sup"];
+          if (this.sup === 1) types[1] = types[2];
+          node = this.CHTMLdefaultNode(node,{
+            childNodes:types, noBBox:true, forceChild:true, minChildren: 3
+          });
+          base = node.childNodes[this.base];
+          sub = node.childNodes[this.sub]; sup = node.childNodes[this.sup];
+          if (!this.CHTMLnotEmpty(this.data[this.sub])) {node.removeChild(sub); sub = null}
+          if (!this.CHTMLnotEmpty(this.data[this.sup])) {node.removeChild(sup); sup = null}
+          if (node.childNodes.length === 3) {
+            var stack = CHTML.addElement(node,"mjx-stack");
+            stack.appendChild(sup); stack.appendChild(sub);
+          }
+        }
+        //
+        //  Get the bounding boxes and maximum width of scripts
+        //
+        var boxes = [], BBOX = CHTML.BBOX.empty(this.CHTML);
+        for (var i = 0, m = this.data.length; i < m; i++) boxes[i] = this.CHTMLbboxFor(i);
+        var bbox = boxes[this.base] || CHTML.BBOX.empty(),
+            sbox = boxes[this.sub], Sbox = boxes[this.sup];
+        var sscale = (sub ? sbox.rscale : 1), Sscale = (sup ? Sbox.rscale : 1);
+        BBOX.combine(bbox,0,0);
+        //
+        //  Get initial values for parameters
+        //
+        var ex = CHTML.TEX.x_height, s = CHTML.TEX.scriptspace;
+        var q = CHTML.TEX.sup_drop * Sscale, r = CHTML.TEX.sub_drop * sscale;
+        var u = bbox.h - q, v = bbox.d + r, delta = 0, p;
+        if (bbox.ic) {
+          BBOX.w -= bbox.ic;         // remove IC (added by mo and mi)
+          base.style.marginRight = CHTML.Em(-bbox.ic);
+          delta = 1.3*bbox.ic + .05; // make faked IC be closer to expeted results
+        }
+        var bmml = this.data[this.base];
+        if (bmml) {
+          if ((bmml.type === "mrow" || bmml.type === "mstyle") && bmml.data.length === 1) bmml = bmml.data[0];
+          if (bmml.type === "mi" || bmml.type === "mo") {
+            if (CHTML.isChar(bmml.data.join("")) && bbox.rscale === 1 && !bbox.sH &&
+                !bmml.Get("largeop")) {u = v = 0}
+          }
+        }
+        values.subscriptshift   = (values.subscriptshift === ""   ? 0 : this.CHTMLlength2em(values.subscriptshift));
+        values.superscriptshift = (values.superscriptshift === "" ? 0 : this.CHTMLlength2em(values.superscriptshift));
+        //
+        //  Add the super- and subscripts
+        //
+        var x = BBOX.w; if (sub) sbox.w += s; if (sup) Sbox.w += s;
+        if (!sup) {
+          if (sub) {
+            v = Math.max(v,CHTML.TEX.sub1,sscale*sbox.h-(4/5)*ex,values.subscriptshift);
+            sub.style.verticalAlign = CHTML.Em(-v/sscale);
+            sub.style.paddingRight = CHTML.Em(s/sscale);
+            BBOX.combine(sbox,x,-v);
+          }
+        } else {
+          if (!sub) {
+            p = CHTML.TEX[(values.displaystyle ? "sup1" : (values.texprimestyle ? "sup3" : "sup2"))];
+            u = Math.max(u,p,Sscale*Sbox.d+(1/4)*ex,values.superscriptshift);
+            sup.style.verticalAlign = CHTML.Em(u/Sscale);
+            sup.style.paddingLeft = CHTML.Em(delta/Sscale);
+            sup.style.paddingRight = CHTML.Em(s/Sscale);
+            BBOX.combine(Sbox,x+delta,u);
+          } else {
+            v = Math.max(v,CHTML.TEX.sub2);
+            var t = CHTML.TEX.rule_thickness;
+            if ((u - Sscale*Sbox.d) - (sscale*sbox.h - v) < 3*t) {
+              v = 3*t - u + Sscale*Sbox.d + sscale*sbox.h;
+              q = (4/5)*ex - (u - Sscale*Sbox.d);
+              if (q > 0) {u += q; v -= q}
+            }
+            u = Math.max(u,values.superscriptshift);
+            v = Math.max(v,values.subscriptshift);
+            sub.style.paddingRight = CHTML.Em(s/sscale);
+            sup.style.paddingBottom = CHTML.Em(u/Sscale+v/sscale-Sbox.d-sbox.h/sscale*Sscale);
+            sup.style.paddingLeft = CHTML.Em(delta/Sscale);
+            sup.style.paddingRight = CHTML.Em(s/Sscale);
+            stack.style.verticalAlign = CHTML.Em(-v);
+            BBOX.combine(Sbox,x+delta,u);
+            BBOX.combine(sbox,x,-v);
+          }
+        }
+        BBOX.clean();
+        return node;
+      },
+      CHTMLstretchV: MML.mbase.CHTMLstretchV,
+      CHTMLstretchH: MML.mbase.CHTMLstretchH,
+      CHTMLchildNode: function (node,i) {
+        var types = ["mjx-base","mjx-sub","mjx-sup"];
+        if (this.over === 1) types[1] = types[2];
+        return CHTML.getNode(node,types[i]);
+      }
+    });
+
+    /********************************************************/
+    
+    MML.mfrac.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLdefaultNode(node,{
+          childNodes:["mjx-numerator","mjx-denominator"],
+          childOptions: {autowidth: true},
+          forceChild:true, noBBox:true, minChildren:2
+        });
+        var values = this.getValues("linethickness","displaystyle",
+                                    "numalign","denomalign","bevelled");
+        var isDisplay = values.displaystyle;
+        //
+        //  Create the table for the fraction and set the alignment
+        //
+        var num = node.firstChild, denom = node.lastChild;
+        var frac = CHTML.addElement(node,"mjx-box");
+        frac.appendChild(num); frac.appendChild(denom); node.appendChild(frac);
+        if (values.numalign !== "center") num.style.textAlign = values.numalign;
+        if (values.denomalign !== "center") denom.style.textAlign = values.denomalign;
+        //
+        //  Get the bounding boxes for the parts, and determine the placement
+        //  of the numerator and denominator
+        //
+        var nbox = this.CHTMLbboxFor(0), dbox = this.CHTMLbboxFor(1),
+            BBOX = CHTML.BBOX.empty(this.CHTML), nscale = nbox.rscale, dscale = dbox.rscale;
+        values.linethickness = Math.max(0,CHTML.thickness2em(values.linethickness||"0",BBOX.scale));
+        var mt = CHTML.TEX.min_rule_thickness/CHTML.em, a = CHTML.TEX.axis_height;
+        var t = values.linethickness, p,q, u,v;
+        if (values.bevelled) {
+          frac.className += " MJXc-bevelled";
+          var delta = (isDisplay ? .4 : .15);
+          var H = Math.max(nscale*(nbox.h+nbox.d),dscale*(dbox.h+dbox.d)) + 2*delta;
+          var bevel = CHTML.Element("mjx-bevel"); frac.insertBefore(bevel,denom);
+          var bbox = CHTML.createDelimiter(bevel,0x2F,H);
+          u = nscale*(nbox.d-nbox.h)/2+a+delta;
+          v = dscale*(dbox.d-dbox.h)/2+a-delta;
+          if (u) num.style.verticalAlign = CHTML.Em(u/nscale);
+          if (v) denom.style.verticalAlign = CHTML.Em(v/dscale);
+          bevel.style.marginLeft = bevel.style.marginRight = CHTML.Em(-delta/2);
+          BBOX.combine(nbox,0,u);
+          BBOX.combine(bbox,nscale*nbox.w-delta/2,0);
+          BBOX.combine(dbox,nscale*nbox.w+bbox.w-delta,v);
+          BBOX.clean();
+        } else {
+          frac.className += " MJXc-stacked";
+          if (isDisplay) {u = CHTML.TEX.num1; v = CHTML.TEX.denom1}
+            else {u = (t === 0 ? CHTML.TEX.num3 : CHTML.TEX.num2); v = CHTML.TEX.denom2}
+          if (t === 0) { // \atop
+            p = Math.max((isDisplay ? 7 : 3) * CHTML.TEX.rule_thickness, 2*mt); // force to at least 2 px
+            q = (u - nbox.d*nscale) - (dbox.h*dscale - v);
+            if (q < p) {u += (p - q)/2; v += (p - q)/2}
+          } else { // \over
+            p = Math.max((isDisplay ? 2 : 0) * mt + t, t/2 + 1.5*mt);
+            t = Math.max(t,mt);
+            q = (u - nbox.d*nscale) - (a + t/2); if (q < p) u += (p - q);
+            q = (a - t/2) - (dbox.h*dscale - v); if (q < p) v += (p - q);
+            nbox.L = nbox.R = dbox.L = dbox.R = .1;  // account for padding in BBOX width
+            var rule = CHTML.addElement(frac,"mjx-line",{style: {
+              "border-bottom":CHTML.Px(t*BBOX.scale,1)+" solid", top: CHTML.Em(-t/2-a)
+            }});
+          }
+          //
+          //  Determine the new bounding box and place the parts
+          //
+          BBOX.combine(nbox,0,u);
+          BBOX.combine(dbox,0,-v);
+          BBOX.clean();
+          //
+          //  Force elements to the correct width
+          //
+          frac.style.width = CHTML.Em(BBOX.w);
+          num.style.width = CHTML.Em(BBOX.w/nscale);
+          denom.style.width = CHTML.Em(BBOX.w/dscale);
+          if (rule) rule.style.width = frac.style.width;
+          //
+          //  Place the numerator and denominator in relation to the baseline
+          //
+          num.style.top = CHTML.Em(-BBOX.h/nscale);
+          denom.style.bottom = CHTML.Em(-BBOX.d/dscale);
+          //
+          //  Force the size of the surrounding box, since everything is absolutely positioned
+          //
+          CHTML.addElement(node,"mjx-vsize",{style: {
+            height: CHTML.Em(BBOX.h+BBOX.d), verticalAlign: CHTML.Em(-BBOX.d)
+          }});
+        }
+        //
+        //  Add nulldelimiterspace around the fraction
+        //  (TeXBook pg 150 and Appendix G rule 15e)
+        //
+        if (!this.texWithDelims) {
+          var space = CHTML.TEX.nulldelimiterspace;
+          frac.style.padding = "0 "+CHTML.Em(space);
+          BBOX.l += space; BBOX.r += space; BBOX.w += 2*space;
+        }
+        //
+        //  Return the completed fraction
+        //
+        return node;
+      },
+      CHTMLcanStretch: function (direction) {return false}
+    });
+
+    /********************************************************/
+    
+    MML.msqrt.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLdefaultNode(node,{
+          childNodes:["mjx-box","mjx-root"], forceChild:true, noBBox:true
+        });
+        var base = node.firstChild || CHTML.Element("mjx-box");
+        var sqrt = CHTML.addElement(node,"mjx-box"); sqrt.appendChild(base);
+        var bbox = this.CHTMLbboxFor(0), BBOX = CHTML.BBOX.empty(this.CHTML);
+        var t = CHTML.TEX.rule_thickness, T = CHTML.TEX.surd_height, p = t, q, H;
+        if (this.Get("displaystyle")) p = CHTML.TEX.x_height;
+        q = t + p/4;
+        H = bbox.h + bbox.d + q + t;
+        var surd = CHTML.Element("mjx-surd"); sqrt.insertBefore(surd,base);
+        var sbox = CHTML.createDelimiter(surd,0x221A,[H-.04,H]);
+        if (sbox.h + sbox.d > H) q = ((sbox.h+sbox.d) - (H-t))/2;
+        H = bbox.h + q + t;
+        var x = this.CHTMLaddRoot(node,sbox,sbox.h+sbox.d-H);
+        base.style.paddingTop = CHTML.Em(q); 
+        base.style.borderTop = CHTML.Px(T*bbox.scale,1)+" solid";
+        sqrt.style.paddingTop = CHTML.Em(2*t-T);  // use wider line, but don't affect height
+        bbox.h += q + 2*t;
+        BBOX.combine(sbox,x,H-sbox.h);
+        BBOX.combine(bbox,x+sbox.w,0);
+        BBOX.clean();
+        return node;
+      },
+      CHTMLaddRoot: function () {return 0},
+      CHTMLhandleBBox: function (node) {
+        var bbox = this.CHTMLbboxFor(0);
+        delete bbox.pwidth;
+        this.SUPER(arguments).CHTMLhandleBBox.apply(this,arguments);
+      }
+    });
+
+    /********************************************************/
+    
+    MML.mroot.Augment({
+      toCommonHTML: MML.msqrt.prototype.toCommonHTML,
+      CHTMLhandleBBox: MML.msqrt.prototype.CHTMLhandleBBox,
+      CHTMLaddRoot: function (sqrt,sbox,d) {
+        if (!this.data[1]) return;
+        var BBOX = this.CHTML, bbox = this.data[1].CHTML, root = sqrt.firstChild;
+        var scale = bbox.rscale;
+        var h = this.CHTMLrootHeight(bbox,sbox,BBOX.scale)-d;
+        var w = Math.min(bbox.w,bbox.r); // remove extra right-hand padding, if any
+        var dx = Math.max(w,sbox.offset/scale); 
+        if (h) root.style.verticalAlign = CHTML.Em(h/scale);
+        if (dx > w) root.firstChild.style.paddingLeft = CHTML.Em(dx-w);
+        dx -= sbox.offset/scale;
+        root.style.width = CHTML.Em(dx);
+        BBOX.combine(bbox,0,h);
+        return dx*scale;
+      },
+      CHTMLrootHeight: function (bbox,sbox,scale) {
+        return .45*(sbox.h+sbox.d-.9*scale) + .6*scale + Math.max(0,bbox.d*bbox.scale-.075);
+      }
+    });
+    
+    /********************************************************/
+    
+    MML.mfenced.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLcreateNode(node);
+        this.CHTMLhandleStyle(node);
+        this.CHTMLhandleScale(node);
+        //
+        //  Make row of open, data, sep, ... data, close
+        //
+        this.CHTMLaddChild(node,"open",{});
+        for (var i = 0, m = this.data.length; i < m; i++) {
+          this.CHTMLaddChild(node,"sep"+i,{});
+          this.CHTMLaddChild(node,i,{});
+        }
+        this.CHTMLaddChild(node,"close",{});
+        //
+        //  Check for stretching the elements
+        //
+        var H = this.CHTML.h, D = this.CHTML.d;
+        this.CHTMLstretchChildV("open",H,D);
+        for (i = 0, m = this.data.length; i < m; i++) {
+          this.CHTMLstretchChildV("sep"+i,H,D);
+          this.CHTMLstretchChildV(i,H,D);
+        }
+        this.CHTMLstretchChildV("close",H,D);
+        this.CHTMLhandleSpace(node);
+        this.CHTMLhandleBBox(node);
+        this.CHTMLhandleColor(node);
+        return node;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.mrow.Augment({
+      toCommonHTML: function (node,options) {
+        options = options || {};
+        node = this.CHTMLdefaultNode(node);
+        var bbox = this.CHTML, H = bbox.h, D = bbox.d, hasNegative;
+        for (var i = 0, m = this.data.length; i < m; i++) {
+          this.CHTMLstretchChildV(i,H,D);
+          if (this.data[i] && this.data[i].CHTML && this.data[i].CHTML.w < 0) hasNegative = true;
+        }
+        if (this.CHTMLlineBreaks()) {
+          this.CHTMLmultiline(node);
+          if (options.autowidth) node.style.width = "";
+        } else {
+          if (hasNegative && bbox.w) node.style.width = CHTML.Em(Math.max(0,bbox.w));
+          if (bbox.w < 0) node.style.marginRight = CHTML.Em(bbox.w);
+        }
+        return node;
+      },
+      CHTMLlineBreaks: function () {
+        if (!this.parent.linebreakContainer) return false;
+        return (LINEBREAKS.automatic && this.CHTML.w > CHTML.linebreakWidth) || this.hasNewline();
+      },
+      CHTMLstretchV: function (h,d) {
+        this.CHTMLstretchChildV(this.CoreIndex(),h,d);
+        return this.CHTML;
+      },
+      CHTMLstretchH: function (node,w) {
+        this.CHTMLstretchChildH(this.CoreIndex(),w,node);
+        return this.CHTML;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.TeXAtom.Augment({
+      toCommonHTML: function (node,options) {
+        if (!options || !options.stretch) node = this.CHTMLdefaultNode(node);
+        if (this.texClass === MML.TEXCLASS.VCENTER) {
+          var a = CHTML.TEX.axis_height, BBOX = this.CHTML;
+          var v = a-(BBOX.h+BBOX.d)/2+BBOX.d;
+          if (Math.abs(v) > .001) {
+            node.style.verticalAlign = CHTML.Em(v);
+            BBOX.h += v; BBOX.t += v; BBOX.d -= v; BBOX.b -= v;
+          }
+        }
+        return node;
+      },
+      CHTMLstretchV: function (h,d) {
+        this.CHTMLupdateFrom(this.Core().CHTMLstretchV(h,d));
+        this.toCommonHTML(this.CHTMLnodeElement(),{stretch:true});
+        return this.CHTML;
+      },
+      CHTMLstretchH: function (node,w) {
+        this.CHTMLupdateFrom(this.CHTMLstretchCoreH(node,w));
+        this.toCommonHTML(node,{stretch:true});
+        return this.CHTML;
+      }
+    });
+
+    /********************************************************/
+    
+    MML.semantics.Augment({
+      toCommonHTML: function (node) {
+        node = this.CHTMLcreateNode(node);
+	if (this.data[0]) {
+	  this.data[0].toCommonHTML(node);
+	  this.CHTMLupdateFrom(this.data[0].CHTML);
+          this.CHTMLhandleBBox(node);
+	}
+        return node;
+      }
+    });
+    MML.annotation.Augment({toCommonHTML: function(node) {return this.CHTMLcreateNode(node)}});
+    MML["annotation-xml"].Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+
+    /********************************************************/
+
+    MML.ms.Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+    MML.mglyph.Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+    MML.menclose.Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+    MML.maction.Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+    MML.mmultiscripts.Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+    MML.mtable.Augment({toCommonHTML: MML.mbase.CHTMLautoload});
+    
+    /********************************************************/
+    
+    //
+    //  Loading isn't complete until the element jax is modified,
+    //  but can't call loadComplete within the callback for "mml Jax Ready"
+    //  (it would call CommonHTML's Require routine, asking for the mml jax again)
+    //  so wait until after the mml jax has finished processing.
