Mathematics is a fascinating and beautiful subject, which has aroused people's curiosity for thousands of years. Despite its long history, learning about mathematics doesn't require years of study, or absorbing a lot of factual knowledge. All it really calls for is the ability to think logically. As a result, mathematics should be accessible not just to the specialist, but to anyone who has an interest in mathematical ideas, and who enjoys playing with their endless supply of mental puzzles.

This page is intended for anyone who is curious about mathematics. Below you will links to mathematics articles and interactive web pages, aimed at a general audience.

## Articles |

- Modular Arithmetic Calculator - Perform arithmetic and find square roots modulo an integer.
- Big Integer Modular Arithmetic Calculator (Big MAC) - Perform modular arithmetic on very large integers, such as a googol (1 followed by a hundred zeros).
- Find the greatest common divisor of two integers using the Euclidean algorithm.

- Graph pro basketball statistics - a Perl interface to a MySQL database of professional basketball stats.
- Create distribution charts for pro basketball statistics.

- Graph a polynomial and its derivative.
- Plot the trajectory of a cannonball for a given muzzle velocity and angle of elevation.
- Graph solutions of the Lotka-Volterra equations, a differential equations model for predator-prey interactions.

- Draw graphs of ellipses with varying parameters.
- Convert angles between radians and degrees.