More links & stuff in full description below ↓↓↓
Alex Bellos: http://www.alexbellos.com
More Alex videos on Numberphile: http://bit.ly/Bellos_Playlist
So You Think You’ve Got Problems by Alex Bellos
Amazon: https://amzn.to/2KR9Get
Signed copies via MathsGear:http://bit.ly/BellosProblemsSigned
More Alex books: https://amzn.to/2KQTc5Y
The Cattle Problem by AH Bell: https://www.jstor.org/stable/pdf/2968125.pdf
The Cattle Problem on Wikipedia: https://en.wikipedia.org/wiki/Archimedes%27s_cattle_problem
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