+    //  
+    //  We also need to wait for the onload handler to run, since the loadComplete
+    //  will call Config and Startup, which need to modify the body.
+    //
+    MathJax.Hub.Register.StartupHook("onLoad",function () {
+      setTimeout(MathJax.Callback(["loadComplete",CHTML,"jax.js"]),0);
+    });
+  });
+
+  MathJax.Hub.Register.StartupHook("End Cookie", function () {  
+    if (HUB.config.menuSettings.zoom !== "None")
+      {AJAX.Require("[MathJax]/extensions/MathZoom.js")}
+  });
+    
+})(MathJax.Ajax,MathJax.Hub,MathJax.HTML,MathJax.OutputJax.CommonHTML);
+// @license-end
diff --git a/js/mathjax/jax/output/NativeMML/config.js b/js/mathjax/jax/output/NativeMML/config.js
new file mode 100644
index 0000000..a0f7480
--- /dev/null
+++ b/js/mathjax/jax/output/NativeMML/config.js
@@ -0,0 +1,54 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/NativeMML/config.js
+ *  
+ *  Initializes the NativeMML OutputJax (the main definition is in
+ *  MathJax/jax/input/NativeMML/jax.js, which is loaded when needed).
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2009-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.OutputJax.NativeMML = MathJax.OutputJax({
+  id: "NativeMML",
+  version: "2.7.9",
+  directory: MathJax.OutputJax.directory + "/NativeMML",
+  extensionDir: MathJax.OutputJax.extensionDir + "/NativeMML",
+  
+  config: {
+    matchFontHeight: true,   // try to match math font height to surrounding font?
+    scale: 100,              // scaling factor for all math
+    minScaleAdjust: 50,      // minimum scaling to adjust to surrounding text
+                             //  (since the code for that is a bit delicate)
+
+    styles: {
+      "div.MathJax_MathML": {
+        "text-align": "center",
+        margin: ".75em 0px"
+      }
+    }
+  }
+});
+
+if (!MathJax.Hub.config.delayJaxRegistration)
+  MathJax.OutputJax.NativeMML.Register("jax/mml");
+
+MathJax.OutputJax.NativeMML.loadComplete("config.js");
+// @license-end
diff --git a/js/mathjax/jax/output/NativeMML/jax.js b/js/mathjax/jax/output/NativeMML/jax.js
new file mode 100644
index 0000000..75da9f5
--- /dev/null
+++ b/js/mathjax/jax/output/NativeMML/jax.js
@@ -0,0 +1,1433 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/NativeMML/jax.js
+ *
+ *  Implements the NativeMML OutputJax that displays mathematics
+ *  using a browser's native MathML capabilities (if any).
+ *  
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2010-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+(function (nMML,HUB,AJAX,HTML) {
+  var MML, isMSIE = HUB.Browser.isMSIE;
+  
+  var EVENT, TOUCH, HOVER, ZOOM; // filled in later
+
+  HUB.Register.StartupHook("MathZoom Ready",function () {ZOOM = MathJax.Extension.MathZoom});
+  
+  var NOPADDING = function (side,obj) {
+    var span = HTML.Element("span"); side = "padding"+side;
+    if (obj) {
+      span.style.cssText = (obj.getAttribute("style")||"");
+      if (span.style.padding === "" && (span.style[side]||"") === "") {
+        span.style[side] = "0px"; obj.setAttribute("style",span.style.cssText)
+      }
+    }
+  };
+  
+  var CELLSPACING = function (obj,rowSpacing,columnSpacing) {
+    //
+    // Webkit default padding on mtd cells is simply
+    //
+    // mtd {padding: 0.5ex;}
+    //
+    // Gecko default padding on mtd cells is
+    //
+    // mtd {padding-right: 0.4em;
+    //      padding-left: 0.4em;
+    //      padding-bottom: 0.5ex;
+    //      padding-top: 0.5ex;}
+    // mtr:first-child > mtd {padding-top: 0ex;}
+    // mtr:last-child > mtd {padding-bottom: 0ex;}
+    // mtd:first-child {padding-left: 0em;}
+    // mtd:last-child {padding-right: 0em;}
+    //
+    // that is the columnspacing/rowspacing is split into two adjacent cells,
+    // and the periphery of boundary cells is set to zero.
+    //
+    // Here, we will set the left/top padding of each cell to
+    // rowSpacing/columnSpacing (or 0px for the leftmost/topmost cells) and
+    // reset the right/bottom padding to zero.
+    //
+    if (obj) {
+      var span = HTML.Element("span");
+      span.style.cssText = (obj.getAttribute("style")||"");
+      if (span.style.padding === "") {
+        var padding = { paddingLeft: columnSpacing, paddingTop: rowSpacing,
+                        paddingRight: "0px", paddingBottom: "0px" };
+        for (var side in padding) {if (padding.hasOwnProperty(side)) {
+          if ((span.style[side]||"") === "") {span.style[side] = padding[side];}
+        }}
+      }
+      obj.setAttribute("style",span.style.cssText);
+    }
+  };
+ 
+  nMML.Augment({
+    //
+    //  User can configure styles
+    //
+    config: {
+      styles: {
+        ".MathJax_MathML": {
+          "font-style":      "normal",
+          "font-weight":     "normal",
+          "line-height":     "normal",
+          "font-size":       "100%",
+          "font-size-adjust":"none",
+          "text-indent":     0,
+          "text-align":      "left",
+          "text-transform":  "none",
+          "letter-spacing":  "normal",
+          "word-spacing":    "normal",
+          "word-wrap":       "normal",
+          "white-space":     "nowrap",
+          "float":           "none",
+          "direction":       "ltr",
+          "max-width": "none", "max-height": "none",
+          "min-width": 0, "min-height": 0,
+          border: 0, padding: 0, margin: 0
+        },
+        
+        "span.MathJax_MathML": {
+          display: "inline!important"
+        },
+        
+        "div.MathJax_MathML": {
+          display: "block!important"
+        },
+        
+        ".MathJax_mmlExBox": {
+          display:"block!important", overflow:"hidden",
+          height:"1px", width:"60ex",
+          "min-height": 0, "max-height":"none",
+          padding:0, border: 0, margin: 0
+        }
+      }
+    },
+    handlesVariants: false, // true if native support for mathvariants
+    settings: HUB.config.menuSettings,
+    ex: 1, scale: 1,  // filled in later
+    adjustWidths: [], // array of elements to have their widths adjusted
+    
+    Config: function () {
+      this.SUPER(arguments).Config.call(this);
+      if (this.settings.scale) {this.config.scale = this.settings.scale}
+      //
+      //  Insert styling to take account of displayAlign and displayIndent
+      //
+      if (HUB.config.displayAlign !== "center") {
+        var align = HUB.config.displayAlign, indent = HUB.config.displayIndent;
+        var def = {"text-align": align+"!important"}; def["margin-"+align] = indent+"!important";
+        HUB.Insert(this.config.styles,{
+          "div.MathJax_MathML": def,
+          "div.MathJax_MathML math": {"text-align": align},
+          "div.MathJax_MathContainer > span": {"text-align": align+"!important"}
+        });
+      }
+      if (!this.require) {this.require = []}
+      this.require.push(MathJax.OutputJax.extensionDir+"/MathEvents.js");
+    },
+    Startup: function () {
+      //  Set up event handling
+      EVENT = MathJax.Extension.MathEvents.Event;
+      TOUCH = MathJax.Extension.MathEvents.Touch;
+      HOVER = MathJax.Extension.MathEvents.Hover;
+      this.ContextMenu = EVENT.ContextMenu;
+      this.Mousedown   = EVENT.AltContextMenu;
+      this.Mouseover   = HOVER.Mouseover;
+      this.Mouseout    = HOVER.Mouseout;
+      this.Mousemove   = HOVER.Mousemove;
+
+      if (!HUB.Browser.hasMathPlayer) {
+        // Used in preTranslate to get scaling factors
+        this.EmExSpan = HTML.Element("span",
+          {style:{position:"absolute","font-size-adjust":"none"}},
+          [
+            ["div",{className:"MathJax_mmlExBox"}],
+            ["span",{className:"MathJax_MathML"}]
+          ]
+        );
+        MML.math(MML.mspace().With({width:"60ex"})).toNativeMML(this.EmExSpan.lastChild);
+      }
+
+      //  Set up styles
+      return AJAX.Styles(this.config.styles);
+    },
+    //
+    //  Set up MathPlayer for IE on the first time through.
+    //  Get the ex and em sizes.
+    //
+    InitializeMML: function () {
+      this.initialized = true;
+      if (HUB.Browser.hasMathPlayer) {
+        try {
+          //
+          //  Insert data needed to use MathPlayer for MathML output
+          //
+          if (!HUB.Browser.mpNamespace) {
+            var mathplayer = document.createElement("object");
+            mathplayer.id = "mathplayer"; mathplayer.classid = "clsid:32F66A20-7614-11D4-BD11-00104BD3F987";
+            document.getElementsByTagName("head")[0].appendChild(mathplayer);
+            document.namespaces.add("m","http://www.w3.org/1998/Math/MathML");
+            HUB.Browser.mpNamespace = true;
+          }
+          if (!HUB.Browser.mpImported) {
+            document.namespaces.m.doImport("#mathplayer");
+            HUB.Browser.mpImported = true;
+          }
+        } catch (err) {
+          //
+          //  If that fails, give an alert about security settings
+          //
+          if (!this.config.noMathPlayerWarning) {
+	    alert(MathJax.Localization._(["MathML", "MathPlayer"],
+	          "MathJax was not able to set up MathPlayer.\n\n"+
+	          "If MathPlayer is not installed, you need to install it first.\n"+
+	          "Otherwise, your security settings may be preventing ActiveX     \n"+
+	          "controls from running.  Use the Internet Options item under\n"+
+	          "the Tools menu and select the Security tab, then press the\n"+
+	          "Custom Level button. Check that the settings for\n"+
+	          "'Run ActiveX Controls', and 'Binary and script behaviors'\n"+
+	          "are enabled.\n\n"+
+	          "Currently you will see error messages rather than\n"+
+	          "typeset mathematics."));
+          }
+        }
+      } else {
+        //
+        //  Get the default sizes (need styles in place to do this)
+        //
+        document.body.appendChild(this.EmExSpan);
+        this.defaultEx  = this.EmExSpan.firstChild.offsetWidth/60;
+        this.defaultMEx = this.EmExSpan.lastChild.offsetWidth/60;
+        document.body.removeChild(this.EmExSpan);
+      }
+    },
+    
+    preTranslate: function (state) {
+      var scripts = state.jax[this.id], i, m = scripts.length,
+          script, prev, span, test, math, jax, ex, mex, scale;
+      for (i = 0; i < m; i++) {
+        script = scripts[i]; if (!script.parentNode) continue;
+	if (!this.initialized) {this.InitializeMML()}
+        //
+        //  Remove any existing output
+        //
+        prev = script.previousSibling;
+        if (prev && prev.className === "MathJax_MathML") {prev.parentNode.removeChild(prev)}
+        //
+        //  Add the MathJax span
+        //
+        jax = script.MathJax.elementJax; if (!jax) continue;
+        math = jax.root; jax.NativeMML = {};
+        var type = (math.Get("display") === "block" ? "div" : "span");
+	span = HTML.Element(type,{
+	  className: "MathJax_MathML", id:jax.inputID+"-Frame"
+	},[["span",{
+            className:"MathJax_MathContainer", isMathJax: true, jaxID:this.id,
+            style:{position:"relative", display:"inline-block", "white-space":"nowrap"}
+          }, [["span",{isMathJax:true, style:{display:"inline-block"}}]] // for Firefox hover and zoom
+	]]);
+        script.parentNode.insertBefore(span,script);
+        //
+        //  Add the test span for determining scales
+        //
+        if (!isMSIE) {script.parentNode.insertBefore(this.EmExSpan.cloneNode(true),script)}
+      }
+      //
+      //  Determine the scaling factors for each script
+      //  (this only requires one reflow rather than a reflow for each equation)
+      //
+      for (i = 0; i < m; i++) {
+        script = scripts[i]; if (!script.parentNode) continue;
+        jax = script.MathJax.elementJax; if (!jax) continue;
+        if (!isMSIE) {
+          test = script.previousSibling;
+          ex = test.firstChild.offsetWidth/60;
+          mex = test.lastChild.offsetWidth/60;
+          if (ex === 0 || ex === "NaN") {ex = this.defaultEx; mex = this.defaultMEx}
+          scale = (this.config.matchFontHeight && mex > 1 ? ex/mex : 1);
+          scale = Math.floor(Math.max(this.config.minScaleAdjust/100,scale) * this.config.scale);
+          jax.NativeMML.ex = ex; jax.NativeMML.mex = mex;
+        } else {scale = 100}
+        jax.NativeMML.fontSize = scale+"%";
+        jax.NativeMML.scale = scale/100;
+      }
+      //
+      //  Remove the test spans used for determining scales
+      //
+      if (!isMSIE) {
+        for (i = 0; i < m; i++) {
+          script = scripts[i];
+          if (script.parentNode && script.MathJax.elementJax) {
+            script.parentNode.removeChild(script.previousSibling);
+          }
+        }
+      }
+    },
+
+    //
+    //  Add a SPAN to use as a container, and render the math into it
+    //  
+    Translate: function (script) {
+      if (!script.parentNode) return;
+      //
+      //  Get the jax and the container and set the size
+      //
+      var jax = script.MathJax.elementJax, math = jax.root;
+      var span = document.getElementById(jax.inputID+"-Frame"); if (!span) return;
+      var container = span.firstChild, mspan = container.firstChild;
+      this.ex = jax.NativeMML.ex || this.defaultEx;
+      this.scale = jax.NativeMML.scale || 1;
+      if (this.scale !== 1) {span.style.fontSize = jax.NativeMML.fontSize}
+      //
+      //  Convert to MathML (if restarted, remove any partial math)
+      //
+      try {math.toNativeMML(mspan,jax)} catch (err) {
+        if (err.restart) {while (mspan.firstChild) {mspan.removeChild(mspan.firstChild)}}
+        throw err;
+      }
+      //
+      //  Add event handlers
+      //
+      if (isMSIE) {
+        if (container.addEventListener) {
+          for (var id in this.MSIE9events) {if (this.MSIE9events.hasOwnProperty(id)) {
+            container.addEventListener(id,this.MSIE9event,true);
+          }}
+        } else {
+          var config = (this.config.showMathMenuMSIE != null ? this : HUB).config;
+          if (config.showMathMenuMSIE && !this.settings.mpContext && !this.settings.mpMouse)
+                {this.MSIEoverlay(container)} else
+                {container.style.position = ""; mspan.firstChild.onmousedown = this.MSIEaltMenu}
+        }
+      } else {
+        container.oncontextmenu = EVENT.Menu;
+        container.onmouseover   = EVENT.Mouseover;
+        container.onmouseout    = EVENT.Mouseout;
+        container.onmousedown   = EVENT.Mousedown;
+        container.onclick       = EVENT.Click;
+        container.ondblclick    = EVENT.DblClick;
+        // Added for keyboard accessible menu.
