Categorification, Not A Crime

Anna Romanov talks about what equals means - when is a knot not a knot? Pure maths in the everyday world. Dave The Happy Singer sings Not A Crime, (lyrics by Ian Woolf, music by Dave The Happy Singer) Hosted and produced by Ian Woolf Join my patrons: https://www.patreon.com/diffusionradio Tip me: http://paypal.me/IanWoolf Support: https://www.diffusionradio.com/support Show notes: https://www.diffusionradio.com/2023/03/categorification_not_a_crimex.html ... https://www.youtube.com/watch?v=kkurqNSLbfg