a metric space (M, d) s.t. the set A = {1} is not open in (M, d)
Elements Of Modern Algebra
8th Edition
ISBN:9781285463230
Author:Gilbert, Linda, Jimmie
Publisher:Gilbert, Linda, Jimmie
Chapter2: The Integers
Section2.3: Divisibility
Problem 1TFE: Label each of the following statements as either true or false.
The Well-Ordering Theorem implies...
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![Give an example of each of the following or prove that such a request is impossible.
a metric space (M, d) s.t. the set A = {1} is not open in (M, d)
d) real numbers x, y s.t. there exist two disjoint neighborhoods of these numbers.
e) infinite family of open sets S₁ S₂ 2... whose intersections; is closed and nonempty.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F92a46d88-ff22-4197-9978-7f83f0346f79%2Fdc46ed87-421d-4a0e-aa50-29df7ad17bd1%2Fr00my2_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Give an example of each of the following or prove that such a request is impossible.
a metric space (M, d) s.t. the set A = {1} is not open in (M, d)
d) real numbers x, y s.t. there exist two disjoint neighborhoods of these numbers.
e) infinite family of open sets S₁ S₂ 2... whose intersections; is closed and nonempty.
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