Direct sum decompositions of modules, se
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Alberto Facchini
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Article
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2002
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Elsevier Science
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English
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Commutative monoids yield an analogy between the theory of factorization in commutative integral domains and the theory of direct sum decompositions of modules. We show that the monoid V (C) of isomorphism classes of a class C of modules with semilocal endomorphism rings is a Krull monoid (Theorem 3