The Heart of Fermat's Last Theorem

Alex Bellos discusses how the Incans used knots in string (Quipu) to record numbers.Check out Brilliant (get 20% off their premium service): https://brillian...

Modularity... Simon Pampena gets to the heart of proving Fermat's Last Theorem.

Audible: www.audible.com/numberphile

More Numberphile videos on Fermat: http://bit.ly/fermat_videos

Simon Pampena is Australia's Numeracy Ambassador --- https://twitter.com/mathemaniac