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Hello there.

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

A Game for the Elliptical Pool Table

A Game for the Elliptical Pool Table

Video explaining the elliptical pool table: http://youtu.be/4KHCuXN2F3I

And some extra footage: http://youtu.be/pulp55gTKGE
Alex Bellos' Loop Table website: http://www.loop-the-game.com

Alex discusses the topic in his book Alex Through the Looking-Glass (UK) and The Grapes of Math (US)... http://bit.ly/BellosBooks

Elliptical Pool Table

Elliptical Pool Table

A Mysterious Math Doodle

A Mysterious Math Doodle