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edited Apr 21, 2013 at 7:52

Length of a module

Let R be a commutative ring, M an R-module of finite length and let N be an Injective R-module with zero socle. Then why $ \text{Hom}_R(M, N) $ is zero?

ac.commutative-algebra rt.representation-theory kt.k-theory-and-homology

asked Apr 21, 2013 at 4:47

Max