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Let X=R and T = {]a, +oo[/a R}U{o,R}, then (X, 7) is a regular space. True False

Let X=R and T = {]a, +oo[/a R}U{o,R}, then (X, 7) is a regular space. True False

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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I need to know it it is a T0, T1 ,T2, T3, T4 space
True False Let X = R and T = {]a, +oo[/a E R}U{6,R}, then (X, 7) is a regular space. True False Let X be the closed interval -1, 1 and let - = {Ue P(X)/04 U or 1-1.ilc UY
Transcribed Image Text:True False Let X = R and T = {]a, +oo[/a E R}U{6,R}, then (X, 7) is a regular space. True False Let X be the closed interval -1, 1 and let - = {Ue P(X)/04 U or 1-1.ilc UY
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