+        container.onkeydown = EVENT.Keydown;
+        container.tabIndex = HUB.getTabOrder(jax);
+	if (HUB.Browser.noContextMenu) {
+	  container.ontouchstart = TOUCH.start;
+	  container.ontouchend   = TOUCH.end;
+	}
+      }
+    },
+
+    postTranslate: function (state) {
+      if (this.forceReflow) {
+        //
+        //  Firefox messes up some mtable's when they are dynamically created
+        //  but gets them right on a reflow, so force reflow by toggling a stylesheet
+        //
+        var sheet = (document.styleSheets||[])[0]||{};
+        sheet.disabled = true; sheet.disabled = false;
+      }
+    },
+    
+    //
+    //  Remove MathML preceding the script
+    //
+    Remove: function (jax) {
+      var span = jax.SourceElement(); if (!span) return;
+      span = span.previousSibling; if (!span) return;
+      if (span.className.match(/MathJax_MathML/)) {span.parentNode.removeChild(span)}
+    },
+    //
+    //  The namespace to use for MML
+    //
+    MMLnamespace: "http://www.w3.org/1998/Math/MathML",
+
+    isFullWidth: function (node) {
+      if (!node) return;
+      var width = node.getAttribute("width") ||
+                  (String(node.getAttribute("style")).match(/(?:^| )width: *([^; ]*)/)||[])[1];
+      if (width) return !!width.match(/%/);
+      if (node.nodeName.match(/^(semantics|math|mstyle)$/)) {
+        width = this.isFullWidth(node.firstChild);
+      } else if (node.nodeName.toLowerCase() === "mrow") {
+        for (var i = 0, m = node.childNodes.length; i < m && !width; i++)
+          width = this.isFullWidth(node.childNodes[i]);
+      }
+      if (width) {
+        var style = "width:100%; "+(node.getAttribute("style")||"");
+        node.setAttribute("style",style.replace(/ +$/,""));
+      }
+      return width;
+    },
+    
+    //
+    //  For MSIE, we must overlay the MathPlayer object to trap the events
+    //  (since they can't be cancelled when the events are on the <math> tag
+    //  itself).  The events we DON'T want are transferred to the math element,
+    //  and the others are handled directly.
+    //
+    MSIEoverlay: function (span) {
+      var math = span.firstChild;
+      if (math.nodeName.toLowerCase() === "span") {math = math.firstChild}
+      var bbox = this.getHoverBBox(null,math,{});
+      HTML.addElement(span,"span",{
+        style:{display:"inline-block", width:0, height:0, position:"relative"}
+      },[["span",{isMathJax: true, className: "MathJax_MathPlayer_Overlay",
+        style:{
+          display:"inline-block", position:"absolute",
+          left:HOVER.Px(-bbox.w), top:HOVER.Px(-bbox.h-(bbox.y||0)-1),
+          width:HOVER.Px(bbox.w), height:HOVER.Px(bbox.h+bbox.d), cursor:"pointer",
+          "background-color":"white", filter:"alpha(opacity=0)"
+        }
+      }]]);
+      HUB.Insert(span,{
+        msieMath: math,
+        onmousedown: this.MSIEevent, oncontextmenu: this.MSIEevent, onclick: this.MSIEevent,
+        onmouseup: this.MSIEevent, onmousemove: this.MSIEevent, ondblclick: this.MSIEevent,
+        onmouseover: this.MSIEevent, onmouseout: this.MSIEevent
+      });
+    },
+    MSIEevents: {
+      mousedown:"Mousedown", contextmenu:"ContextMenu", click:"Click",
+      mouseup:"Mouseup", mousemove:"Mousemove", dblclick: "DblClick",
+      mouseover:"Mouseover", mouseout:"Mouseout"
+    },
+    MSIEevent: function () {
+      var event = window.event;
+      var type = nMML.MSIEevents[event.type];
+      if (nMML[type] && nMML[type](event,this) === false) {return false}
+      if (ZOOM && ZOOM.HandleEvent(event,type,this) === false) {return false}
+      if (event.srcElement.className === "MathJax_MathPlayer_Overlay" && this.msieMath.fireEvent) {
+        //
+        //  For now, ignore all other events.  This will disable MathPlayer's zoom
+        //  feature, but also its <maction> support.
+        //
+        if (type === "ContextMenu" || type === "Mouseover" || type === "Mouseout")
+          {this.msieMath.fireEvent("on"+event.type,event)}
+      }
+      return EVENT.False(event);
+    },
+    MSIEaltMenu: function () {
+      var container = this.parentNode.parentNode;
+      while (!container.jaxID) {container = container.parentNode}
+      EVENT.AltContextMenu(window.event,container);
+    },
+
+    MSIE9events: {
+      contextmenu:"Menu", click:"Click", dblclick: "DblClick",
+      mouseup:"False", mouseover:"Mouseover", mouseout:"Mouseout"
+    },
+    MSIE9event: function (event) {
+      if (event.type === "contextmenu" && nMML.settings.mpContext) {return true}
+      if (event.type === "mouseup" && nMML.settings.mpMouse) {return true}
+      if (event.type === "click" && nMML.settings.mpContext)
+        {return EVENT.AltContextMenu(event,this)}
+      var type = nMML.MSIE9events[event.type];
+      return EVENT[type].call(this,event);
+    },
+
+    getJaxFromMath: function (math) {
+      math = math.parentNode;
+      do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script");
+      return HUB.getJaxFor(math);
+    },
+    getHoverSpan: function (jax,math) {return math.firstChild},
+    getHoverBBox: function (jax,span,math) {return EVENT.getBBox(span.parentNode)},
+
+    Zoom: function (jax,span,math,Mw,Mh) {
+      jax.root.toNativeMML(span);
+      if (this.msieIE8HeightBug) {span.style.position = "absolute"}
+      if (nMML.widthBug) {span.style.width = span.parentNode.style.width = ""}
+      if (span.parentNode.style.width.match(/%$/)) 
+        {span.parentNode.style.minWidth = Math.ceil(3*Mh/4)+"px"} // for full-width tables
+      var mW = math.offsetWidth  || math.scrollWidth,
+          mH = math.offsetHeight || math.scrollHeight;
+      var zW = span.offsetWidth, zH = span.offsetHeight;
+      if (nMML.widthBug || span.style.width.match(/%/)) {
+        //
+        //  FF doesn't get width of <math> right, so get it from <mrow>
+        //
+        var W = span.firstChild.firstChild.scrollWidth;
+        if (W > zW) {zW = W; span.parentNode.style.width = span.style.minWidth = zW + "px";}
+      }
+      if (this.msieIE8HeightBug) {span.style.position = ""}
+      return {Y:-EVENT.getBBox(span.parentNode).h, mW:mW, mH:mH, zW:zW, zH:zH}
+    },
+
+    NAMEDSPACE: {
+      negativeveryverythinmathspace:  "-.0556em",
+      negativeverythinmathspace:      "-.1111em",
+      negativethinmathspace:          "-.1667em",
+      negativemediummathspace:        "-.2222em",
+      negativethickmathspace:         "-.2778em",
+      negativeverythickmathspace:     "-.3333em",
+      negativeveryverythickmathspace: "-.3889em",
+      veryverythinmathspace:          ".0556em",
+      verythinmathspace:              ".1111em",
+      thinmathspace:                  ".1667em",
+      mediummathspace:                ".2222em",
+      thickmathspace:                 ".2778em",
+      verythickmathspace:             ".3333em",
+      veryverythickmathspace:         ".3889em"
+    }
+  });
+
+  HUB.Register.StartupHook("mml Jax Ready",function () {
+
+    MML = MathJax.ElementJax.mml;
+
+    MML.mbase.Augment({
+      //
+      //  Add a MathML tag of the correct type, and set its attributes
+      //    then populate it with its children and append it to the parent
+      //
+      toNativeMML: function (parent) {
+	var tag = this.NativeMMLelement(this.type);
+	this.NativeMMLattributes(tag);
+	for (var i = 0, m = this.data.length; i < m; i++) {
+	  if (this.data[i]) {this.data[i].toNativeMML(tag)}
+	    else {tag.appendChild(this.NativeMMLelement("mrow"))}
+	}
+	parent.appendChild(tag);
+      },
+      //
+      //  Look for attributes that are different from the defaults
+      //    and set those in the tag's attribute list
+      //
+      NativeMMLattributes: function (tag) {
+	var defaults = (this.type === "mstyle" ? MML.math.prototype.defaults : this.defaults);
+        var names = (this.attrNames||MML.copyAttributeNames),
+            skip = MML.skipAttributes, copy = MML.copyAttributes;
+        if (!this.attrNames) {
+          for (var id in defaults) {if (!skip[id] && !copy[id] && defaults.hasOwnProperty(id)) {
+	    if (this[id] != null && this[id] !== defaults[id]) {
+              if (this.Get(id,null,1) !== this[id]) 
+                tag.setAttribute(id,this.NativeMMLattribute(this[id]));
+            }
+          }}
+        }
+	for (var i = 0, m = names.length; i < m; i++) {
+          if (copy[names[i]] === 1 && !defaults.hasOwnProperty(names[i])) continue;
+          var value = (this.attr||{})[names[i]]; if (value == null) {value = this[names[i]]}
+          if (value != null) {tag.setAttribute(names[i],this.NativeMMLattribute(value))}
+	}
+        this.NativeMMLclass(tag);
+      },
+      NativeMMLclass: function (tag) {
+        var CLASS = []; if (this["class"]) {CLASS.push(this["class"])}
+        if (this.isa(MML.TeXAtom)) {
+          var TEXCLASS = ["ORD","OP","BIN","REL","OPEN","CLOSE","PUNCT","INNER","VCENTER"][this.texClass];
+          if (TEXCLASS) {
+            CLASS.push("MJX-TeXAtom-"+TEXCLASS)
+            if (TEXCLASS === "OP" && !this.movablelimits) CLASS.push("MJX-fixedlimits");
+          }
+        }
+        if (this.mathvariant && this.NativeMMLvariants[this.mathvariant])
+          {CLASS.push("MJX"+this.mathvariant)}
+        if (this.variantForm) {CLASS.push("MJX-variant")}
+        if (CLASS.length) {tag.setAttribute("class",CLASS.join(" "))}
+      },
+      NativeMMLattribute: function (value) {
+	value = String(value);
+	if (nMML.NAMEDSPACE[value]) {value = nMML.NAMEDSPACE[value]} // MP doesn't do negative spaces
+	else if (value.match(/^\s*(([-+])?(\d+(\.\d*)?|\.\d+))\s*mu\s*$/))
+          {value = (RegExp.$2||"")+((1/18)*RegExp.$3).toFixed(3).replace(/\.?0+$/,"")+"em"} // FIXME:  should take scriptlevel into account
+	else if (this.NativeMMLvariants[value]) {value = this.NativeMMLvariants[value]}
+	return value;
+      },
+      NativeMMLvariants: {
+        "-tex-caligraphic":      MML.VARIANT.SCRIPT,
+        "-tex-caligraphic-bold": MML.VARIANT.BOLDSCRIPT,
+        "-tex-oldstyle":         MML.VARIANT.NORMAL,
+        "-tex-oldstyle-bold":    MML.VARIANT.BOLD,
+        "-tex-mathit":           MML.VARIANT.ITALIC
+      },
+      //
+      //  Create a MathML element
+      //
+      NativeMMLelement: function (type) {
+        var math = ( HUB.Browser.mpNamespace ? document.createElement("m:"+type) :
+                   (document.createElementNS ? document.createElementNS(nMML.MMLnamespace,type) :
+                                               document.createElement(type)));
+        math.isMathJax = true;
+        return math;
+      }
+    });
+    
+    MML.mrow.Augment({
+      //
+      //  Make inferred rows not include an mrow tag
+      //
+      toNativeMML: function (parent) {
+        var i, m;
+	if (this.inferred  && this.parent.inferRow) {
+	  for (i = 0, m = this.data.length; i < m; i++) {
+	    if (this.data[i]) {this.data[i].toNativeMML(parent)}
+	      else {parent.appendChild(this.NativeMMLelement("mrow"))}
+	  }
+	} else if (nMML.stretchyMoBug && (this.open || this.close)) {
+          //
+          // This element contains opening and/or closing fences. Opera is not
+          // able to stretch <mo> operators, so let's use an <mfenced> element
+          // instead.
+          //
+          var mfenced = this.NativeMMLelement("mfenced");
+          this.NativeMMLattributes(mfenced);
+          i = 0, m = this.data.length;
+          if (this.open) { mfenced.setAttribute("open", this.open); i++; }
+          if (this.close) { mfenced.setAttribute("close", this.close); m--; }
+          var tag = mfenced;
+          if (m - i + 1 > 1) {
+            //
+            // If there are several children, put them in an <mrow>
+            //
+            tag = this.NativeMMLelement("mrow");
+	    parent.appendChild(mfenced);
+            parent = mfenced;
+          }
+          for (; i < m; i++) {
+	    if (this.data[i]) {this.data[i].toNativeMML(tag)}
+	    else {tag.appendChild(this.NativeMMLelement("mrow"))}
+	  }
+	  parent.appendChild(tag);
+        } else {
+	  this.SUPER(arguments).toNativeMML.call(this,parent);
+	}
+      }
+    });
+
+    MML.msubsup.Augment({
+      //
+      //  Use proper version of msub, msup, or msubsup, depending on
+      //  which items are present
+      //
+      toNativeMML: function (parent) {
+	var type = this.type;
+	if (this.data[this.sup] == null) {type = "msub"}
+	if (this.data[this.sub] == null) {type = "msup"}
+	var tag = this.NativeMMLelement(type);
+	this.NativeMMLattributes(tag);
+	if (this.data[0]) {delete this.data[0].inferred}
+	for (var i = 0, m = this.data.length; i < m; i++)
+	  {if (this.data[i]) {this.data[i].toNativeMML(tag)}}
+	parent.appendChild(tag);
+      }
+    });
+
+    MML.munderover.Augment({
+      //
+      //  Use proper version of munder, mover, or munderover, depending on
+      //  which items are present.  Handle movablelimits on TeXAtom base.
+      //
+      toNativeMML: function (parent) {
+	var type = this.type;
+        var base = this.data[this.base];
+        if (base && base.isa(MML.TeXAtom) && base.movablelimits && !base.Get("displaystyle")) {
+          type = "msubsup";
+          if (this.data[this.under] == null) {type = "msup"}
+          if (this.data[this.over] == null)  {type = "msub"}
+        } else {
+          if (this.data[this.under] == null) {type = "mover"}
+          if (this.data[this.over] == null)  {type = "munder"}
+        }
+	var tag = this.NativeMMLelement(type);
+	this.NativeMMLattributes(tag);
+	if (this.data[0]) {delete this.data[0].inferred}
+	for (var i = 0, m = this.data.length; i < m; i++)
+	  {if (this.data[i]) {this.data[i].toNativeMML(tag)}}
+	parent.appendChild(tag);
+      }
+    });
+
+    if (!isMSIE) {
+      var SPLIT = HUB.SplitList;
+      MML.mtable.Augment({
+        toNativeMML: function (parent) {
+          var i, m;
+          if (nMML.tableSpacingBug) {
+            //
+            // Parse the rowspacing/columnspacing. For convenience, we convert
+            // them to a left/top padding value that will be applied to each
+            // cell. The leftmost/topmost cells will use "0px".
+            //
+            var values = this.getValues("rowspacing", "columnspacing");
+            this.nMMLtopPadding  = SPLIT("0px "+values.rowspacing);
+            this.nMMLleftPadding = SPLIT("0px "+values.columnspacing);
+            //
+            // Transmit the top padding to each row.
+            // If this.parent.nMML.topPadding does not contain enough value,
+            // repeat the last one.
+            //
+            var tp = this.nMMLtopPadding, M = tp.length;
+            for (i = 0, m = this.data.length; i < m; i++) {
+              if (this.data[i])
+                {this.data[i].nMMLtopPadding = tp[i < M ? i : M-1]}
+            }
+          }
+          if (nMML.tableLabelBug) {
+            //
+            //  Look for labeled rows so we know how to handle them
+            //
+            for (i = 0, m = this.data.length; i < m; i++) {
+              if (this.data[i] && this.data[i].isa(MML.mlabeledtr)) {
+                var align = HUB.config.displayAlign.charAt(0),
+                    side = this.Get("side").charAt(0);
+                this.nMMLhasLabels = true;
+                this.nMMLlaMatch = (align === side);
+                this.nMMLforceWidth =
+                  (align === "c" || !!((this.width||"").match("%")));
+                break;
+              }
+            }
+          }
+          //
+          //  Firefox < 13 doesn't handle width, so put it in styles instead
+          //
+          if (this.width && this.ffTableWidthBug) {
+            var styles = (this.style||"").replace(/;\s*$/,"").split(";");
+            if (styles[0] === "") {styles.shift()}
+            styles.push("width:"+this.width);
+            this.style = styles.join(";");
+          }
+          this.SUPER(arguments).toNativeMML.call(this,parent);
+          //
+          if (this.nMMLhasLabels) {
+            var mtable = parent.firstChild;
+            //
+            //  Add column attributes on the left when extra columns where inserted
+            //
+            if (this.nMMLforceWidth || side !== "r") {
+              var n = (align !== "l" ? 1 : 0) + (side === "l" ? 1 : 0);
+              if (n) {
+                var attr = {columnalign:"left", columnwidth:"auto",
+                            columnspacing:"0px", columnlines:"none"};
+                for (var id in attr) {if (attr.hasOwnProperty(id) && this[id]) {
+                  var cols = [attr[id],attr[id]].slice(2-n).join(" ")+" ";
+                  mtable.setAttribute(id,cols+mtable.getAttribute(id));
+                }}
+              }
+            }
+            //
+            //  Force the table width to 100% when needed
+            //
+            if (this.nMMLforceWidth || !this.nMMLlaMatch)
+              {mtable.setAttribute("width","100%")}
+          }
+        }
+      });
+      MML.mtr.Augment({
+        toNativeMML: function (parent) {
+          this.SUPER(arguments).toNativeMML.call(this,parent);
+          var mtr = parent.lastChild;
+          if (nMML.tableSpacingBug) {
+            //
+            // Set the row/column spacing. If this.parent.nMMLleftPadding does
+            // not contain enough value, repeat the last one.
