L2.2 Anharmonic Oscillator via a quartic perturbation
25:21
L2.3 Degenerate Perturbation theory: Example and setup
57:08
1. Periodic Oscillations, Harmonic Oscillators
22:56
L1.1 General problem. Non-degenerate perturbation theory
1:21:52
Symmetries and quantum mechanics: basics, Wigner's theorem, linear representations of groups
1:46:33
Lecture 1 | The Theoretical Minimum
22:28
L2.1 Remarks and validity of the perturbation series
1:40:06
Advanced Quantum Mechanics Lecture 1
22:44