Category Theory: An Introduction to Abstract Nonsense
5:50
Supremum & Infimum --- Part 1 --- Supremum, Example and Completeness Axiom
6:28
how to determine the foci and vertices of a hyperbola
26:20
A Sensible Introduction to Category Theory
15:58
Uma introdução suave à teoria das categorias
32:47
The Axiom of Choice
21:15
Abstract Algebra is Nuts
1:27:21
Category theory (2022-23): Lecture 1
36:10