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

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Date: 2018-05-17 10:22:49		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 Add to Reading List Source URL: www.math.ru.nl Download Document from Source Website File Size: 114,55 KB Share Document on Facebook