We revisit the philosophy department and the question of whether numbers really exist? Featuring Mark Jago from the University of Nottingham. More links & stuff in full description below ↓↓↓ Earlier video on numbers' existence: • Do numbers EXIST? - Numberphile Infinity paradoxes: • Infinity Paradoxes - Numberphile Film and interview by Brady Haran Edit and animation: Pete McPartlan Pete: / petemcpartlan Support us on Patreon: / numberphile NUMBERPHILE Website: http://www.numberphile.com/ Numberphile on Facebook: / numberphile Numberphile tweets: / numberphile Subscribe: http://bit.ly/Numberphile_Sub Numberphile is supported by the Mathematical Sciences Research Institute (MSRI): http://bit.ly/MSRINumberphile Videos by Brady Haran 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 Numberphile T-Shirts: https://teespring.com/stores/numberphile Other merchandise: https://store.dftba.com/collections/n...