Question

Characterization of precompactness/totally boundedness in Sobolev Spaces

score 261 · Answer 1 · 2026-03-27 22:03:02

261

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Characterization of precompactness/totally boundedness in Sobolev Spaces

Published on 27 Mar 2026 - 22:03

score 55 · Answer 2 · 2026-04-09 00:31:21

55

Views

An involution on a pair of pants fixing one boundary component and permuting other two?

Published on 09 Apr 2026 - 0:31

score 78 · Answer 3 · 2026-04-03 04:19:50

78

Views

why $\{x\}\times Y\simeq Y$ and $X\times \{y\}\simeq X$?

Published on 03 Apr 2026 - 4:19

score 125 · Answer 4 · 2018-07-08 17:37:25

125

Views

Defination about metric and topological space.

Published on 08 Jul 2018 - 17:37

score 32 · Answer 5 · 2018-07-08 20:39:31

32

Views

Prove for all convergent sequence $\phi\rightarrow x_0$, the set $\{x_0\}\cup \phi(\mathbb{N})$ is compact

Published on 08 Jul 2018 - 20:39

score 88 · Answer 6 · 2026-03-25 20:35:13

88

Views

Intersection of sets in Banach convex space

Published on 25 Mar 2026 - 20:35

score 85 · Answer 7 · 2026-03-25 14:34:29

85

Views

The p-adic topology of an Abelian group A

Published on 25 Mar 2026 - 14:34

score 88 · Answer 8 · 2026-04-09 09:56:48

88

Views

Is general relativity a topological theory ?

Published on 09 Apr 2026 - 9:56

score 57 · Answer 9 · 2026-04-08 09:29:14

57

Views

Question on the implicit function theorem and dimension.

Published on 08 Apr 2026 - 9:29

score 318 · Answer 10 · 2026-03-26 21:34:55

318

Views

Lemma from Milnor's Topology from the Differentiable Viewpoint

Published on 26 Mar 2026 - 21:34

score 2.2k · Answer 11 · 2026-03-25 08:07:40

2.2k

Views

Real projective space is Hausdorff: is this proof correct?

Published on 25 Mar 2026 - 8:07

score 229 · Answer 12 · 2026-03-27 00:10:17

229

Views

What is the number of connected components of solutions to $y^3 +3xy^2 - x^3 = 1$

Published on 27 Mar 2026 - 0:10

score 46 · Answer 13 · 2018-07-09 12:17:49

46

Views

Choice of finite open cover

Published on 09 Jul 2018 - 12:17

score 54 · Answer 14 · 2018-07-09 15:44:01

54

Views

If you find a geometric pattern generalized for 2, and 3 dimensions, can you say it'll work for N dimensions?

Published on 09 Jul 2018 - 15:44

score 387 · Answer 15 · 2026-03-25 07:42:32

387

Views

Explicit/constructive example of open maps that are not continuous (especially from R to R)?

Published on 25 Mar 2026 - 7:42

List Question

Characterization of precompactness/totally boundedness in Sobolev Spaces

An involution on a pair of pants fixing one boundary component and permuting other two?

why $\{x\}\times Y\simeq Y$ and $X\times \{y\}\simeq X$?

Defination about metric and topological space.

Prove for all convergent sequence $\phi\rightarrow x_0$, the set $\{x_0\}\cup \phi(\mathbb{N})$ is compact

Intersection of sets in Banach convex space

The p-adic topology of an Abelian group A

Is general relativity a topological theory ?

Question on the implicit function theorem and dimension.

Lemma from Milnor's Topology from the Differentiable Viewpoint

Real projective space is Hausdorff: is this proof correct?

What is the number of connected components of solutions to $y^3 +3xy^2 - x^3 = 1$

Choice of finite open cover

If you find a geometric pattern generalized for 2, and 3 dimensions, can you say it'll work for N dimensions?

Explicit/constructive example of open maps that are not continuous (especially from R to R)?

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