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

Dealing Cards with Cryptography

Dealing Cards with Cryptography

Brady Haran
Ron Rivest, Cryptography

Additional information

More Ron Rivest videos: http://bit.ly/RonRivest

Cryptography playlist: http://bit.ly/crypto_videos

Ron Rivest: http://people.csail.mit.edu/rivest/

Computerphile: https://www.youtube.com/user/computerphile

 

Combinatorics and Higher Dimensions

Combinatorics and Higher Dimensions
Number Sticks

Number Sticks