22. Let 2 be a non-empty set and let C be all one point subsets. Show that o (C) = {A C 2 : A is countable }{AC: A° is countable }. %3D
22. Let 2 be a non-empty set and let C be all one point subsets. Show that o (C) = {A C 2 : A is countable }{AC: A° is countable }. %3D
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.2: Mappings
Problem 22E
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