Euler's formula and spherical geometry
17:44
The Hopf-Rinow Theorem
8:23
Rotations in 3D Graphics With Quaternions
13:37
Liouville's Theorem through Symplectic Geometry
18:00
Optimal Transport (according to Gaspard Monge)
24:35
Geometry With Compass and Straightedge
0:58
Scott Wolpert's advice to young geometers
11:40
The Cartan-Hadamard theorem
14:20