INTERESTING: Who discovered the Pythagorean theorem first?


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As early as the 1st century B.C., the Chinese text Zhou Bi Suan Jing reflected the reasoning of the Pythagorean theorem, showing how to find the hypotenuse of the 3-4-5 triangle. 

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In Mathematics and the Aesthetic (2007), Nathalie Sinclair writes, “The Chinese diagram … is the same as one given by the twelfth-century Indian scholar Bhaskara, whose one-word injunction Behold! recorded his sense of awe.”

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Hey, we was taught it’s the Pythagorean formula.  But it seems that some Babylonians may have preceded the Greeks and Indians (from India).  Maybe the Chinese found it first?