+            //
+            var lp = this.parent.nMMLleftPadding, M = lp.length;
+            for (var mtd = mtr.firstChild, i = 0; mtd; mtd = mtd.nextSibling, i++) {
+              CELLSPACING(mtd,this.nMMLtopPadding,lp[i < M ? i : M-1]);
+            }
+          }
+
+          if (nMML.tableLabelBug) {
+            var forceWidth = this.parent.nMMLforceWidth,
+                side = this.parent.Get("side").charAt(0),
+                align = HUB.config.displayAlign.charAt(0);
+
+            if (this.parent.nMMLhasLabels && mtr.firstChild) {
+              //
+              //  If we add a label or padding column on the left of mlabeledtr,
+              //    mirror that here and remove padding from first table mtd
+              //    so the spacing is consistent with unlabeled equations
+              //
+              if (forceWidth || side !== "r") {
+                NOPADDING("Left",mtr.firstChild);
+                if (align !== "l") {
+                  mtr.insertBefore(this.NativeMMLelement("mtd"),mtr.firstChild)
+                     .setAttribute("style","padding:0");
+                }
+                if (side === "l") {
+                  mtr.insertBefore(this.NativeMMLelement("mtd"),mtr.firstChild)
+                     .setAttribute("style","padding:0");
+                }
+              }
+              //
+              //  If columns were added on the right, remove mtd padding
+              //    so that spacing is consistent with unlabled equations
+              //
+              if (forceWidth || side !== "l") {NOPADDING("Right",mtr.lastChild)}
+            }
+          }
+        }
+      });
+      MML.mlabeledtr.Augment({
+        toNativeMML: function (parent) {
+          var mtr = this.NativeMMLelement("mtr");
+          this.NativeMMLattributes(mtr);
+          //
+          //  Add row data
+          //
+          for (var i = 1, m = this.data.length; i < m; i++) {
+            if (this.data[i]) {this.data[i].toNativeMML(mtr)}
+              else {mtr.appendChild(this.NativeMMLelement("mtd"))}
+          }
+
+          if (nMML.tableSpacingBug) {
+            //
+            // Set the row/column spacing. If this.parent.nMMLleftPadding does
+            // not contain enough value, repeat the last one.
+            //
+            var lp = this.parent.nMMLleftPadding, M = lp.length; i = 0;
+            for (var mtd = mtr.firstChild; mtd; mtd = mtd.nextSibling, i++) {
+              CELLSPACING(mtd,this.nMMLtopPadding,lp[i < M ? i : M-1]);
+            }
+          }
+
+          if (nMML.tableLabelBug && this.data[0]) {
+            var side = this.parent.Get("side").charAt(0),
+                align = HUB.config.displayAlign.charAt(0),
+                indent = HUB.config.displayIndent;
+            //
+            // Create label and either set the column width (if label is on the
+            // same side as the alignment), or use mpadded to hide the label
+            // width
+            //
+            this.data[0].toNativeMML(mtr);
+            var label = mtr.lastChild, pad = label;
+            if (side === align) {
+              label.setAttribute("style","width:"+indent);
+              label.setAttribute("columnalign",HUB.config.displayAlign);
+            } else {
+              pad = this.NativeMMLelement("mpadded");
+              pad.setAttribute("style","width:0");
+              pad.setAttribute("width","0px");
+              pad.appendChild(label.firstChild);
+              label.appendChild(pad);
+            }
+            NOPADDING("",label); mtr.removeChild(label);
+            //
+            //  Get spacing to use for separation of label from main table
+            //
+            var width = 100, forceWidth = this.parent.nMMLforceWidth;
+            if ((this.parent.width||"").match(/%/)) {
+              width -= parseFloat(this.parent.width)
+            };
+            var w = width;
+            //
+            //  Add spacing (and possibly label) at the left if needed
+            //
+            if (forceWidth || side !== "r") {
+              NOPADDING("Left",mtr.firstChild);
+              if (align !== "l") {
+                if (align === "c") {w /= 2}; width -= w;
+                mtr.insertBefore(this.NativeMMLelement("mtd"),mtr.firstChild)
+                   .setAttribute("style","padding:0;width:"+w+"%");
+              }
+              if (side === "l") {mtr.insertBefore(label,mtr.firstChild)}
+            }
+            //
+            //  Add spacing (and possibly label) at the right if needed
+            //
+            if (forceWidth || side !== "l") {
+              NOPADDING("Right",mtr.lastChild);
+              if (align !== "r") {
+                mtr.appendChild(this.NativeMMLelement("mtd"))
+                   .setAttribute("style","padding:0;width:"+width+"%");
+              }
+              if (side === "r") {
+                if (side !== align) {pad.setAttribute("lspace","-1width")}
+                mtr.appendChild(label);
+              }
+            }
+          }
+          //
+          //  Add row to table
+          //
+          parent.appendChild(mtr);
+        }
+      });
+      
+      MML.mtd.Augment({
+        toNativeMML: function (parent) {
+          var tag = parent.appendChild(this.NativeMMLelement(this.type));
+          this.NativeMMLattributes(tag);
+          if (nMML.mtdWidthBug) {
+            nMML.adjustWidths.push(tag);
+            tag = tag.appendChild(this.NativeMMLelement("mrow"));
+          }
+          for (var i = 0, m = this.data.length; i < m; i++) {
+            if (this.data[i]) {this.data[i].toNativeMML(tag)}
+             else {tag.appendChild(this.NativeMMLelement("mrow"))}
+          }
+        }
+      });
+      
+      MML.mspace.Augment({
+        toNativeMML: function (parent) {
+          this.SUPER(arguments).toNativeMML.call(this,parent);
+          if (nMML.spaceWidthBug && this.width) {
+            var mspace = parent.lastChild;
+            var width = mspace.getAttribute("width");
+            var style = (mspace.getAttribute("style") || "").replace(/;?\s*/,"; ");
+            mspace.setAttribute("style",style+"width:"+width);
+          }
+        }
+      });
+      
+      MML.mn.Augment({
+        NativeMMLremapMinus: function (text) {return text.replace(/^-/,"\u2212")},
+        toNativeMML: function (parent) {
+          var tag = this.NativeMMLelement(this.type);
+          this.NativeMMLattributes(tag);
+          var remap = this.NativeMMLremapMinus;
+          for (var i = 0, m = this.data.length; i < m; i++) {
+            if (this.data[i]) {
+              this.data[i].toNativeMML(tag,remap);
+              remap = null;
+            }
+          }
+          parent.appendChild(tag);
+        }
+      });
+
+      var fontDir = AJAX.fileURL(MathJax.OutputJax.fontDir+"/HTML-CSS/TeX/otf");
+
+      /*
+       *  Add fix for mathvariant issues
+       */
+      nMML.Augment({
+        config: {
+          styles: {
+            '[class="MJX-tex-oldstyle"]':             {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB"},
+            '[class="MJX-tex-oldstyle-bold"]':        {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB", "font-weight":"bold"},
+            '[class="MJX-tex-caligraphic"]':          {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB"},
+            '[class="MJX-tex-caligraphic-bold"]':     {"font-family":"MathJax_Caligraphic, MathJax_Caligraphic-WEB", "font-weight":"bold"},
+
+            '@font-face /*1*/': {
+              "font-family": "MathJax_Caligraphic-WEB",
+              "src": "url('"+fontDir+"/MathJax_Caligraphic-Regular.otf')"
+            },
+            '@font-face /*2*/': {
+              "font-family": "MathJax_Caligraphic-WEB", "font-weight":"bold",
+              "src": "url('"+fontDir+"/MathJax_Caligraphic-Bold.otf')"
+            }
+          }
+        }
+      });
+      if (!this.handlesVariants) {
+        nMML.Augment({
+          config: {
+            styles: {
+              '[mathvariant="double-struck"]':          {"font-family":"MathJax_AMS, MathJax_AMS-WEB"},
+              '[mathvariant="script"]':                 {"font-family":"MathJax_Script, MathJax_Script-WEB"},
+              '[mathvariant="fraktur"]':                {"font-family":"MathJax_Fraktur, MathJax_Fraktur-WEB"},
+              '[mathvariant="bold-script"]':            {"font-family":"MathJax_Script, MathJax_Caligraphic-WEB", "font-weight":"bold"},
+              '[mathvariant="bold-fraktur"]':           {"font-family":"MathJax_Fraktur, MathJax_Fraktur-WEB", "font-weight":"bold"},
+              '[mathvariant="monospace"]':              {"font-family":"monospace"},
+              '[mathvariant="sans-serif"]':             {"font-family":"sans-serif"},
+              '[mathvariant="bold-sans-serif"]':        {"font-family":"sans-serif", "font-weight":"bold"},
+              '[mathvariant="sans-serif-italic"]':      {"font-family":"sans-serif", "font-style":"italic"},
+              '[mathvariant="sans-serif-bold-italic"]': {"font-family":"sans-serif", "font-style":"italic", "font-weight":"bold"},
+
+              '@font-face /*3*/': {
+                "font-family": "MathJax_AMS-WEB",
+                "src": "url('"+fontDir+"/MathJax_AMS-Regular.otf')"
+              },
+              '@font-face /*4*/': {
+                "font-family": "MathJax_Script-WEB",
+                "src": "url('"+fontDir+"/MathJax_Script-Regular.otf')"
+              },
+              '@font-face /*5*/': {
+                "font-family": "MathJax_Fraktur-WEB",
+                "src": "url('"+fontDir+"/MathJax_Fraktur-Regular.otf')"
+              },
+              '@font-face /*6*/': {
+                "font-family": "MathJax_Fraktur-WEB", "font-weight":"bold",
+                "src": "url('"+fontDir+"/MathJax_Fraktur-Bold.otf')"
+              }
+            }
+          }
+        });
+      }
+    }
+    
+    MML.math.Augment({
+      toNativeMML: function (parent,jax) {
+        var tag = this.NativeMMLelement(this.type), math = tag;
+        var annotate = (jax ? MathJax.InputJax[jax.inputJax].annotationEncoding : null);
+        var i, m;
+        nMML.adjustWidths = [];
+        //
+        //  Some browsers don't seem to add the xmlns attribute, so do it by hand.
+        //
+        tag.setAttribute("xmlns",nMML.MMLnamespace);
+        this.NativeMMLattributes(tag);
+        //
+        //  Use an extra <mrow> in FF so that we can get the correct width
+        //    (the math element doesn't always have an accurate one, see below)
+        //
+        if (nMML.widthBug) {tag = tag.appendChild(this.NativeMMLelement("mrow"))}
+        //
+        //  Addannotation if the input jax provides an annotation encoding
+        //
+        if (annotate) {
+          tag = tag.appendChild(this.NativeMMLelement("semantics"))
+          tag.appendChild(this.NativeMMLelement("mrow"));
+          var annotation = tag.appendChild(this.NativeMMLelement("annotation"));
+          annotation.appendChild(document.createTextNode(jax.originalText));
+          annotation.setAttribute("encoding",annotate);
+          tag = tag.firstChild; // mrow
+        }
+        //
+        //  Add the children
+        //
+        for (i = 0, m = this.data.length; i < m; i++) {
+          if (this.data[i]) {this.data[i].toNativeMML(tag)}
+            else {tag.appendChild(this.NativeMMLelement("mrow"))}
+        }
+        //
+        //  Look for a top-level mtable and if it has labels
+        //    Make sure the containers have 100% width, when needed.
+        //    If the label is on the same side as alignment,
+        //      override the margin set by the stylesheet.
+        //
+        var mtable = ((this.data[0]||{data:[]}).data[0]||{});
+        if (mtable.nMMLhasLabels) {
+          if (mtable.nMMLforceWidth || !mtable.nMMLlaMatch) {
+            tag.setAttribute("style","width:100%")  // mrow node
+            if (annotate) tag.parentNode.setAttribute("style","width:100%"); // semantics node
+          };
+          if (mtable.nMMLlaMatch) {
+            if (parent.parentNode.parentNode.nodeName.toLowerCase() === "div") {
+              parent.parentNode.parentNode.style
+                .setProperty("margin-"+HUB.config.displayAlign,"0px","important");
+            }
+          }
+        }
+        //
+        //  Check if container must have width set to 100%
+        //
+        var fullWidth = nMML.isFullWidth(math);
+        if (fullWidth) {parent.style.width = parent.parentNode.style.width = "100%"}
+        //
+        //  Add the math to the page
+        //
+        parent.appendChild(math);
+        //
+        //  Firefox can't seem to get the width of <math> elements right, so
+        //  use an <mrow> to get the actual width and set the style on the 
+        //  parent element to match.  Even if we set the <math> width properly,
+        //  it doesn't seem to propagate up to the <span> correctly.
+        //
+        if (nMML.widthBug &&!fullWidth) {
+          //
+          //  Convert size to ex's so that it scales properly if the print media
+          //    has a different font size.
+          //
+          parent.style.width = (math.firstChild.scrollWidth/nMML.ex/nMML.scale).toFixed(3) + "ex";
+          //
+          //  Save size for later when we check if Web fonts have arrived
+          //
+          if (jax) {jax.NativeMML.scrollWidth = math.firstChild.scrollWidth}
+        }
+        if (nMML.adjustWidths.length) {
+          //
+          //  Firefox gets the widths of <mtd> elements wrong, so run
+          //  through them (now that the math is part of the page) and
+          //  fix them up.  Use ex's so that they print properly (see above).
+          //
+          var mtd = [];
+          for (i = 0, m = nMML.adjustWidths.length; i < m; i++) {
+            tag = nMML.adjustWidths[i];
+            var style = tag.getAttribute("style") || "";
+            if (!style.match(/(^|;)\s*min-width:/)) {
+              var width = tag.firstChild.scrollWidth;
+              mtd.push(width);
+              width = (width/nMML.ex).toFixed(3)+"ex";
+              style = style.replace(/;?\s*$/,"; ");
+              tag.setAttribute("style",style+"min-width:"+width);
+            }
+          }
+          //
+          //  Save the lists so that we can check them later for web font downloads
+          //
+          if (!jax) {jax = HUB.getJaxFor(parent)}
+          if (jax) {jax.NativeMML.mtds = mtd}
+          math.MathJaxMtds = nMML.adjustWidths;
+          nMML.adjustWidths = []; // clear it so we don't hold onto the DOM elements
+        }
+      }
+    });
+
+    MML.mfenced.Augment({
+      toNativeMML: function (parent) {
+        if (!nMML.mfencedBug) {
+	  this.SUPER(arguments).toNativeMML.call(this,parent);
+          return;
+        }
+
+        //
+        // Some browsers do not handle <mfenced> very well. The MathML spec
+        // suggests this equivalent construction instead, so let's use it:
+        // <mrow> open, child1, sep1, child2, ... sep(N-1), childN, close</mrow>
+        // Opera is a bit special: it does not support stretchy <mo>, does not
+        // parse mfenced@open/mfenced@close very well, does not support
+        // mfenced@separators and only displays the first child of the <mfenced>
+        // element... For this browser, we will use this construction:
+        // <mfenced open="open" close="close">
+        //   <mrow>child1, sep1, child2, sep2, ..., sep(N-1), childN</mrow>
+        // </mfenced>
+        //
+        var isOpera = HUB.Browser.isOpera;
+        var i, m, operator;
+
+        //
+        // parse the open, close and separators attributes.
+        //
+        var values = this.getValues("open","close","separators");
+        values.open = values.open.replace(/^\s+/,"").replace(/\s+$/,"");
+        values.close = values.close.replace(/^\s+/,"").replace(/\s+$/,"");
+        values.separators = values.separators.replace(/\s+/g,"").split("");
+        if (values.separators.length == 0) {
+          //
+          // No separators specified, do not use separators at all.
+          //
+          values.separators = null;
+        } else if (values.separators.length < this.data.length-1) {
+          //
+          // There are not enough separators, repeat the last one.
+          //
+          var s = values.separators[values.separators.length-1];
+          for (i = this.data.length-1-values.separators.length; i > 0; i--)
+            {values.separators.push(s)}
+        }
+
+        //
+        // Create an <mrow> container and attach the attributes of the
+        // <mfenced> element to it. Note: removeAttribute does not raise any
+        // exception when the attributes is absent.
