Group Algebra: Maschke's TheoremExplores Wedderburn's theorem, group algebras, and Maschke's theorem in the context of finite dimensional simple algebras and their endomorphisms.
Probability Theory: Lecture 3Explores random variables, sigma algebras, independence, and shift-invariant measures, emphasizing cylinder sets and algebras.
Structure of AlgebrasCovers the structure of finite dimensional algebras and the characterization of semisimple algebras.