Decide, with proof, which of the following form a basis for a topology on R, stating clearly any result you use. • B₁ = {[−a, a] : a € R, a > 0} • B₂ = {[a, a + 1]: a € Z} • B3 = {[a, a + 1): a € Z}
Decide, with proof, which of the following form a basis for a topology on R, stating clearly any result you use. • B₁ = {[−a, a] : a € R, a > 0} • B₂ = {[a, a + 1]: a € Z} • B3 = {[a, a + 1): a € Z}
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 29E
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