+        //
+        var tag = this.NativeMMLelement(isOpera ? this.type : "mrow");
+        this.NativeMMLattributes(tag);
+        tag.removeAttribute("separators");
+        if (isOpera) {
+          tag.setAttribute("open", values.open);
+          tag.setAttribute("close", values.close);
+          if (this.data.length > 1) {
+            parent.appendChild(tag); parent = tag;
+            tag = this.NativeMMLelement("mrow");
+          }
+        } else {
+          tag.removeAttribute("open");
+          tag.removeAttribute("close");
+        }
+
+        if (!isOpera) {
+          //
+          // Append the opening fence
+          // 
+          operator = this.NativeMMLelement("mo");
+          operator.setAttribute("fence", "true");
+          operator.textContent = values.open;
+          tag.appendChild(operator);
+        }
+
+        //
+        // Append the content of the <mfenced>
+        //
+        for (i = 0, m = this.data.length; i < m; i++) {
+          if (values.separators && i > 0) {
+            operator = this.NativeMMLelement("mo");
+            operator.setAttribute("separator", "true");
+            operator.textContent = values.separators[i-1];
+            tag.appendChild(operator);
+          }
+	  if (this.data[i]) {this.data[i].toNativeMML(tag)}
+            else {tag.appendChild(this.NativeMMLelement("mrow"))}
+        }
+
+        if (!isOpera) {
+          //
+          // Append the closing fence
+          //
+          operator = this.NativeMMLelement("mo");
+          operator.setAttribute("fence", "true");
+          operator.textContent = values.close;
+          tag.appendChild(operator);
+        }
+
+        // finally, append the new element to the parent.
+        parent.appendChild(tag);
+      }
+    });
+
+    MML.TeXAtom.Augment({
+      //
+      //  Convert TeXatom to an mrow
+      //
+      toNativeMML: function (parent) {
+	// FIXME:  Handle spacing using mpadded?
+	var tag = this.NativeMMLelement("mrow");
+	this.NativeMMLattributes(tag);
+	this.data[0].toNativeMML(tag);
+	parent.appendChild(tag);
+      }
+    });
+
+    MML.chars.Augment({
+      //
+      //  Add a text node
+      //
+      toNativeMML: function (parent,remap) {
+        var text = this.toString();
+        if (remap) text = remap(text);
+	parent.appendChild(document.createTextNode(text));
+      }
+    });
+
+    MML.entity.Augment({
+      //
+      //  Add a text node
+      //
+      toNativeMML: function (parent) {
+	parent.appendChild(document.createTextNode(this.toString()));
+      }
+    });
+    
+    MML.xml.Augment({
+      //
+      //  Insert the XML verbatim
+      //
+      toNativeMML: function (parent) {
+        for (var i = 0, m = this.data.length; i < m; i++)
+          {parent.appendChild(this.data[i].cloneNode(true))}
+      }
+    });
+
+    MML.mi.Augment({
+      toNativeMML: function (parent) {
+        this.SUPER(arguments).toNativeMML.call(this,parent);
+        if (nMML.miItalicBug) {
+          if (this.Get("mathvariant") === MML.VARIANT.NORMAL) {
+            //
+            // When not explicitly specified, mathvariant is set to "italic"
+            // with single char mi and to "normal" with multiple char mi.
+            // Some browsers always set the default to "italic", so let's
+            // attach an explicit mathvariant="normal" attribute.
+            //
+            var mi = parent.lastChild;
+            mi.setAttribute("mathvariant",MML.VARIANT.NORMAL);
+          }
+        }
+      }
+    });
+
+    MML.mo.Augment({
+      toNativeMML: function (parent) {
+        this.SUPER(arguments).toNativeMML.call(this,parent);
+        if (nMML.webkitMoSpacingBug) {
+          //
+          // WebKit does not support lspace/rspace values around operators
+          // (neither explicit nor given by the operator dictionary) and uses
+          // constant values instead. So let's modify the CSS properties here.
+          //
+
+          var lspace = 0, rspace = 0, p = this.parent;
+          if (p && p.type === "mrow" && (p.inferred || !p.isEmbellished())) {
+            //
+            // Retrieve the values of lspace/rspace and convert named spaces.
+            // Other values (except unitless) will be parsed by the CSS engine.
+            //
+            var values = this.getValues("lspace", "rspace");
+            lspace = values.lspace, rspace = values.rspace;
+            if (nMML.NAMEDSPACE[lspace]) {lspace = nMML.NAMEDSPACE[lspace]}
+            if (nMML.NAMEDSPACE[rspace]) {rspace = nMML.NAMEDSPACE[rspace]}
+          }
+
+          //
+          // Now update -webkit-margin-start and -webkit-margin-end.
+          //
+          var mo = parent.lastChild;
+          var span = HTML.Element("span");
+          span.style.cssText = (mo.getAttribute("style")||"");
+          span.style.setProperty("-webkit-margin-start", lspace);
+          span.style.setProperty("-webkit-margin-end", rspace);
+          mo.setAttribute("style",span.style.cssText);
+        }
+      }
+    });
+
+    MML.mmultiscripts.Augment({
+      toNativeMML: function (parent) {
+        //
+        // Some browsers do not implement the mmultiscripts element.
+        // Try to emulate the support using basic script elements.
+        //
+        if (!nMML.mmultiscriptsBug || this.data.length === 0) {
+          this.SUPER(arguments).toNativeMML.call(this,parent);
+          return;
+        }
+
+        //
+        // The children of the mmultiscripts will be wrapped in an mrow so that
+        // attributes and properties set on the original mmultiscripts will
+        // be reflected on this mrow element.
+        //
+        var tag = this.NativeMMLelement("mrow");
+        this.NativeMMLattributes(tag);
+
+        //
+        // Create the base
+        //
+        if (this.data[0]) {this.data[0].toNativeMML(tag)}
+        else {tag.appendChild(this.NativeMMLelement("mrow"))}
+        var base = tag.removeChild(tag.lastChild);
+
+        //
+        // Process the postscript pairs
+        //
+        var m = this.data.length, i, msubsup;
+        for (i = 1; i < m; i+=2) {
+          if (this.data[i].type === "mprescripts") break;
+
+          msubsup = this.NativeMMLelement("msubsup");
+          msubsup.appendChild(base);
+
+          //
+          // append the subscript
+          //
+          if (this.data[i]) {this.data[i].toNativeMML(msubsup)}
+          else {msubsup.appendChild(this.NativeMMLelement("mrow"))}
+
+          //
+          // append the supscript
+          //
+          if (i+1 < m && this.data[i+1]) {this.data[i+1].toNativeMML(msubsup)}
+          else {msubsup.appendChild(this.NativeMMLelement("mrow"))}
+
+          base = msubsup;
+        }
+
+        tag.appendChild(base);
+
+        //
+        // Process the prescript pairs
+        //
+        for (i++; i < m; i+=2) {
+          msubsup = this.NativeMMLelement("msubsup");
+          msubsup.appendChild(this.NativeMMLelement("mrow"));
+
+          //
+          // append the presubscript
+          //
+          if (this.data[i]) {this.data[i].toNativeMML(msubsup)}
+          else {msubsup.appendChild(this.NativeMMLelement("mrow"))}
+
+          //
+          // append the presupscript
+          //
+          if (i+1 < m && this.data[i+1]) {this.data[i+1].toNativeMML(msubsup)}
+          else {msubsup.appendChild(this.NativeMMLelement("mrow"))}
+
+          tag.insertBefore(msubsup, base);
+        }
+
+        parent.appendChild(tag);
+      }
+    });
+
+    HUB.Register.StartupHook("TeX mathchoice Ready",function () {
+      MML.TeXmathchoice.Augment({
+	//
+	//  Get the MathML for the selected choice
+	//
+	toNativeMML: function (parent) {this.Core().toNativeMML(parent)}
+      });
+    });
+
+    //
+    //  Loading isn't complete until the element jax is modified,
+    //  but can't call loadComplete within the callback for "mml Jax Ready"
+    //  (it would call NativeMML's Require routine, asking for the mml jax again)
+    //  so wait until after the mml jax has finished processing.
+    //
+    setTimeout(MathJax.Callback(["loadComplete",nMML,"jax.js"]),0);
+  });
+  
+
+  //
+  //  Determine browser characteristics
+  //
+  HUB.Browser.Select({
+    MSIE: function (browser) {
+      var mode = (document.documentMode || 0);
+      nMML.msieIE8HeightBug = (mode === 8);
+    },
+    Opera: function (browser) {
+      nMML.stretchyMoBug = true;
+      nMML.tableLabelBug = true;
+      nMML.mfencedBug = true;
+      nMML.miBug = true;
+      nMML.mmultiscriptsBug = true;
+    },
+    Firefox: function (browser) {
+      var is29 = browser.versionAtLeast("29.0");
+      nMML.ffTableWidthBug = !browser.versionAtLeast("13.0"); // <mtable width="xx"> not implemented
+      nMML.forceReflow = !is29;    // <mtable> with alignments set don't display properly without a reflow
+      nMML.widthBug = !is29;       // <math> elements don't always get the correct width
+      nMML.mtdWidthBug = true;     // <mtd> widths not properly determined
+      nMML.handlesVariants = is29; // FF >=29 handles all math variants
+
+      // In Firefox < 20, the intrinsic width of <mspace> is not computed
+      // correctly and thus the element is displayed incorrectly in <mtable>.
+      nMML.spaceWidthBug = !browser.versionAtLeast("20.0");
+
+      // mtable@rowspacing/mtable@columnspacing not supported.
+      nMML.tableSpacingBug = !browser.versionAtLeast("33.0");
+      nMML.tableLabelBug = true;   // mlabeledtr is not implemented.
+      nMML.mfencedBug = true;      // mfenced not displayed correctly
+    },
+    Chrome: function (browser) {
+      nMML.tableSpacingBug = true;
+      nMML.tableLabelBug = true;
+      nMML.mfencedBug = true;
+    },
+    Safari: function (browser) {
+      nMML.tableSpacingBug = true;
+      nMML.tableLabelBug = true;
+      nMML.mfencedBug = true;
+      nMML.miItalicBug = true;
+      nMML.webkitMoSpacingBug = true;
+      nMML.spaceWidthBug = true;
+      nMML.mmultiscriptsBug = true;
+    }
+  });
+  
+
+  HUB.Register.StartupHook("End Cookie",function () {
+    if (HUB.config.menuSettings.zoom !== "None")
+      {AJAX.Require("[MathJax]/extensions/MathZoom.js")}
+  });
+
+})(MathJax.OutputJax.NativeMML, MathJax.Hub, MathJax.Ajax, MathJax.HTML);
+// @license-end
diff --git a/js/mathjax/jax/output/PlainSource/config.js b/js/mathjax/jax/output/PlainSource/config.js
new file mode 100644
index 0000000..3d6d6be
--- /dev/null
+++ b/js/mathjax/jax/output/PlainSource/config.js
@@ -0,0 +1,51 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/PlainSource/config.js
+ *
+ *  Initializes the PlainSource OutputJax (the main definition is in
+ *  MathJax/jax/input/PlainSource/jax.js, which is loaded when needed).
+ *
+ *  ---------------------------------------------------------------------
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.OutputJax.PlainSource = MathJax.OutputJax({
+  id: "PlainSource",
+  version: "2.7.9",
+  directory: MathJax.OutputJax.directory + "/PlainSource",
+  extensionDir: MathJax.OutputJax.extensionDir + "/PlainSource",
+
+  config: {
+    styles: {
+      ".MathJax_PlainSource_Display": {
+        "text-align": "center",
+        margin: ".75em 0px",
+        "white-space":"pre"
+      },
+      ".MathJax_PlainSource_Display > span": {
+        display: "inline-block",
+        "text-align": "left"
+      }
+    }
+  }
+});
+
+if (!MathJax.Hub.config.delayJaxRegistration)
+  MathJax.OutputJax.PlainSource.Register("jax/mml");
+
+MathJax.OutputJax.PlainSource.loadComplete("config.js");
+// @license-end
diff --git a/js/mathjax/jax/output/PlainSource/jax.js b/js/mathjax/jax/output/PlainSource/jax.js
new file mode 100644
index 0000000..fb62d44
--- /dev/null
+++ b/js/mathjax/jax/output/PlainSource/jax.js
@@ -0,0 +1,186 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/*************************************************************
+ *
+ *  MathJax/jax/output/PlainSource/jax.js
+ *
+ *  Implements the PlainSource OutputJax that displays whatever
+ *  source there was, for assistive technology users who prefer this.
+ *
+ *  ---------------------------------------------------------------------
+ *
+ *  Copyright (c) 2015-2020 The MathJax Consortium
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+
+(function(AJAX, HUB, HTML, PlainSource) {
+
+  var EVENT, TOUCH, HOVER; // filled in later
+
+  PlainSource.Augment({
+    settings: HUB.config.menuSettings,
+
+    Config: function() {
+      if (!this.require) this.require = [];
+      this.SUPER(arguments).Config.call(this);
+      this.require.push(MathJax.OutputJax.extensionDir + "/MathEvents.js");
+    },
+
+    Startup: function() {
+      //
+      //  Set up event handling
+      //
+      EVENT = MathJax.Extension.MathEvents.Event;
+      TOUCH = MathJax.Extension.MathEvents.Touch;
+      HOVER = MathJax.Extension.MathEvents.Hover;
+      this.ContextMenu = EVENT.ContextMenu;
+      this.Mousedown = EVENT.AltContextMenu;
+      this.Mouseover = HOVER.Mouseover;
+      this.Mouseout = HOVER.Mouseout;
+      this.Mousemove = HOVER.Mousemove;
+      return AJAX.Styles(this.config.styles);
+    },
+
+    preTranslate: function(state) {
+      var scripts = state.jax[this.id],
+          i, m = scripts.length,
+          script, prev, span, div, jax;
+      //
+      //  Loop through the scripts
+      //
+      for (i = 0; i < m; i++) {
+        script = scripts[i];
+        if (!script.parentNode) continue;
+        //
+        //  Remove any existing output
+        //
+        prev = script.previousSibling;
+        if (prev && String(prev.className).match(/^MathJax(_PlainSource)?(_Display)?( MathJax_Process(ing|ed))?$/)) {
+          prev.parentNode.removeChild(prev);
+        }
+        //
+        //  Add the span, and a div if in display mode
+        //
+        jax = script.MathJax.elementJax;
+        if (!jax) continue;
+        jax.PlainSource = {
+          display: (jax.root.Get("display") === "block")
+        }
+        span = div = HTML.Element("span", {
+          className: "MathJax_PlainSource",
+          id: jax.inputID + "-Frame",
+          isMathJax: true,
+          jaxID: this.id,
+          oncontextmenu: EVENT.Menu,
+          onmousedown: EVENT.Mousedown,
+          onmouseover: EVENT.Mouseover,
+          onmouseout: EVENT.Mouseout,
+          onmousemove: EVENT.Mousemove,
+          onclick: EVENT.Click,
+          ondblclick: EVENT.DblClick,
+          // Added for keyboard accessible menu.
+          onkeydown: EVENT.Keydown,
+          tabIndex: HUB.getTabOrder(jax)
+        },[["span"]]);
+        if (HUB.Browser.noContextMenu) {
+          span.ontouchstart = TOUCH.start;
+          span.ontouchend = TOUCH.end;
+        }
+        if (jax.PlainSource.display) {
+          div = HTML.Element("div", {
+            className: "MathJax_PlainSource_Display"
+          });
+          div.appendChild(span);
+        }
+        script.parentNode.insertBefore(div, script);
+      }
+    },
+
+    Translate: function(script, state) {
+      if (!script.parentNode) return;
+
+      //
+      //  Get the data about the math
+      //
+      var jax = script.MathJax.elementJax,
+          math = jax.root,
+          span = document.getElementById(jax.inputID + "-Frame");
+      //
+      //  Typeset the math
+      //
+      this.initPlainSource(math, span);
+      var source = jax.originalText;
+      if (jax.inputJax === "MathML") {
+        if ((jax.root.data[0].data.length > 0) && (jax.root.data[0].data[0].type === "semantics")) {
+          var annotations = jax.root.data[0].data[0].data;
+          for (var a = 0; a < annotations.length; a++){
+            if (annotations[a].attr.encoding === "application/x-tex"){
+              source = jax.root.data[0].data[0].data[a].data[0].data[0];
+              break;
+            }
+            if (annotations[a].attr.encoding === "text/x-asciimath") {
+              source = jax.root.data[0].data[0].data[a].data[0].data[0];
+            }
+          }
+        }
+      }
+      jax.PlainSource.source = source;
+      HTML.addText(span.firstChild,source);
+    },
+
+    postTranslate: function(state) {},
+
+    getJaxFromMath: function(math) {
+      if (math.parentNode.className.match(/MathJax_PlainSource_Display/)) math = math.parentNode;
+      do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script");
+      return HUB.getJaxFor(math);
+    },
+    
+    Zoom: function (jax,span,math,Mw,Mh) {
+      var pad = Math.round(span.parentNode.offsetWidth / 2);
+      span.style.whiteSpace = "pre";
+      HTML.addText(span,jax.PlainSource.source);
+      var mW = math.offsetWidth, mH = math.offsetHeight,
+          zW = span.offsetWidth, zH = span.offsetHeight;
+      var Y = -Math.round((zH+mH)/2) - (jax.PlainSource.display ? 0 : pad);
+      return {mW:mW, mH:mH, zW:zW, zH:zH, Y:Y};
+    },
+
+    initPlainSource: function(math, span) {},
+
+    Remove: function(jax) {
+      var span = document.getElementById(jax.inputID + "-Frame");
+      if (span) {
+        if (jax.PlainSource.display) span = span.parentNode;
+        span.parentNode.removeChild(span);
+      }
+      delete jax.PlainSource;
+    }
+
+  });
+
+  MathJax.Hub.Register.StartupHook("mml Jax Ready", function() {
+    MathJax.Hub.Register.StartupHook("onLoad", function() {
+      setTimeout(MathJax.Callback(["loadComplete", PlainSource, "jax.js"]), 0);
+    });
+  });
+
+  MathJax.Hub.Register.StartupHook("End Cookie", function() {
+    if (HUB.config.menuSettings.zoom !== "None") {
+      AJAX.Require("[MathJax]/extensions/MathZoom.js")
+    }
+  });
+
+})(MathJax.Ajax, MathJax.Hub, MathJax.HTML, MathJax.OutputJax.PlainSource);
+// @license-end
diff --git a/js/mathjax/jax/output/PreviewHTML/config.js b/js/mathjax/jax/output/PreviewHTML/config.js
new file mode 100644
index 0000000..866f2f0
--- /dev/null
+++ b/js/mathjax/jax/output/PreviewHTML/config.js
@@ -0,0 +1,56 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/PreviewHTML/config.js
+ *  
+ *  Initializes the PreviewHTML OutputJax  (the main definition is in
+ *  MathJax/jax/input/PreviewHTML/jax.js, which is loaded when needed).
