Topology is Impossible Without These 7 Things
11:04
Linear Algebra is Impossible Without These 8 Things
11:57
Calculus is Impossible Without These 9 Things
13:56
Number Theory is Impossible Without These 7 Things
10:48
The Topological Problem with Voting
11:46
Topology vs "a" Topology | Infinite Series
23:34
Is this one connected curve, or two? Bet you can't explain why...
8:27
Poincare Conjecture and Ricci Flow | A Million Dollar Problem in Topology
12:54