Tau vs Pi Smackdown

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...

Steve Mould (tau) and Matt Parker (pi) go head-to-head.

See our tau video: http://www.youtube.com/watch?v=83ofi_L6eAo
Our Pi Playlist (more videos): http://bit.ly/PiPlaylist

Matt Parker: http://www.standupmaths.com/
Steve Mould: http://www.stevemould.com/