+ *
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2013-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+MathJax.OutputJax.PreviewHTML = MathJax.OutputJax({
+  id: "PreviewHTML",
+  version: "2.7.9",
+  directory: MathJax.OutputJax.directory + "/PreviewHTML",
+  extensionDir: MathJax.OutputJax.extensionDir + "/PreviewHTML",
+  noFastPreview: true,  // don't do fast preview for this output jax
+  
+  config: {
+    scale: 100, minScaleAdjust: 50, // global math scaling factor, and minimum adjusted scale factor
+    mtextFontInherit: false,        // to make <mtext> be in page font rather than MathJax font
+
+    linebreaks: {
+      automatic: false,   // when false, only process linebreak="newline",
+                          // when true, insert line breaks automatically in long expressions.
+
+      width: "container" // maximum width of a line for automatic line breaks (e.g. "30em").
+                         // use "container" to compute size from containing element,
+                         // use "nn% container" for a portion of the container,
+                         // use "nn%" for a portion of the window size
+    }
+    
+  }
+});
+
+if (!MathJax.Hub.config.delayJaxRegistration) {MathJax.OutputJax.PreviewHTML.Register("jax/mml")}
+
+MathJax.OutputJax.PreviewHTML.loadComplete("config.js");
+// @license-end
diff --git a/js/mathjax/jax/output/PreviewHTML/jax.js b/js/mathjax/jax/output/PreviewHTML/jax.js
new file mode 100644
index 0000000..9fc3b4c
--- /dev/null
+++ b/js/mathjax/jax/output/PreviewHTML/jax.js
@@ -0,0 +1,1098 @@
+// @license magnet:?xt=urn:btih:8e4f440f4c65981c5bf93c76d35135ba5064d8b7dn=apache-2.0.txt Apache-2.0
+/* -*- Mode: Javascript; indent-tabs-mode:nil; js-indent-level: 2 -*- */
+/* vim: set ts=2 et sw=2 tw=80: */
+
+/*************************************************************
+ *
+ *  MathJax/jax/output/PreviewHTML/jax.js
+ *
+ *  Implements the PreviewHTML OutputJax that displays mathematics
+ *  using HTML to position the characters from math fonts
+ *  in their proper locations.
+ *  
+ *  ---------------------------------------------------------------------
+ *  
+ *  Copyright (c) 2013-2020 The MathJax Consortium
+ * 
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+
+(function (AJAX,HUB,HTML,PHTML) {
+  var MML;
+
+  var EVENT, TOUCH, HOVER; // filled in later
+
+  var FONTS = "'Times New Roman',Times,STIXGeneral,serif";
+  var STYLES = {
+    ".MJXp-script": {"font-size":".8em"},
+
+    ".MJXp-right": {
+      "-webkit-transform-origin":"right",
+      "-moz-transform-origin":"right",
+      "-ms-transform-origin":"right",
+      "-o-transform-origin":"right",
+      "transform-origin":"right"
+    },
+
+    ".MJXp-bold": {"font-weight":"bold"},
+    ".MJXp-italic": {"font-style":"italic"},
+    ".MJXp-scr": {"font-family":"MathJax_Script,"+FONTS},
+    ".MJXp-frak": {"font-family":"MathJax_Fraktur,"+FONTS},
+    ".MJXp-sf": {"font-family":"MathJax_SansSerif,"+FONTS},
+    ".MJXp-cal": {"font-family":"MathJax_Caligraphic,"+FONTS},
+    ".MJXp-mono": {"font-family":"MathJax_Typewriter,"+FONTS},
+    ".MJXp-largeop": {"font-size":"150%"},
+    ".MJXp-largeop.MJXp-int": {"vertical-align":"-.2em"},
+
+    ".MJXp-math": {
+      "display": "inline-block",
+      "line-height": "1.2",
+      "text-indent": "0",
+      "font-family": FONTS,
+      "white-space":"nowrap",
+      "border-collapse":"collapse"
+    },
+    ".MJXp-display": {
+      "display": "block",
+      "text-align": "center",
+      "margin": "1em 0"
+    },
+    ".MJXp-math span": {"display": "inline-block"},
+    ".MJXp-box":  {"display":"block!important", "text-align": "center"},
+    ".MJXp-box:after": {"content": '" "'},  // needed for when there is no DOCTYPE
+    ".MJXp-rule": {"display":"block!important", "margin-top":".1em"},
+    ".MJXp-char": {"display":"block!important"},
+
+    ".MJXp-mo": {"margin": "0 .15em"},
+
+    ".MJXp-mfrac": {"margin": "0 .125em", "vertical-align":".25em"},
+    ".MJXp-denom": {"display": "inline-table!important", "width":"100%"},
+    ".MJXp-denom > *": {"display": "table-row!important"},
+
+    ".MJXp-surd": {"vertical-align":"top"},
+    ".MJXp-surd > *": {"display":"block!important"},
+
+    ".MJXp-script-box > * ": {"display":"table!important", "height":"50%"},
+    ".MJXp-script-box > * > *": {"display":"table-cell!important","vertical-align":"top"},
+    ".MJXp-script-box > *:last-child > *": {"vertical-align":"bottom"},
+    ".MJXp-script-box > * > * > *": {"display":"block!important"},
+
+    ".MJXp-mphantom": {"visibility": "hidden"},
+
+    ".MJXp-munderover, .MJXp-munder": {"display":"inline-table!important"},
+    ".MJXp-over": {"display":"inline-block!important","text-align":"center"},
+    ".MJXp-over > *": {"display":"block!important"},
+    ".MJXp-munderover > *, .MJXp-munder > *": {"display":"table-row!important"},
+
+    ".MJXp-mtable": {"vertical-align":".25em", "margin":"0 .125em"},
+    ".MJXp-mtable > *": {"display":"inline-table!important", "vertical-align":"middle"},
+    ".MJXp-mtr": {"display":"table-row!important"},
+    ".MJXp-mtd": {"display":"table-cell!important","text-align":"center","padding":".5em 0 0 .5em"},
+    ".MJXp-mtr > .MJXp-mtd:first-child": {"padding-left":0},
+    ".MJXp-mtr:first-child > .MJXp-mtd": {"padding-top":0},
+    ".MJXp-mlabeledtr": {"display":"table-row!important"},
+    ".MJXp-mlabeledtr > .MJXp-mtd:first-child": {"padding-left":0},
+    ".MJXp-mlabeledtr:first-child > .MJXp-mtd": {"padding-top":0},
+    
+    ".MJXp-merror": {
+      "background-color": "#FFFF88",
+      color:   "#CC0000",
+      border:  "1px solid #CC0000",
+      padding: "1px 3px",
+      "font-style": "normal",
+      "font-size":  "90%"
+    }
+  };
+  
+  (function () {
+    for (var i = 0; i < 10; i++) {
+      var scale = "scaleX(."+i+")";
+      STYLES[".MJXp-scale"+i] = {
+        "-webkit-transform":scale,
+        "-moz-transform":scale,
+        "-ms-transform":scale,
+        "-o-transform":scale,
+        "transform":scale
+      }
+    }
+  })();
+  
+  var BIGDIMEN = 1000000;
+  var V = "V", H = "H";
+
+  PHTML.Augment({
+    settings: HUB.config.menuSettings,
+    config: {styles: STYLES},
+
+    hideProcessedMath: false,           // use display:none until all math is processed
+
+    maxStretchyParts: 1000,            // limit the number of parts allowed for
+                                       // stretchy operators. See issue 366.
+
+    Config: function () {
+      if (!this.require) {this.require = []}
+      this.SUPER(arguments).Config.call(this); var settings = this.settings;
+      if (settings.scale) {this.config.scale = settings.scale}
+      this.require.push(MathJax.OutputJax.extensionDir+"/MathEvents.js");
+    },
+
+    Startup: function () {
+      //
+      //  Set up event handling
+      //
+      EVENT = MathJax.Extension.MathEvents.Event;
+      TOUCH = MathJax.Extension.MathEvents.Touch;
+      HOVER = MathJax.Extension.MathEvents.Hover;
+      this.ContextMenu = EVENT.ContextMenu;
+      this.Mousedown   = EVENT.AltContextMenu;
+      this.Mouseover   = HOVER.Mouseover;
+      this.Mouseout    = HOVER.Mouseout;
+      this.Mousemove   = HOVER.Mousemove;
+
+      //
+      //  Determine pixels per inch
+      //
+      var div = HTML.addElement(document.body,"div",{style:{width:"5in"}});
+      this.pxPerInch = div.offsetWidth/5; div.parentNode.removeChild(div);
+
+      //
+      //  Set up styles and preload web fonts
+      //
+      return AJAX.Styles(this.config.styles,["InitializePHTML",this]);
+    },
+    InitializePHTML: function () {
+    },
+    
+    preTranslate: function (state) {
+      var scripts = state.jax[this.id], i, m = scripts.length,
+          script, prev, span, div, jax;
+      //
+      //  Loop through the scripts
+      //
+      for (i = 0; i < m; i++) {
+        script = scripts[i]; if (!script.parentNode) continue;
+        //
+        //  Remove any existing output
+        //
+        prev = script.previousSibling;
+        if (prev && String(prev.className).match(/^MathJax(_PHTML)?(_Display)?( MathJax_Process(ing|ed))?$/))
+          {prev.parentNode.removeChild(prev)}
+        //
+        //  Add the span, and a div if in display mode,
+        //  then mark it as being processed
+        //
+        jax = script.MathJax.elementJax; if (!jax) continue;
+        jax.PHTML = {display: (jax.root.Get("display") === "block")}
+        span = div = HTML.Element("span",{
+	  className:"MathJax_PHTML", id:jax.inputID+"-Frame", isMathJax:true, jaxID:this.id,
+          oncontextmenu:EVENT.Menu, onmousedown: EVENT.Mousedown,
+          onmouseover:EVENT.Mouseover, onmouseout:EVENT.Mouseout, onmousemove:EVENT.Mousemove,
+	  onclick:EVENT.Click, ondblclick:EVENT.DblClick,
+          // Added for keyboard accessible menu.
+          onkeydown: EVENT.Keydown, tabIndex: HUB.getTabOrder(jax)
+        });
+	if (HUB.Browser.noContextMenu) {
+	  span.ontouchstart = TOUCH.start;
+	  span.ontouchend = TOUCH.end;
+	}
+        if (jax.PHTML.display) {
+          div = HTML.Element("div",{className:"MathJax_PHTML_Display"});
+          div.appendChild(span);
+        }
+        //
+        div.className += " MathJax_Processing";
+        script.parentNode.insertBefore(div,script);
+      }
+    },
+
+    Translate: function (script,state) {
+      if (!script.parentNode) return;
+
+      //
+      //  Get the data about the math
+      //
+      var jax = script.MathJax.elementJax, math = jax.root,
+          span = document.getElementById(jax.inputID+"-Frame"),
+          div = (jax.PHTML.display ? span.parentNode : span);
+      //
+      //  Typeset the math
+      //
+      this.initPHTML(math,span);
+//      math.setTeXclass();
+      try {math.toPreviewHTML(span)} catch (err) {
+        if (err.restart) {while (span.firstChild) {span.removeChild(span.firstChild)}}
+        throw err;
+      }
+      //
+      //  Put it in place, and remove the processing marker
+      //
+      div.className = div.className.split(/ /)[0];
+      //
+      //  Check if we are hiding the math until more is processed
+      //
+      if (this.hideProcessedMath) {
+        //
+        //  Hide the math and don't let its preview be removed
+        //
+        div.className += " MathJax_Processed";
+        if (script.MathJax.preview) {
+          jax.PHTML.preview = script.MathJax.preview;
+          delete script.MathJax.preview;
+        }
+      }
+    },
+
+    postTranslate: function (state) {
+      var scripts = state.jax[this.id];
+      if (!this.hideProcessedMath) return;
+      for (var i = 0, m = scripts.length; i < m; i++) {
+        var script = scripts[i];
+        if (script && script.MathJax.elementJax) {
+          //
+          //  Remove the processed marker
+          //
+          script.previousSibling.className = script.previousSibling.className.split(/ /)[0];
+          var data = script.MathJax.elementJax.PHTML;
+          //
+          //  Remove the preview, if any
+          //
+          if (data.preview) {
+            data.preview.innerHTML = "";
+            script.MathJax.preview = data.preview;
+            delete data.preview;
+          }
+        }
+      }
+    },
+
+    getJaxFromMath: function (math) {
+      if (math.parentNode.className.match(/MathJax_PHTML_Display/)) {math = math.parentNode}
+      do {math = math.nextSibling} while (math && math.nodeName.toLowerCase() !== "script");
+      return HUB.getJaxFor(math);
+    },
+    getHoverSpan: function (jax,math) {return jax.root.PHTMLspanElement()},
+    getHoverBBox: function (jax,span,math) {
+      var bbox = jax.root.PHTML, em = jax.PHTML.outerEm;
+      var BBOX = {w:bbox.w*em, h:bbox.h*em, d:bbox.d*em};
+      if (bbox.width) {BBOX.width = bbox.width}
+      return BBOX;
+    },
+    
+    Zoom: function (jax,span,math,Mw,Mh) {
+      //
+      //  Re-render at larger size
+      //
+      span.className = "MathJax";
+      this.idPostfix = "-zoom"; jax.root.toPHTML(span,span); this.idPostfix = "";
+      //
+      //  Get height and width of zoomed math and original math
+      //
+      span.style.position = "absolute";
+      if (!width) {math.style.position = "absolute"}
+      var zW = span.offsetWidth, zH = span.offsetHeight,
+          mH = math.offsetHeight, mW = math.offsetWidth;
+      if (mW === 0) {mW = math.parentNode.offsetWidth}; // IE7 gets mW == 0?
