Sumerian mathematics . . . at it again!

For the lover of human history and development, Plimpton 322 continues to show us what we have progressively re-discovered. This Sumerian tablet defined Pythagorus’s theorem 1000 years before Pythagorus. These two gents have also highlighted this tablet’s value as a trigonometric table – a brand new theory. Amazing stuff.

 

Daniel Mansfield and Norman J Wildberger

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