Question

Showing the continuity of a function based on the continuity of another function

score 43 · Answer 1 · 2017-05-28 22:39:01

43

Views

Showing the continuity of a function based on the continuity of another function

Published on 28 May 2017 - 22:39

score 394 · Answer 2 · 2026-03-25 18:22:23

394

Views

Natural quotient map

Published on 25 Mar 2026 - 18:22

score 444 · Answer 3 · 2017-06-09 19:38:03

444

Views

When is a quotient map to an orbit space a closed map?

Published on 09 Jun 2017 - 19:38

score 660 · Answer 4 · 2017-06-10 17:20:56

660

Views

Show that if $f$ is a continuous map from a compact space into a Hausdorff space is a closed map.

Published on 10 Jun 2017 - 17:20

score 2k · Answer 5 · 2017-08-09 13:47:56

2k

Views

Help understanding closed subschemes and closed immersions

Published on 09 Aug 2017 - 13:47

score 325 · Answer 6 · 2017-08-10 22:59:41

325

Views

Given a continuous and closed map $f$ between two metric space $E, F$, prove that $f(\overline{A}) = \overline{f(A)}$ for all $A \subset E$

Published on 10 Aug 2017 - 22:59

score 205 · Answer 7 · 2017-09-14 05:03:45

205

Views

What is the most general setting in which the inverse image functor has a left adjoint?

Published on 14 Sep 2017 - 5:03

score 415 · Answer 8 · 2017-09-21 17:57:06

415

Views

The image of a normal space under a closed map is normal

Published on 21 Sep 2017 - 17:57

score 1.1k · Answer 9 · 2026-02-23 13:03:24

1.1k

Views

Help proving that an finite morphism of schemes is a closed map

Published on 23 Feb 2026 - 13:03

score 109 · Answer 10 · 2026-03-25 04:33:01

109

Views

A technical question on the category of metric spaces

Published on 25 Mar 2026 - 4:33

score 196 · Answer 11 · 2017-10-04 19:16:10

196

Views

Embedding onto adjunction space

Published on 04 Oct 2017 - 19:16

score 7.1k · Answer 12 · 2026-03-21 18:20:45

7.1k

Views

Function is Closed?

Published on 21 Mar 2026 - 18:20

score 482 · Answer 13 · 2017-10-12 06:31:14

482

Views

Not sure about one step in the proof that closed immersions are affine (Hartshorne 3.11b)

Published on 12 Oct 2017 - 6:31

score 39 · Answer 14 · 2017-11-04 02:24:54

39

Views

Is the set of subspaces generated by positive vectors a closed subset of the Grassmanian?

Published on 04 Nov 2017 - 2:24

score 1.4k · Answer 15 · 2017-11-16 20:11:31

1.4k

Views

The inverse of projection function is a closed map?

Published on 16 Nov 2017 - 20:11

List Question

Showing the continuity of a function based on the continuity of another function

Natural quotient map

When is a quotient map to an orbit space a closed map?

Show that if $f$ is a continuous map from a compact space into a Hausdorff space is a closed map.

Help understanding closed subschemes and closed immersions

Given a continuous and closed map $f$ between two metric space $E, F$, prove that $f(\overline{A}) = \overline{f(A)}$ for all $A \subset E$

What is the most general setting in which the inverse image functor has a left adjoint?

The image of a normal space under a closed map is normal

Help proving that an finite morphism of schemes is a closed map

A technical question on the category of metric spaces

Embedding onto adjunction space

Function is Closed?

Not sure about one step in the proof that closed immersions are affine (Hartshorne 3.11b)

Is the set of subspaces generated by positive vectors a closed subset of the Grassmanian?

The inverse of projection function is a closed map?

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