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

The Distance Between Numbers

The Distance Between Numbers

Featuring Tom Crawford.

Check out opportunities with Jane Street at https://www.janestreet.com/join-jane-street/ (episode sponsor)

Tom discusses a series that, by one definition, has an unexpected property.

Tom Crawford's website, with links to his work and other outreach: https://tomrocksmaths.com

More Tom videos on Numberphile: http://bit.ly/Crawford_Videos

Tom on the Numberphile Podcast: https://youtu.be/_HwKGncsGo0

Klein Bottle Postage

Klein Bottle Postage

The Prime Number Race

The Prime Number Race