Old Babylonian mathematics and Plimpton 322: A new understanding of the OB tablet Plimpton 322

What is the true role and meaning of Plimpton 322, the most famous mathematical clay tablet from Old Babylonian times? In this video Daniel and Norman explain their new theory: that Plimpton 322 was actually the world's first trigonometric table, but this was a ratio-based trigonometry, not an angle...

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