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Hello there.

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

Infinite Fractions

Infinite Fractions

Matt Parker on Stern-Brocot numbers, fractions and rational numbers.

Matt's book on Amazon US: http://bit.ly/Matt_4D_US
Amazon UK: http://bit.ly/Matt_4D_UK
Signed: http://bit.ly/Matt_Signed
Poster: http://bit.ly/NumberPoster

EXTRA FOOTAGE: http://youtu.be/zv5M9zuZiXo

Euclid's Big Problem

Euclid's Big Problem

Imaginary Erdős Number

Imaginary Erdős Number