Hat Problems - Numberphile

Featuring Joe Buhler. See part 2 of this interview:    • Stacks of Hats (extra) - Numberphile   More links & stuff in full description below ↓↓↓ An Introduction to Infinite Hat Problems (paper): https://bit.ly/31OeWZK See also Spheres and Code Words with James Grime:    • Spheres and Code Words - Numberphile   Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile We are also supported by Science Sandbox, a Simons Foundation initiative dedicated to engaging everyone with the process of science. https://www.simonsfoundation.org/outr... And support from Math For America - https://www.mathforamerica.org/ NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook:   / numberphile   Numberphile tweets:   / numberphile   Subscribe: http://bit.ly/Numberphile_Sub Videos by Brady Haran Patreon:   / numberphile   Numberphile T-Shirts and Merch: https://teespring.com/stores/numberphile Brady's videos subreddit:   / bradyharan   Brady's latest videos across all channels: http://www.bradyharanblog.com/ Sign up for (occasional) emails: http://eepurl.com/YdjL9 Thanks to our Patrons, including: Ben Delo - Arjun Chakroborty - Jeff Straathof - Andy B - Yana Chernobilsky - Ken Baron - Jesús Saucedo Pérez - John Zelinka - Ubiquity Ventures - swiatek7 . - Garrett Smith - Ron Hochsprung - Jeremy Buchanan - Nat Tyce - Matthew Schuster - Mitch Harding - RAD Donato - Andrei M Burke - Ben White - Adam Savage - Christian Martel - Steve Crutchfield - James Bissonette - Jubal John - Susan Silver - Mirik Gogri - That Asymptote - Alex Khein - Kermit Norlund - Bodhisattva Debnath - Igor Sokolov - Jerome Froelich - Bernd Sing - Charles Southerland - Alfred Wallace - Valentin - Arnas - Tracy Parry - Ian George Walker