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Date: 2015-04-03 17:14:55 Homological algebra Commutative algebra Algebraic structures Algebraic geometry Finitely-generated module Projective module Injective module Completion Flat module Abstract algebra Algebra Module theory		EXAMPLES Contents[removed]. Add to Reading List Source URL: stacks.math.columbia.edu Download Document from Source Website File Size: 588,02 KB Share Document on Facebook

	CATEGORIES AND HOMOLOGICAL ALGEBRA Exercises for April 26 Exercise 1. Let R be a principal ideal domain. If M is a finitely generated R-module, show that M is a projective R-module ⇐⇒ M is a free R-module ⇐⇒ M is DocID: 1viEZ - View Document
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	The Concise Handbook of Algebra, Kluwer Publ), H.6 Homological Characterization of Rings: The Commutative Case Sarah Glaz DocID: 1us8p - View Document