maths.factorial
===============

.. py:module:: maths.factorial

.. autoapi-nested-parse::

   Factorial of a positive integer -- https://en.wikipedia.org/wiki/Factorial



Attributes
----------

.. autoapisummary::

   maths.factorial.n


Functions
---------

.. autoapisummary::

   maths.factorial.factorial
   maths.factorial.factorial_recursive


Module Contents
---------------

.. py:function:: factorial(number: int) -> int

   Calculate the factorial of specified number (n!).

   >>> import math
   >>> all(factorial(i) == math.factorial(i) for i in range(20))
   True
   >>> factorial(0.1)
   Traceback (most recent call last):
       ...
   ValueError: factorial() only accepts integral values
   >>> factorial(-1)
   Traceback (most recent call last):
       ...
   ValueError: factorial() not defined for negative values
   >>> factorial(1)
   1
   >>> factorial(6)
   720
   >>> factorial(0)
   1


.. py:function:: factorial_recursive(n: int) -> int

   Calculate the factorial of a positive integer
   https://en.wikipedia.org/wiki/Factorial

   >>> import math
   >>> all(factorial(i) == math.factorial(i) for i in range(20))
   True
   >>> factorial(0.1)
   Traceback (most recent call last):
       ...
   ValueError: factorial() only accepts integral values
   >>> factorial(-1)
   Traceback (most recent call last):
       ...
   ValueError: factorial() not defined for negative values


.. py:data:: n