What was the first (known) maths mistake?

Thanks to Waterstones for choosing Humble Pi as a ’top 100’ paperback of the year. Signed copies are available at Maths Gear. It’s cheaper at Waterstones, but not signed. You choose! Thanks to Robert Englund and the Free University of Berlin for producing Archaic Bookkeeping. What a niche but amazing book. But be warned: copies are not cheap. Hey look, Kushim has their own wikipedia page! (Uruk_Period) CORRECTIONS - None spotted yet. Let me know if you locate any mistakes. Thanks to Penguin Random House for supporting this video. As always: thanks to Jane Street who support my channel. They’re amazing. And tha