+      span.style.position = math.style.position = "";
+      //
+      return {Y:-EVENT.getBBox(span).h, mW:mW, mH:mH, zW:zW, zH:zH};
+    },
+
+    initPHTML: function (math,span) {},
+
+    Remove: function (jax) {
+      var span = document.getElementById(jax.inputID+"-Frame");
+      if (span) {
+        if (jax.PHTML.display) {span = span.parentNode}
+        span.parentNode.removeChild(span);
+      }
+      delete jax.PHTML;
+    },
+    
+    ID: 0, idPostfix: "",
+    GetID: function () {this.ID++; return this.ID},
+
+    VARIANT: {
+      "bold": "MJXp-bold",
+      "italic": "MJXp-italic",
+      "bold-italic": "MJXp-bold MJXp-italic",
+      "script": "MJXp-scr",
+      "bold-script": "MJXp-scr MJXp-bold",
+      "fraktur": "MJXp-frak",
+      "bold-fraktur": "MJXp-frak MJXp-bold",
+      "monospace": "MJXp-mono",
+      "sans-serif": "MJXp-sf",
+      "-tex-caligraphic": "MJXp-cal"
+    },
+    MATHSPACE: {
+      veryverythinmathspace:  1/18,
+      verythinmathspace:      2/18,
+      thinmathspace:          3/18,
+      mediummathspace:        4/18,
+      thickmathspace:         5/18,
+      verythickmathspace:     6/18,
+      veryverythickmathspace: 7/18,
+      negativeveryverythinmathspace:  -1/18,
+      negativeverythinmathspace:      -2/18,
+      negativethinmathspace:          -3/18,
+      negativemediummathspace:        -4/18,
+      negativethickmathspace:         -5/18,
+      negativeverythickmathspace:     -6/18,
+      negativeveryverythickmathspace: -7/18,
+
+      thin: .08,
+      medium: .1,
+      thick: .15,
+
+      infinity: BIGDIMEN
+    },
+    TeX: {
+      x_height:         .430554
+    },
+    pxPerInch: 72,
+    em: 16,
+
+    // ### FIXME:  add more here
+
+    DELIMITERS: {
+      "(": {dir:V},
+      "{": {dir:V, w:.58},
+      "[": {dir:V},
+      "|": {dir:V, w:.275},
+      ")": {dir:V},
+      "}": {dir:V, w:.58},
+      "]": {dir:V},
+      "/": {dir:V},
+      "\\": {dir:V},
+      "\u2223": {dir:V, w:.275},
+      "\u2225": {dir:V, w:.55},
+      "\u230A": {dir:V, w:.5},
+      "\u230B": {dir:V, w:.5},
+      "\u2308": {dir:V, w:.5},
+      "\u2309": {dir:V, w:.5},
+      "\u27E8": {dir:V, w:.5},
+      "\u27E9": {dir:V, w:.5},
+      "\u2191": {dir:V, w:.65},
+      "\u2193": {dir:V, w:.65},
+      "\u21D1": {dir:V, w:.75},
+      "\u21D3": {dir:V, w:.75},
+      "\u2195": {dir:V, w:.65},
+      "\u21D5": {dir:V, w:.75},
+      "\u27EE": {dir:V, w:.275},
+      "\u27EF": {dir:V, w:.275},
+      "\u23B0": {dir:V, w:.6},
+      "\u23B1": {dir:V, w:.6}
+    },
+
+    REMAPACCENT: {
+      "\u20D7":"\u2192",  // vector arrow
+      "'": "\u02CB",
+      "`": "\u02CA",
+      ".": "\u02D9",
+      "^": "\u02C6",
+      "-": "\u02C9",
+      "~": "\u02DC",
+      "\u00AF": "\u02C9",  // macron
+      "\u00B0": "\u02DA",  // degree sign
+      "\u00B4": "\u02CA",  // acute accent
+      "\u0300": "\u02CB",  // combining grave
+      "\u0301": "\u02CA",  // combining acute
+      "\u0302": "\u02C6",  // combining circumflex
+      "\u0303": "\u02DC",  // combinig tilde
+      "\u0304": "\u02C9",  // combining macron
+      "\u0305": "\u02C9",  // combining overline
+      "\u0306": "\u02D8",  // combining breve 
+      "\u0307": "\u02D9",  // combining dot
+      "\u0308": "\u00A8",  // combining double dot
+      "\u030C": "\u02C7"   // combining caron
+    },
+    REMAPACCENTUNDER: {
+    },
+    
+    length2em: function (length,size) {
+      if (typeof(length) !== "string") {length = length.toString()}
+      if (length === "") {return ""}
+      if (length === MML.SIZE.NORMAL) {return 1}
+      if (length === MML.SIZE.BIG)    {return 2}
+      if (length === MML.SIZE.SMALL)  {return .71}
+      if (this.MATHSPACE[length])     {return this.MATHSPACE[length]}
+      var match = length.match(/^\s*([-+]?(?:\.\d+|\d+(?:\.\d*)?))?(pt|em|ex|mu|px|pc|in|mm|cm|%)?/);
+      var m = parseFloat(match[1]||"1"), unit = match[2];
+      if (size == null) {size = 1}
+      if (unit === "em") {return m}
+      if (unit === "ex") {return m * this.TeX.x_height}
+      if (unit === "%")  {return m / 100 * size}
+      if (unit === "px") {return m / this.em}
+      if (unit === "pt") {return m / 10}                      // 10 pt to an em
+      if (unit === "pc") {return m * 1.2}                     // 12 pt to a pc
+      if (unit === "in") {return m * this.pxPerInch / this.em}
+      if (unit === "cm") {return m * this.pxPerInch / this.em / 2.54}  // 2.54 cm to an inch
+      if (unit === "mm") {return m * this.pxPerInch / this.em / 25.4}  // 10 mm to a cm
+      if (unit === "mu") {return m / 18}                     // 18mu to an em for the scriptlevel
+      return m*size;  // relative to given size (or 1em as default)
+    },
+
+    Em: function (m) {
+      if (Math.abs(m) < .001) return "0em";
+      return (m.toFixed(3).replace(/\.?0+$/,""))+"em";
+    },
+
+    arrayEntry: function (a,i) {return a[Math.max(0,Math.min(i,a.length-1))]}
+
+  });
+
+  MathJax.Hub.Register.StartupHook("mml Jax Ready",function () {
+    MML = MathJax.ElementJax.mml;
+
+    MML.mbase.Augment({
+      toPreviewHTML: function (span,options) {
+        return this.PHTMLdefaultSpan(span,options);
+      },
+
+      PHTMLdefaultSpan: function (span,options) {
+        if (!options) options = {};
+        span = this.PHTMLcreateSpan(span);
+        this.PHTMLhandleStyle(span);
+        this.PHTMLhandleColor(span);
+        if (this.isToken) this.PHTMLhandleToken(span);
+        for (var i = 0, m = this.data.length; i < m; i++) this.PHTMLaddChild(span,i,options);
+        return span;
+      },
+      PHTMLaddChild: function (span,i,options) {
+        var child = this.data[i];
+        if (child) {
+          if (options.childSpans)
+            span = HTML.addElement(span,"span",{className:options.className});
+          child.toPreviewHTML(span);
+          if (!options.noBBox) {
+            this.PHTML.w += child.PHTML.w + child.PHTML.l + child.PHTML.r;
+            if (child.PHTML.h > this.PHTML.h) this.PHTML.h = child.PHTML.h;
+            if (child.PHTML.d > this.PHTML.d) this.PHTML.d = child.PHTML.d;
+            if (child.PHTML.t > this.PHTML.t) this.PHTML.t = child.PHTML.t;
+            if (child.PHTML.b > this.PHTML.b) this.PHTML.b = child.PHTML.b;
+          }
+        } else if (options.forceChild) {HTML.addElement(span,"span")}
+      },
+      PHTMLstretchChild: function (i,H,D) {
+        var data = this.data[i];
+        if (data && data.PHTMLcanStretch("Vertical",H,D)) {
+          var bbox = this.PHTML, dbox = data.PHTML, w = dbox.w;
+          data.PHTMLstretchV(H,D);
+          bbox.w += dbox.w - w;
+          if (dbox.h > bbox.h) bbox.h = dbox.h;
+          if (dbox.d > bbox.d) bbox.d = dbox.d;
+        }
+      },
+
+      PHTMLcreateSpan: function (span) {
+        if (!this.PHTML) this.PHTML = {};
+        this.PHTML = {w:0, h:0, d:0, l:0, r:0, t:0, b:0};
+        if (this.inferred) return span;
+        //  ### FIXME:  This is a hack to handle the different spacing of the
+        //  ### integral sign in Times compared to CM fonts
+        if (this.type === "mo" && this.data.join("") === "\u222B") {PHTML.lastIsInt = true}
+        else if (this.type !== "mspace" || this.width !== "negativethinmathspace") {PHTML.lastIsInt = false}
+        //  ###
+        if (!this.PHTMLspanID) {this.PHTMLspanID = PHTML.GetID()};
+        var id = (this.id || "MJXp-Span-"+this.PHTMLspanID);
+        return HTML.addElement(span,"span",{className:"MJXp-"+this.type, id:id});
+      },
+      PHTMLspanElement: function () {
+        if (!this.PHTMLspanID) {return null}
+        return document.getElementById(this.id||"MJXp-Span-"+this.PHTMLspanID);
+      },
+
+      PHTMLhandleToken: function (span) {
+        var values = this.getValues("mathvariant");
+        if (values.mathvariant !== MML.VARIANT.NORMAL) {
+          span.className += " "+PHTML.VARIANT[values.mathvariant];
+        }
+      },
+
+      PHTMLhandleStyle: function (span) {
+        if (this.style) span.style.cssText = this.style;
+      },
+
+      PHTMLhandleColor: function (span) {
+        if (this.mathcolor) {span.style.color = this.mathcolor}
+        if (this.mathbackground) {span.style.backgroundColor = this.mathbackground}
+      },
+
+      PHTMLhandleScriptlevel: function (span) {
+        // ### FIXME:  Need to prevent getting too small
+        // ### and should keep track of scaling so it can be compensated for
+        var level = this.Get("scriptlevel");
+        if (level) span.className += " MJXp-script";
+      },
+
+      PHTMLhandleText: function (span,text) {
+        var c, n;
+        var H = 0, D = 0, W = 0;
+        for (var i = 0, m = text.length; i < m; i++) {
+          n = text.charCodeAt(i); c = text.charAt(i);
+          if (n >= 0xD800 && n < 0xDBFF) {
+            i++; n = (((n-0xD800)<<10)+(text.charCodeAt(i)-0xDC00))+0x10000;
+          }
+          var h = .7, d = .22, w = .5;
+          if (n < 127) {
+            if (c.match(/[A-Za-ehik-or-xz0-9]/)) d = 0;
+            if (c.match(/[A-HK-Z]/)) {w = .67} else if (c.match(/[IJ]/)) {w = .36}
+            if (c.match(/[acegm-su-z]/)) {h = .45} else if (c.match(/[ij]/)) {h = .75}
+            if (c.match(/[ijlt]/)) w = .28;
+          }
+          if (PHTML.DELIMITERS[c]) {w = PHTML.DELIMITERS[c].w || .4}
+          // ### FIXME:  handle Greek
+          // ### Combining diacriticals (all sets), spacing modifiers
+          // ### arrows (all sets), widths of braces
+          if (h > H) H = h; if (d > D) D = d; W += w;
+        }
+        if (!this.CHML) this.PHTML = {};
+        this.PHTML = {h:.9, d:.3, w:W, l:0, r:0, t:H, b:D};
+        HTML.addText(span,text);
+      },
+
+      PHTMLbboxFor: function (n) {
+        if (this.data[n] && this.data[n].PHTML) return this.data[n].PHTML;
+        return {w:0, h:0, d:0, l:0, r:0, t:0, b:0};
+      },
+
+      PHTMLcanStretch: function (direction,H,D) {
+        if (this.isEmbellished()) {
+          var core = this.Core();
+          if (core && core !== this) {return core.PHTMLcanStretch(direction,H,D)}
+        }
+        return false;
+      },
+      PHTMLstretchV: function (h,d) {},
+      PHTMLstretchH: function (w) {},
+
+      CoreParent: function () {
+        var parent = this;
+        while (parent && parent.isEmbellished() &&
+               parent.CoreMO() === this && !parent.isa(MML.math)) {parent = parent.Parent()}
+        return parent;
+      },
+      CoreText: function (parent) {
+        if (!parent) {return ""}
+        if (parent.isEmbellished()) {return parent.CoreMO().data.join("")}
+        while ((parent.isa(MML.mrow) || parent.isa(MML.TeXAtom) ||
+                parent.isa(MML.mstyle) || parent.isa(MML.mphantom)) &&
+                parent.data.length === 1 && parent.data[0]) {parent = parent.data[0]}
+        if (!parent.isToken) {return ""} else {return parent.data.join("")}
+      }
+
+    });
+
+    MML.chars.Augment({
+      toPreviewHTML: function (span) {
+        var text = this.toString().replace(/[\u2061-\u2064]/g,"");
+        this.PHTMLhandleText(span,text);
+      }
+    });
+    MML.entity.Augment({
+      toPreviewHTML: function (span) {
+        var text = this.toString().replace(/[\u2061-\u2064]/g,"");
+        this.PHTMLhandleText(span,text);
+      }
+    });
+
+    MML.math.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span);
+        if (this.Get("display") === "block") {span.className += " MJXp-display"}
+        return span;
+      }
+    });
+
+    MML.mo.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span);
+        this.PHTMLadjustAccent(span);
+        var values = this.getValues("lspace","rspace","scriptlevel","displaystyle","largeop");
+        if (values.scriptlevel === 0) {
+          this.PHTML.l = PHTML.length2em(values.lspace);
+          this.PHTML.r = PHTML.length2em(values.rspace);
+          span.style.marginLeft = PHTML.Em(this.PHTML.l);
+          span.style.marginRight = PHTML.Em(this.PHTML.r);
+        } else {
+          this.PHTML.l = .15;
+          this.PHTML.r = .1;
+        }
+        if (values.displaystyle && values.largeop) {
+          var box = HTML.Element("span",{className:"MJXp-largeop"});
+          box.appendChild(span.firstChild); span.appendChild(box);
+          this.PHTML.h *= 1.2; this.PHTML.d *= 1.2;
+          if (this.data.join("") === "\u222B") box.className += " MJXp-int";
+        }
+        // ### FIXME:  Handle embellished op spacing
+        // ### FIXME:  Remap minus signs
+        return span;
+      },
+      PHTMLadjustAccent: function (span) {
+        var parent = this.CoreParent();
+        if (parent && parent.isa(MML.munderover) && 
+            this.CoreText(parent.data[parent.base]).length === 1) {
+          var over = parent.data[parent.over], under = parent.data[parent.under];
+          var c = this.data.join(""), C;
+          if (over && this === over.CoreMO() && parent.Get("accent")) {C = PHTML.REMAPACCENT[c]}
+          else if (under && this === under.CoreMO() && parent.Get("accentunder")) {C = PHTML.REMAPACCENTUNDER[c]}
+          if (C) c = span.innerHTML = C;
+          if (c.match(/[\u02C6-\u02DC\u00A8]/)) {this.PHTML.acc = -.52}
+          else if (c === "\u2192") {this.PHTML.acc = -.15; this.PHTML.vec = true}
+        }
+      },
+      PHTMLcanStretch: function (direction,H,D) {
+        if (!this.Get("stretchy")) {return false}
+        var c = this.data.join("");
+        if (c.length > 1) {return false}
+        c = PHTML.DELIMITERS[c];
+        var stretch = (c && c.dir === direction.substr(0,1));
+        if (stretch) {
+          stretch = (this.PHTML.h !== H || this.PHTML.d !== D ||
+            (this.Get("minsize",true) || this.Get("maxsize",true)));
+        }
+        return stretch;
+      },
+      PHTMLstretchV: function (h,d) {
+        var span = this.PHTMLspanElement(), bbox = this.PHTML; //bbox.w = .4; // ## adjust width
+        var values = this.getValues("symmetric","maxsize","minsize");
+        if (values.symmetric) {H = 2*Math.max(h-.25,d+.25)} else {H = h + d}
+        values.maxsize = PHTML.length2em(values.maxsize,bbox.h+bbox.d);
+        values.minsize = PHTML.length2em(values.minsize,bbox.h+bbox.d);
+        H = Math.max(values.minsize,Math.min(values.maxsize,H));
+        var scale = H/(bbox.h+bbox.d-.3);  // ### adjusted for extra tall bbox
+        var box = HTML.Element("span",{style:{"font-size":PHTML.Em(scale)}});
+        if (scale > 1.25) {
+          var sX = Math.ceil(1.25/scale * 10);
+          box.className = "MJXp-right MJXp-scale"+sX;
+          box.style.marginLeft = PHTML.Em(bbox.w*(sX/10-1)+.07);
+          bbox.w *= scale*sX/10;
+        }
+        box.appendChild(span.firstChild); span.appendChild(box);
+        if (values.symmetric) span.style.verticalAlign = PHTML.Em(.25*(1-scale));
+      }
+    });
+
+    MML.mspace.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span);
+        var values = this.getValues("height","depth","width");
+        var w = PHTML.length2em(values.width),
+            h = PHTML.length2em(values.height),
+            d = PHTML.length2em(values.depth);
+        var bbox = this.PHTML;
+        bbox.w = w; bbox.h = h; bbox.d = d;
+        if (w < 0) {
+          //  ### FIXME:  lastIsInt hack
+          if (!PHTML.lastIsInt) span.style.marginLeft = PHTML.Em(w);
+          w = 0;
+        }
+        span.style.width = PHTML.Em(w);
+        span.style.height = PHTML.Em(h+d);
+        if (d) span.style.verticalAlign = PHTML.Em(-d);
+        return span;
+      }
+    });
+
+    MML.mpadded.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span,{
+          childSpans:true, className:"MJXp-box", forceChild:true
+        });
+        var child = span.firstChild;
+        var values = this.getValues("width","height","depth","lspace","voffset");
+        var dimen = this.PHTMLdimen(values.lspace);
+        var T = 0, B = 0, L = dimen.len, R = -dimen.len, V = 0;
+        if (values.width !== "") {
+          dimen = this.PHTMLdimen(values.width,"w",0);
+          if (dimen.pm) {R += dimen.len} else {span.style.width = PHTML.Em(dimen.len)}
+        }
+        if (values.height !== "") {
+          dimen = this.PHTMLdimen(values.height,"h",0);
+          if (!dimen.pm) T += -this.PHTMLbboxFor(0).h;
+          T += dimen.len;
+        }
+        if (values.depth !== "")  {
+          dimen = this.PHTMLdimen(values.depth,"d",0);
+          if (!dimen.pm) {B += -this.PHTMLbboxFor(0).d; V += -dimen.len}
+          B += dimen.len;
+        }
+        if (values.voffset !== "") {
+          dimen = this.PHTMLdimen(values.voffset);
+          T -= dimen.len; B += dimen.len;
+          V += dimen.len;
+        }
+        if (T) child.style.marginTop = PHTML.Em(T);
+        if (B) child.style.marginBottom = PHTML.Em(B);
+        if (L) child.style.marginLeft = PHTML.Em(L);
+        if (R) child.style.marginRight = PHTML.Em(R);
+        if (V) span.style.verticalAlign = PHTML.Em(V);
+        return span;
+      },
+      PHTMLdimen: function (length,d,m) {
+        if (m == null) {m = -BIGDIMEN}
+        length = String(length);
+        var match = length.match(/width|height|depth/);
+        var size = (match ? this.PHTML[match[0].charAt(0)] : (d ? this.PHTML[d] : 0));
+        return {len: PHTML.length2em(length,size)||0, pm: !!length.match(/^[-+]/)};
+      }
+    });
+
+    MML.munderover.Augment({
+      toPreviewHTML: function (span) {
+	var values = this.getValues("displaystyle","accent","accentunder","align");
+        var base = this.data[this.base];
+	if (!values.displaystyle && base != null &&
+	    (base.movablelimits || base.CoreMO().Get("movablelimits"))) {
+          span = MML.msubsup.prototype.toPreviewHTML.call(this,span);
+          //
+          //  Change class to msubsup for CSS rules.
