Mod-01 Lec-38 Perturbation Theory - III

55:22
Mod-01 Lec-39 Perturbation Theory - IV

52:51
Mod-01 Lec-36 Perturbation Theory - I

25:21
L2.3 Degenerate Perturbation theory: Example and setup

1:04:15
Mod-01 Lec-02 Linear Vector Spaces - I

11:48
'My jaw is dropped': Canadian official's interview stuns Amanpour

14:17
How the Elite rigged Society (and why it’s falling apart) | David Brooks

15:58
Republicans Slobber Over Trump Address, He Lies About Transgender Mice & We Hire a Fired Fed Worker

46:16