kippee.com

Friday, 25 August 2017

3,700-year-old Babylonian tablet rewrites the history of maths - and shows the Greeks did not develop trigonometry

http://ift.tt/2vbZ1VY

Submitted August 26, 2017 at 02:13AM by loki2002 http://ift.tt/2wFoSG7

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