Advanced Modern Algebra: Third Edition, Part 2 ... May 2026

Complexes, homology functors, and derived functors including Ext and Tor. Chapter C-4: More Categories Extends the category theory introduced in Part 1:

Cohomology of groups, crossed products, and an introduction to spectral sequences. Advanced Modern Algebra: Third Edition, Part 2 ...

Presentations, the Nielsen-Schreier theorem, and the Kurosh theorem. Chapter C-2: Representation Theory the Nielsen-Schreier theorem

Characterization and finitely generated modules over Dedekind rings. Advanced Modern Algebra: Third Edition, Part 2 ...

Proofs for theorems by Burnside and Frobenius. Chapter C-3: Homology