Question

On compactifications of Lindelöf spaces

score 64 · Answer 1 · 2026-02-23 06:59:07

64

Views

On compactifications of Lindelöf spaces

Published on 23 Feb 2026 - 6:59

score 302 · Answer 2 · 2020-10-15 05:44:46

302

Views

Example 4, Sec. 29, in Munkres' TOPOLOGY, 2nd ed: The one-point compactification of $\mathbb{R}^2$ is homeomorphic with the unit sphere $S^2$

Published on 15 Oct 2020 - 5:44

score 55 · Answer 3 · 2020-10-21 16:57:21

55

Views

reference request: compactifying Euclidean space to a torus

Published on 21 Oct 2020 - 16:57

score 19 · Answer 4 · 2026-03-25 14:27:10

19

Views

Show that $\left\{\mathbb R^d\ni x\mapsto e^{{\rm i}\langle t,\:x\rangle}:t\in\mathbb R^d\right\}$ is separating (Stone-Weierstrass)

Published on 25 Mar 2026 - 14:27

score 123 · Answer 5 · 2020-11-05 15:13:39

123

Views

What happens to the Stone-Cech compactification if you change “compact Hausdorff” to “T1 compact”?

Published on 05 Nov 2020 - 15:13

score 83 · Answer 6 · 2020-11-16 23:39:59

83

Views

Embedding $\beta X$ in $\mathbb{N}^{\kappa}$ for some cardinal $\kappa$.

Published on 16 Nov 2020 - 23:39

score 127 · Answer 7 · 2020-12-04 01:10:29

127

Views

How to show the one point compactification of a space is unique up to homeomorphism?

Published on 04 Dec 2020 - 1:10

score 244 · Answer 8 · 2020-12-07 15:39:35

244

Views

Connectedness of one point compactification of $\mathbb Q$

Published on 07 Dec 2020 - 15:39

score 46 · Answer 9 · 2020-12-23 13:29:18

46

Views

Question on Hausdroff Compactification

Published on 23 Dec 2020 - 13:29

score 217 · Answer 10 · 2020-12-23 22:31:50

217

Views

Number of homeomorphism types of separable closed subspaces of $\beta \mathbb N$.

Published on 23 Dec 2020 - 22:31

score 142 · Answer 11 · 2021-01-12 21:04:54

142

Views

Why does the proper class construction of Stone–Čech compactification fail?

Published on 12 Jan 2021 - 21:04

score 92 · Answer 12 · 2026-03-26 21:27:14

92

Views

Trying to show topological uniqueness of $\beta X$ in Conway's proof for the Stone-Cech Compactification

Published on 26 Mar 2026 - 21:27

score 115 · Answer 13 · 2021-01-22 20:40:11

115

Views

Fundamental group of theAlexandroff compactification of a subspace of $\mathbb R^2$

Published on 22 Jan 2021 - 20:40

score 156 · Answer 14 · 2021-01-29 19:03:25

156

Views

Characterization of pretty compact spaces

Published on 29 Jan 2021 - 19:03

score 591 · Answer 15 · 2021-02-09 14:08:01

591

Views

Show every compact subspace of $m$-manifold has topological dimension at most $m$.

Published on 09 Feb 2021 - 14:08

List Question

On compactifications of Lindelöf spaces

Example 4, Sec. 29, in Munkres' TOPOLOGY, 2nd ed: The one-point compactification of $\mathbb{R}^2$ is homeomorphic with the unit sphere $S^2$

reference request: compactifying Euclidean space to a torus

Show that $\left\{\mathbb R^d\ni x\mapsto e^{{\rm i}\langle t,\:x\rangle}:t\in\mathbb R^d\right\}$ is separating (Stone-Weierstrass)

What happens to the Stone-Cech compactification if you change “compact Hausdorff” to “T1 compact”?

Embedding $\beta X$ in $\mathbb{N}^{\kappa}$ for some cardinal $\kappa$.

How to show the one point compactification of a space is unique up to homeomorphism?

Connectedness of one point compactification of $\mathbb Q$

Question on Hausdroff Compactification

Number of homeomorphism types of separable closed subspaces of $\beta \mathbb N$.

Why does the proper class construction of Stone–Čech compactification fail?

Trying to show topological uniqueness of $\beta X$ in Conway's proof for the Stone-Cech Compactification

Fundamental group of theAlexandroff compactification of a subspace of $\mathbb R^2$

Characterization of pretty compact spaces

Show every compact subspace of $m$-manifold has topological dimension at most $m$.

Trending Questions

Popular # Hahtags

Popular Questions