The Useless Number - Numberphile
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Description
One of the first people to stumble over imaginary numbers (namely the square root of -15) thought it was "subtle" and "useless".
Featuring Barry Mazur.
Extra footage from this interview: http://youtu.be/i4GCd2xOCDg
Barry's book on this topic: http://bit.ly/RootMinusFifteen
Barry on scale and similarity: http://youtu.be/ItiFO5y36kw
NUMBERPHILE
Website: http://www.numberphile.com/
Numberphile on Facebook: http://www.facebook.com/numberphile
Numberphile tweets: https://twitter.com/numberphile
Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile
Videos by Brady Haran
Support us on Patreon: http://www.patreon.com/numberphile
Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/
A run-down of Brady's channels: http://www.bradyharan.com
Sign up for (occasional) emails: http://eepurl.com/YdjL9
Featuring Barry Mazur.
Extra footage from this interview: http://youtu.be/i4GCd2xOCDg
Barry's book on this topic: http://bit.ly/RootMinusFifteen
Barry on scale and similarity: http://youtu.be/ItiFO5y36kw
NUMBERPHILE
Website: http://www.numberphile.com/
Numberphile on Facebook: http://www.facebook.com/numberphile
Numberphile tweets: https://twitter.com/numberphile
Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile
Videos by Brady Haran
Support us on Patreon: http://www.patreon.com/numberphile
Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/
A run-down of Brady's channels: http://www.bradyharan.com
Sign up for (occasional) emails: http://eepurl.com/YdjL9
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