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Hello there.

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

Pi is Beautiful

Pi is Beautiful

Brady Haran
James Grime, Pi
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...

With thanks to Martin Krzywinski and Cristian Ilies Vasile - cool visualisers of Pi.

Pi Visualisations (you can buy them too): http://bit.ly/PiBeauty
Images used with permission.

This video features Dr James Grime: https://twitter.com/jamesgrime

More Pi videos from Numberphile: http://bit.ly/PiNumberphile

ASTOUNDING: 1 + 2 + 3 + 4 + 5 + ... = -1/12

ASTOUNDING: 1 + 2 + 3 + 4 + 5 + ... = -1/12
Calculator Unboxing #2 (Casio fx)

Calculator Unboxing #2 (Casio fx)