Irrational Number

+An **irrational number** is a [Real Number](/wiki/real_number) that cannot be expressed as a simple fraction of two integers. Its [Decimal](/wiki/decimal) representation extends infinitely without any repeating pattern.

+## See also

+- [Pi](/wiki/pi)

+- [Euler's Number](/wiki/euler's_number)

+- [Rational Number](/wiki/rational_number)