If : A A is an R-module homomorphism such that = , then A = Ker
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If ∫: A → A is an R-module homomorphism such that ∫∫= ∫, then
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A = Ker f Im f.
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It is not clear from the question what f is so we will assume that f is a linear transformation from ...View the full answer
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Related Book For
Algebra Graduate Texts In Mathematics 73
ISBN: 9780387905181
8th Edition
Authors: Thomas W. Hungerford
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