Perfect Graphs - Numberphile

16:24
Planar Graphs - Numberphile

24:57
A Breakthrough in Graph Theory - Numberphile

22:20
Can I mix EVERY Color from Just 3? (Simple Watercolor Landscape)

41:34
Discovering Communities: Modularity & Louvain #SoMe3

16:45
The Clever Way to Count Tanks - Numberphile

10:39
Weak Perfect Graph Theorem

8:40
Amazing Graphs III - Numberphile

33:01