李群讲义（英文版）

Lecture 1 Linear Groups and Linear Representations
Lecture 2 Lie Groups and Lie Algebras
Lecture 3 Orbital Geometry of the Adjoint Action
Lecture 4 Coxeter Groups， Weyl Reduction and Weyl Formulas
Lecture 5 Structural Theory of Compact Lie Algebras
Lecture 6 Classification Theory of Compact Lie Algebras and Compact Connected Lie Groups