+          //  ### FIXME: should this be handled via adding another class instead?
+          //
+          span.className = span.className.replace(/munderover/,"msubsup");
+          return span;
+        }
+        span = this.PHTMLdefaultSpan(span,{childSpans:true, className:"", noBBox:true});
+        var obox = this.PHTMLbboxFor(this.over),
+            ubox = this.PHTMLbboxFor(this.under),
+            bbox = this.PHTMLbboxFor(this.base),
+            BBOX = this.PHTML, acc = obox.acc;
+        if (this.data[this.over]) {
+          if (span.lastChild.firstChild){
+            span.lastChild.firstChild.style.marginLeft = obox.l =
+              span.lastChild.firstChild.style.marginRight = obox.r = 0;
+          }
+          var over = HTML.Element("span",{},[["span",{className:"MJXp-over"}]]);
+          over.firstChild.appendChild(span.lastChild);
+          if (span.childNodes.length > (this.data[this.under] ? 1 : 0))
+            over.firstChild.appendChild(span.firstChild);
+          this.data[this.over].PHTMLhandleScriptlevel(over.firstChild.firstChild);
+          if (acc != null) {
+            if (obox.vec) {
+              over.firstChild.firstChild.firstChild.style.fontSize = "60%";
+              obox.h *= .6; obox.d *= .6; obox.w *= .6;
+            }
+            acc = acc - obox.d + .1; if (bbox.t != null) {acc += bbox.t - bbox.h}
+            over.firstChild.firstChild.style.marginBottom = PHTML.Em(acc);
+          }
+          if (span.firstChild) {span.insertBefore(over,span.firstChild)}
+            else {span.appendChild(over)}
+        }
+        if (this.data[this.under]) {
+          if (span.lastChild.firstChild) {
+            span.lastChild.firstChild.style.marginLeft = ubox.l =
+              span.lastChild.firstChild.marginRight = ubox.r = 0;
+          }
+          this.data[this.under].PHTMLhandleScriptlevel(span.lastChild);
+        }
+        BBOX.w = Math.max(.8*obox.w,.8*ubox.w,bbox.w);
+        BBOX.h = .8*(obox.h+obox.d+(acc||0)) + bbox.h;
+        BBOX.d = bbox.d + .8*(ubox.h+ubox.d);
+        return span;
+      }
+    });
+
+    MML.msubsup.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span,{noBBox:true});
+        if (!this.data[this.base]) {
+          if (span.firstChild) {span.insertBefore(HTML.Element("span"),span.firstChild)}
+            else {span.appendChild(HTML.Element("span"))}
+        }
+        var base = this.data[this.base], sub = this.data[this.sub], sup = this.data[this.sup];
+        if (!base) base = {bbox: {h:.8, d:.2}};
+        span.firstChild.style.marginRight = ".05em";
+        var h = Math.max(.4,base.PHTML.h-.4),
+            d = Math.max(.2,base.PHTML.d+.1);
+        var bbox = this.PHTML;
+        if (sup && sub) {
+          var box = HTML.Element("span",{className:"MJXp-script-box", style:{
+            height: PHTML.Em(h+sup.PHTML.h*.8 + d+sub.PHTML.d*.8),
+            "vertical-align": PHTML.Em(-d-sub.PHTML.d*.8)
+          }},[
+            ["span",{},[["span",{},[["span",{
+              style:{"margin-bottom":PHTML.Em(-(sup.PHTML.d-.05))}
+            }]]]]],
+            ["span",{},[["span",{},[["span",{
+              style:{"margin-top":PHTML.Em(-(sup.PHTML.h-.05))}
+            }]]]]]
+          ]);
+          sub.PHTMLhandleScriptlevel(box.firstChild);
+          sup.PHTMLhandleScriptlevel(box.lastChild);
+          box.firstChild.firstChild.firstChild.appendChild(span.lastChild);
+          box.lastChild.firstChild.firstChild.appendChild(span.lastChild);
+          span.appendChild(box);
+          bbox.h = Math.max(base.PHTML.h,sup.PHTML.h*.8+h);
+          bbox.d = Math.max(base.PHTML.d,sub.PHTML.d*.8+d);
+          bbox.w = base.PHTML.w + Math.max(sup.PHTML.w,sub.PHTML.w) + .07;
+        } else if (sup) {
+          span.lastChild.style.verticalAlign = PHTML.Em(h);
+          sup.PHTMLhandleScriptlevel(span.lastChild);
+          bbox.h = Math.max(base.PHTML.h,sup.PHTML.h*.8+h);
+          bbox.d = Math.max(base.PHTML.d,sup.PHTML.d*.8-h);
+          bbox.w = base.PHTML.w + sup.PHTML.w + .07;
+        } else if (sub) {
+          span.lastChild.style.verticalAlign = PHTML.Em(-d);
+          sub.PHTMLhandleScriptlevel(span.lastChild);
+          bbox.h = Math.max(base.PHTML.h,sub.PHTML.h*.8-d);
+          bbox.d = Math.max(base.PHTML.d,sub.PHTML.d*.8+d);
+          bbox.w = base.PHTML.w + sub.PHTML.w + .07;
+        }
+        return span;
+      }
+    });
+
+    MML.mfrac.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span,{
+          childSpans:true, className:"MJXp-box", forceChild:true, noBBox:true
+        });
+        var values = this.getValues("linethickness","displaystyle");
+        if (!values.displaystyle) {
+          if (this.data[0]) this.data[0].PHTMLhandleScriptlevel(span.firstChild);
+          if (this.data[1]) this.data[1].PHTMLhandleScriptlevel(span.lastChild);
+        }
+        var denom = HTML.Element("span",{className:"MJXp-box"},[
+          ["span",{className:"MJXp-denom"},[                        // inline-table
+            ["span",{},[["span",{className:"MJXp-rule",style:{height:"1em"}}]]],
+            ["span"]                                                // spans are table-row
+          ]]
+        ]);
+        denom.firstChild.lastChild.appendChild(span.lastChild);
+        span.appendChild(denom);
+        var nbox = this.PHTMLbboxFor(0), dbox = this.PHTMLbboxFor(1), bbox = this.PHTML;
+        bbox.w = Math.max(nbox.w,dbox.w) * .8;
+        bbox.h = nbox.h+nbox.d + .1 + .25;
+        bbox.d = dbox.h+dbox.d - .25;
+        bbox.l = bbox.r = .125;
+        values.linethickness = Math.max(0,PHTML.length2em(values.linethickness||"0",0));
+        if (values.linethickness) {
+          var rule = denom.firstChild.firstChild.firstChild;
+          var t = PHTML.Em(values.linethickness);
+          rule.style.borderTop = "none";
+          rule.style.borderBottom = (values.linethickness < .15 ? "1px" : t)+" solid";
+          rule.style.margin = t+" 0";
+          t = values.linethickness;
+          denom.style.marginTop = PHTML.Em(3*t-1.2);
+          span.style.verticalAlign = PHTML.Em(1.5*t + .1);
+          bbox.h += 1.5*t - .1; bbox.d += 1.5*t;
+        } else {
+          denom.style.marginTop = "-.7em";
+        }
+        return span;
+      }
+    });
+
+    MML.msqrt.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span,{
+          childSpans:true, className:"MJXp-box", forceChild:true, noBBox:true
+        });
+        this.PHTMLlayoutRoot(span,span.firstChild);
+        return span;
+      },
+      PHTMLlayoutRoot: function (span,base) {
+        var bbox = this.PHTMLbboxFor(0);
+        var scale = Math.ceil((bbox.h+bbox.d+.14)*100), t = PHTML.Em(14/scale);
+        var surd = HTML.Element("span",{className:"MJXp-surd"},[
+          ["span",{style:{"font-size":scale+"%","margin-top":t}},["\u221A"]]
+        ]);
+        var root = HTML.Element("span",{className:"MJXp-root"},[
+          ["span",{className:"MJXp-rule",style:{"border-top":".08em solid"}}]
+        ]);
+        var W = (1.2/2.2)*scale/100; // width-of-surd = (height/H-to-W-ratio)
+        if (scale > 150) {
+          var sX = Math.ceil(150/scale * 10);
+          surd.firstChild.className = "MJXp-right MJXp-scale"+sX;
+          surd.firstChild.style.marginLeft = PHTML.Em(W*(sX/10-1)/scale*100);
+          W = W*sX/10;
+          root.firstChild.style.borderTopWidth = PHTML.Em(.08/Math.sqrt(sX/10));
+        }
+        root.appendChild(base);
+        span.appendChild(surd);
+        span.appendChild(root);
+        this.PHTML.h = bbox.h + .18; this.PHTML.d = bbox.d;
+        this.PHTML.w = bbox.w + W; 
+        return span;
+      }
+    });
+
+    MML.mroot.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span,{
+          childSpans:true, className:"MJXp-box", forceChild:true, noBBox:true
+        });
+        var rbox = this.PHTMLbboxFor(1), root = span.removeChild(span.lastChild);
+        var sqrt = this.PHTMLlayoutRoot(HTML.Element("span"),span.firstChild);
+        root.className = "MJXp-script";  // ### FIXME: should be scriptscript
+        var scale = parseInt(sqrt.firstChild.firstChild.style.fontSize);
+        var v = .55*(scale/120) + rbox.d*.8, r = -.6*(scale/120);
+        if (scale > 150) {r *= .95*Math.ceil(150/scale*10)/10}
+        root.style.marginRight = PHTML.Em(r); root.style.verticalAlign = PHTML.Em(v);
+        if (-r > rbox.w*.8) root.style.marginLeft = PHTML.Em(-r-rbox.w*.8); // ### depends on rbox.w
+        span.appendChild(root); span.appendChild(sqrt);
+        this.PHTML.w += Math.max(0,rbox.w*.8+r);
+        this.PHTML.h = Math.max(this.PHTML.h,rbox.h*.8+v);
+        return span;
+      },
+      PHTMLlayoutRoot: MML.msqrt.prototype.PHTMLlayoutRoot
+    });
+    
+    MML.mfenced.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLcreateSpan(span);
+        this.PHTMLhandleStyle(span);
+        this.PHTMLhandleColor(span);
+        //
+        //  Make row of open, data, sep, ... data, close
+        //
+        this.addFakeNodes();
+        this.PHTMLaddChild(span,"open",{});
+        for (var i = 0, m = this.data.length; i < m; i++) {
+          this.PHTMLaddChild(span,"sep"+i,{});
+          this.PHTMLaddChild(span,i,{});
+        }
+        this.PHTMLaddChild(span,"close",{});
+        //
+        //  Check for streching the elements
+        //
+        var H = this.PHTML.h, D = this.PHTML.d;
+        this.PHTMLstretchChild("open",H,D);
+        for (i = 0, m = this.data.length; i < m; i++) {
+          this.PHTMLstretchChild("sep"+i,H,D);
+          this.PHTMLstretchChild(i,H,D);
+        }
+        this.PHTMLstretchChild("close",H,D);
+        return span;
+      }
+    });
+
+    MML.mrow.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span);
+        var H = this.PHTML.h, D = this.PHTML.d;
+        for (var i = 0, m = this.data.length; i < m; i++) this.PHTMLstretchChild(i,H,D);
+        return span;
+      }
+    });
+
+    MML.mstyle.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span);
+        this.PHTMLhandleScriptlevel(span);
+        return span;
+      }
+    });
+
+    MML.TeXAtom.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span);
+        // ### FIXME: handle TeX class?
+        span.className = "MJXp-mrow";
+        return span;
+      }
+    });
+
+    MML.mtable.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLdefaultSpan(span,{noBBox:true});
+        var values = this.getValues("columnalign","rowalign","columnspacing","rowspacing",
+                                    "columnwidth","equalcolumns","equalrows",
+                                    "columnlines","rowlines","frame","framespacing",
+                                    "align","width");
+        var SPLIT = MathJax.Hub.SplitList, i, m, j, n;
+        var CSPACE = SPLIT(values.columnspacing),
+            RSPACE = SPLIT(values.rowspacing),
+            CALIGN = SPLIT(values.columnalign),
+            RALIGN = SPLIT(values.rowalign);
+        for (i = 0, m = CSPACE.length; i < m; i++) {CSPACE[i] = PHTML.length2em(CSPACE[i])}
+        for (i = 0, m = RSPACE.length; i < m; i++) {RSPACE[i] = PHTML.length2em(RSPACE[i])}
+
+        var table = HTML.Element("span");
+        while (span.firstChild) table.appendChild(span.firstChild);
+        span.appendChild(table);
+        var H = 0, W = 0;
+        for (i = 0, m = this.data.length; i < m; i++) {
+          var row = this.data[i];
+          if (row) {
+            var rspace = PHTML.arrayEntry(RSPACE,i-1), ralign = PHTML.arrayEntry(RALIGN,i);
+            var rbox = row.PHTML, rspan = row.PHTMLspanElement();
+            rspan.style.verticalAlign = ralign;
+            var k = (row.type === "mlabeledtr" ? 1 : 0);
+            for (j = 0, n = row.data.length; j < n-k; j++) {
+              var cell = row.data[j+k];
+              if (cell) {
+                var cspace = PHTML.arrayEntry(CSPACE,j-1), calign = PHTML.arrayEntry(CALIGN,j);
+                var cspan = cell.PHTMLspanElement();
+                if (j) {rbox.w += cspace; cspan.style.paddingLeft = PHTML.Em(cspace)}
+                if (i) cspan.style.paddingTop = PHTML.Em(rspace);
+                cspan.style.textAlign = calign;
+              }
+            }
+            H += rbox.h + rbox.d; if (i) {H += rspace}
+            if (rbox.w > W) W = rbox.w;
+          }
+        }
+        var bbox = this.PHTML;
+        bbox.w = W; bbox.h = H/2 + .25; bbox.d = H/2 - .25;
+        bbox.l = bbox.r = .125;
+        return span;
+      }
+    });
+    MML.mlabeledtr.Augment({
+      PHTMLdefaultSpan: function (span,options) {
+        if (!options) options = {};
+        span = this.PHTMLcreateSpan(span);
+        this.PHTMLhandleStyle(span);
+        this.PHTMLhandleColor(span);
+        if (this.isToken) this.PHTMLhandleToken(span);
+        // skip label for now
+        for (var i = 1, m = this.data.length; i < m; i++) this.PHTMLaddChild(span,i,options);
+        return span;
+      }
+    });
+
+    MML.semantics.Augment({
+      toPreviewHTML: function (span) {
+        span = this.PHTMLcreateSpan(span);
+        if (this.data[0]) {
+          this.data[0].toPreviewHTML(span);
+          MathJax.Hub.Insert(this.data[0].PHTML||{},this.PHTML);
+        }
+        return span;
+      }
+    });
+    MML.annotation.Augment({toPreviewHTML: function(span) {}});
+    MML["annotation-xml"].Augment({toPreviewHTML: function(span) {}});
+
+    //
+    //  Loading isn't complete until the element jax is modified,
+    //  but can't call loadComplete within the callback for "mml Jax Ready"
+    //  (it would call PreviewHTML's Require routine, asking for the mml jax again)
+    //  so wait until after the mml jax has finished processing.
+    //  
+    //  We also need to wait for the onload handler to run, since the loadComplete
+    //  will call Config and Startup, which need to modify the body.
+    //
+    MathJax.Hub.Register.StartupHook("onLoad",function () {
+      setTimeout(MathJax.Callback(["loadComplete",PHTML,"jax.js"]),0);
+    });
+  });
+
+  MathJax.Hub.Register.StartupHook("End Cookie", function () {  
+    if (HUB.config.menuSettings.zoom !== "None")
+      {AJAX.Require("[MathJax]/extensions/MathZoom.js")}
+  });
+    
+})(MathJax.Ajax,MathJax.Hub,MathJax.HTML,MathJax.OutputJax.PreviewHTML);
+// @license-end