|A New Proof of The Four Colour Theorem|
Ashay Dharwadker presents a new proof of the four color theorem that uses group theory and Steiner systems, illustrated using a map of Madhya Pradesh and adjoining states in India.
|MATHS QUIZ 2000|
As part of the World Mathematics Year, every mathematician in the world is invited to take part in a contest!
|BitArt, Spirolateral Series|
A nice collection of spirolaterals that you can see in generation.
|Synergetics on the Web|
Kirby Urner presents an artfully presented site on Synergetics, which uses geometric metaphors to connect and organize experiences.
Hans Lundmark shows how to use "domain coloring" in order to visualise complex analytic functions.
Jeff Weeks has created challenging games, including Tic-Tac-Toe and Chess, to play on the Torus and the Klein bottle.
|The Prime Maze|
A great game by Dr. Paulsen using prime numbers. Can you make it through the maze? Check out some of his other web-based math games.
|The Euler Project|
This site makes available in English some of the works of the great mathematician Leonhard Euler.
Everything that you ever wanted to know about Zero!
|The Geometry of War|
An interesting virtual exhibition from The Museum of the History of Science in Oxford on the uses of geometry in the art of warfare during the Renaissance.