Knot Surfaces - Numberphile

Featuring Sophie Maclean and Ayliean MacDonald. Extended crochet video at https://www.patreon.com/posts/116050981 --- More links & stuff in full description below ↓↓↓ More knot videos: https://www.youtube.com/playlist?list=PLt5AfwLFPxWLyfD4nhZCX_3UZdSSpkBTs More Sophie videos on Numberphile: https://www.youtube.com/playlist?list=PLt5AfwLFPxWJL8jqE19RlDCMJp7psCA6r More Ayliean videos on Numberphile: https://www.youtube.com/playlist?list=PLt5AfwLFPxWIVNbbisfbcJKpb44__r2Rw Sophie is based at Kings College, London: https://sophiethemathmo.wordpress.com Ayliean's YouTube channel: https://www.youtube.com/c/Ayliean More from Ayliean: https://linktr.ee/Ayliean Patreon: http://www.patreon.com/numberphile Numberphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://bit.ly/numberphile-janestreet NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: http://www.facebook.com/numberphile Numberphile tweets: https://twitter.com/numberphile Subscribe: http://bit.ly/Numberphile_Sub Video by Brady Haran, James Hennessy and Pete McPartlan Numberphile T-Shirts and Merch: https://teespring.com/stores/numberphile Brady's videos subreddit: http://www.reddit.com/r/BradyHaran/ Brady's latest videos across all channels: http://www.bradyharanblog.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9