topological space X is the intersection of all its closed neighbourhoods. A regular if and only if every

Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter1: Fundamentals
Section1.4: Binary Operations
Problem 9TFE: True or False Label each of the following statements as either true or false. The set of all...
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A topological space X is regular if and only if every closed subset A of X is
the intersection of all its closed neighbourhoods.
Transcribed Image Text:A topological space X is regular if and only if every closed subset A of X is the intersection of all its closed neighbourhoods.
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