Pythagoras was a Greek mathematician born in 570 BC on the island of Samos. He traveled extensively in his youth to Egypt and Babylon to further his education. Pythagoras founded a school in Crotona, Italy called the Pythagorean school around 530 BC, where he taught his theories and beliefs. He is most famous for discovering the Pythagorean theorem which states that in a right triangle, the square of the hypotenuse is equal to the sum of the squares of the other two sides. Pythagoras also believed in the transmigration of souls and was a vegetarian. He died around 495 BC leaving behind many mathematical and philosophical contributions.