State whether the following is true or false: a) The set [0,4] with the usual metric is sequentially compact b) The set [0, 1] with the discrete metric is compact. c) Any cover of a metric space is open.
State whether the following is true or false: a) The set [0,4] with the usual metric is sequentially compact b) The set [0, 1] with the discrete metric is compact. c) Any cover of a metric space is open.
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.7: Distinguishable Permutations And Combinations
Problem 21E
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Question
State whether the following is true or false:
a) The set [0,4] with the usual metric is sequentially compact
b) The set [0, 1] with the discrete metric is compact.
c) Any cover of a metric space is open.
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