If D is a ring with identity such that every unitary D-module is free, then D is
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If D is a ring with identity such that every unitary D-module is free, then D is a division ring.
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Yes this statement is true We will prove it by contradiction Suppose that D is a ring with identity ...View the full answer
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Algebra Graduate Texts In Mathematics 73
ISBN: 9780387905181
8th Edition
Authors: Thomas W. Hungerford
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