PYTHAGORAS - The man behind the numbers The Pythagoreans' special numbers 1 The number one was very special to the Pythagoreans. It was the first number to be created, and they considered it much more than a number. They thought of this number as if it was created in the image of God. This number had divine qualities; it was a symbol of unity, wholeness and priority. 2 Two was the first of the even numbers, which …showed first 75 words of 530 total…

…showed last 75 words of 530 total…BC, but they couldn't prove it. The first people we know proved it are the Pythagoreans, it might have been Pythagoras himself. Thereby they raised the rule to the status of a theorem. The theorem is important to the evolution of the Greek concept of number and the proof demonstrates how the Greeks used such proofs. Pythagoras theorem can also be used for triangles that aren't right. Then it goes: c" = a" + b" - 2ab