Documentation

Fibonacci number of given Integer.

Examples:

>>> fib 5
5
>>> fib 10
55

>>> fib 10
55

One more Example:

>>> fib 5
5

One more Example:

>>> fib 5
5

Example with an import:

>>> import Data.Char
>>> isSpace 'a'
False

>>> putStrLn "foo\n\nbar"
foo

bar