7. Recall that, for n e Z, n > 0, there is a relation on Z called congruence mod n. The b (i.e. there exists a c e Z such that definition is that a ~ b if and only if n divides a – сп 3 а — b). Prove that is an equivalence relation.
7. Recall that, for n e Z, n > 0, there is a relation on Z called congruence mod n. The b (i.e. there exists a c e Z such that definition is that a ~ b if and only if n divides a – сп 3 а — b). Prove that is an equivalence relation.
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.3: Divisibility
Problem 18E: Let R be the relation defined on the set of integers by aRb if and only if ab. Prove or disprove...
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