L19.1 Elastic scattering defined and assumptions
25:03
L19.2 Energy eigenstates: incident and outgoing waves. Scattering amplitude
22:56
L1.1 General problem. Non-degenerate perturbation theory
1:09:58
MIT Introduction to Deep Learning | 6.S191
1:10:43
Daniel Everett, "Homo Erectus and the Invention of Human Language"
7:39
Necessity of complex numbers
12:39
these are the only perfect squares
17:21
Photons and the loss of determinism
1:16:07