Let R be an equivalence relation over set A. Let a and b be any two elements in A. a) Prove that (a, b) E R = b) Prove that [a] = [b] = [a] n [b] # Ø c) Prove that [a]n [b] # Ø = (a, b) E R. [a] = [b]. (Hint: show that [a] C [b] ^ [b] C [a].)
Let R be an equivalence relation over set A. Let a and b be any two elements in A. a) Prove that (a, b) E R = b) Prove that [a] = [b] = [a] n [b] # Ø c) Prove that [a]n [b] # Ø = (a, b) E R. [a] = [b]. (Hint: show that [a] C [b] ^ [b] C [a].)
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.7: Relations
Problem 7E: In Exercises 610, a relation R is defined on the set Z of all integers, In each case, prove that R...
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