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This is Numberphile. We mainly post videos about mathematics and just numbers in general.

The Bridges to Fermat's Last Theorem

The Bridges to Fermat's Last Theorem

Brady Haran
Ken Ribet, Fermat
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...

Ken Ribet - a key player in the solution to Fermat's Last Theorem - gives a taste of how real mathematics is done... piece by piece and by human beings.

More Fermat (with Simon Singh): http://youtu.be/qiNcEguuFSA
Even more Fermat (with Simon and Homer Simpson): http://youtu.be/ReOQ300AcSU

Simon Singh's brilliant documentary on BBC iPlayer (UK only): http://bit.ly/TheProofDoco
And his Fermat book: http://amzn.to/1jWqMTa

The Best (and Worst) Ways to Shuffle Cards

The Best (and Worst) Ways to Shuffle Cards
58 and other Confusing Numbers

58 and other Confusing Numbers