He had to have study from masters in the subject and there is proof that he was there for over forty years.
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He traveled allot and learned from different cultures. It is known that the Chineese knew about the Pythagorean Theorem as far back as 1000 B.C.E nearly 500 years before Pythagoras was born.
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I am no expert on this, yet if my long-term recall is correct one could summize both the island of Samos, (off the coast of modern Turkey) and Egypt (in the area that later became Alexandria).
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Copyright © 2017 HubPages Inc. and respective owners.