pi_circle.png

Hello there.

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

Why 1980 was a great year to be born... but 2184 will be better

Why 1980 was a great year to be born... but 2184 will be better

Brady Haran
Matt Parker, Squares
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...

Featuring Matt Parker, who also wrote a book: http://bit.ly/Matt_4D_US

Animation by Pete McPartlan

The Brain of John Conway (and his Amazing Tongue)

The Brain of John Conway (and his Amazing Tongue)
Hunt for the Elusive 4th Klein Bottle

Hunt for the Elusive 4th Klein Bottle