Let I n be as in Exercise 1. If A I m and B I

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Let I_n be as in Exercise 1. If A ∼ I_m and B ∼ I_n and A ∩ B = Ø, then (A U B) ∼ I_m+n and A X B "'I_mn. Thus if we identify IAI with m and IBI with n, then IAI + IBI = m + n and IAIIBI = mn.

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Algebra Graduate Texts In Mathematics 73

ISBN: 9780387905181

8th Edition

Authors: Thomas W. Hungerford

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Question Posted: Apr 13, 2023 03:08 AM

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Let I n be as in Exercise 1. If A I m and B I

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In This likely refers to a set of natural numbers 1 2 3 n A Im This notation means that A is a subset of Im and has the same cardinality number of ele...View the full answer

Algebra Graduate Texts In Mathematics 73

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