Encarta: Pythagoras
Encyclopedia article provides an introduction to the Greek philosopher and mathematician.
Pythagoras
Student-written biography focuses on his most significant achievements.
Pythagoras of Samos
Detailed biography, including pictures, from the MacTutor History of Mathematics archive.
The Proof: Pythagorean Puzzle
A fun look at the man and one of his best-known equations. Includes Shockwave demonstration. From Nova Online.
The Theorem of Pythagoras
Brief description and proof of the Pythagorean theorem.