In category theory, a branch of mathematics, an opetope, a portmanteau of "operation" and "polytope", is a shape that captures higher-dimensional substitutions. It was introduced by John C. Baez and James Dolan so that they could define a weak n-category as a certain presheaf on the category of opetopes. (Wikipedia).
We Love Opera! What is an operetta? Is it the same as an opera?
What's the difference between an opera and an operetta? Here's a quick answer. Want to go to the opera, but you're not sure you'll understand what's going on? "We Love Opera" is a video series from Socratica that will help you understand what opera is all about. Opera can be exciting, f
From playlist Opera Glossary
Karl Popper on Definitions (1974)
A version of an upload from the previous channel. It comes from a 1974 interview with Popper. The translation is my own. For more Popper: https://www.youtube.com/playlist?list=PLhP9EhPApKE_VarWCx1d_Uogn_GxsVf-o More Short Clips: https://www.youtube.com/playlist?list=PLhP9EhPApKE8v8UVlc7Ju
From playlist Karl Popper
Inspired by http://www.youtube.com/watch?v=PQOjkuJtBfM
From playlist Projects & Installations
Art is for everyone! What is ROCOCO?
A quick definition of "rococo." Art Lover: Louise McCartney Director: Michael Harrison Written and Produced by Kimberly Hatch Harrison ♦♦♦♦♦♦♦♦♦♦ Ways to support our channel: ► Join our Patreon : https://www.patreon.com/socratica ► Make a one-time PayPal donation: https://www.paypal.m
From playlist Art glossary
The Calculus of Opetopes - Eric Finster
Eric Finster Ecole Polyechnique Federal de Lausanne; Member, School of Mathematics January 31, 2013 For more videos, visit http://video.ias.edu
From playlist Mathematics