Algebraic Topology 3: Fundamental Group is a Group!
1:06:40
Algebraic Topology 4: Brouwer Fixed Point Theorem & Borsuk-Ulam
1:08:49
Algebraic Topology 1: Homotopy Equivalence
1:05:37
Algebraic Topology 2: Introduction to Fundamental Group
1:16:52
Algebraic Topology 6: Seifert-Van Kampen Theorem
8:08
My regrets studying mathematics
1:08:59
Algebraic Topology 0: Cell Complexes
1:26:36
Algebraic Topology 10: Simplicial Homology
1:03:41