CONT: Maintain GitHub Wiki pages

[JordanWelsman]

Description

This issue tracks the project's current and planned Wiki pages.

To-do:

• Homepage
• Module functions
  • Overview
    • hello_world()
    • absolute()
    • add()
    • cube()
    • divide()
    • exponent()
    • multiply()
    • square_root()
    • square()
    • subtract()
  • hello_world()
  • absolute()
  • add()
  • cube()
  • divide()
  • exponent()
  • multiply()
  • square_root()
  • square()
  • subtract()
• Credits