Homological Algebra I (PDF 85P)

Covered topics are: General
manipulations of complexes, More on Koszul complexes, General manipulations
applied to projective resolutions, Tor, Regular rings, review of Krull
dimension, Regular sequences and Tor, Cohen–Macaulay rings and modules,
Injective and divisible modules, Injective resolutions, A definition of Ext
using injective resolutions, Duality and injective hulls, Gorenstein rings, Bass
numbers.

**Author(s):** Irena Swanson

85 Pages