This is a discussion class on equilibrium statistical physics at Peking University. The teacher-in-charge is Prof. Huaqing Huang (黄华卿). My presentation topics are “Kondo model and the renormalization group” and “Bethe ansatz”. Here are the presentation slides (in Chinese):

Kondo model and the renormalization group

Bethe ansatz

There might still be mistakes. Feel free to point them out.