is this my new favorite number??
31:08
Feynman's famous long division problem
31:10
the geometry of the third derivative
45:16
NP-Hardness Proofs
25:06
What is the i really doing in Schrödinger's equation?
19:03
have you seen this approach to means??
16:31
a beautiful prime number equation
24:57
The Return of -1/12 - Numberphile
14:23