Question

Forms on vector bundles: vertically compactly supported

score 160 · Answer 1 · 2026-03-26 02:52:33

160

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Forms on vector bundles: vertically compactly supported

Published on 26 Mar 2026 - 2:52

score 243 · Answer 2 · 2026-04-14 23:06:14

243

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On a version of Urysohn lemma for complete metric spaces, involving uniform continuous functions

Published on 14 Apr 2026 - 23:06

score 84 · Answer 3 · 2026-04-16 12:28:55

84

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When we refer to topology on a metric space $S$ , do we mean the topology generated by open ball?

Published on 16 Apr 2026 - 12:28

score 540 · Answer 4 · 2026-04-15 00:32:41

540

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Why is Urysohn's metrization theorem so much more "popular" than the Nagata–Smirnov metrization theorem?

Published on 15 Apr 2026 - 0:32

score 74 · Answer 5 · 2026-04-15 04:47:35

74

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There exists a minimal uncountable well ordered set.

Published on 15 Apr 2026 - 4:47

score 155 · Answer 6 · 2026-04-10 23:42:09

155

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Order between compactifications

Published on 10 Apr 2026 - 23:42

score 154 · Answer 7 · 2026-04-10 05:55:56

154

Views

Understanding the proof a metrizable connected space has uncountable elements if $|X|\geqslant 2$

Published on 10 Apr 2026 - 5:55

score 603 · Answer 8 · 2026-04-11 16:54:35

603

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A Banach space is $\sigma$-compact iff finite dimensional

Published on 11 Apr 2026 - 16:54

score 643 · Answer 9 · 2026-04-15 18:51:26

643

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Submanifolds and adapted atlas

Published on 15 Apr 2026 - 18:51

score 1.3k · Answer 10 · 2026-04-16 22:36:10

1.3k

Views

$p:X\to Y$ covering space if $q\circ p:X\to Z$ and $q:Y\to Z$ covering spaces and $Z$ locally path-connected.

Published on 16 Apr 2026 - 22:36

score 104 · Answer 11 · 2026-04-14 14:24:54

If $f:S \to T$ . $f$ is a one-to-one continuous function . $V $ is an open subset of $S$ , can we prove that $f(V)$ is an open subset of $T$?

score 58 · Answer 12 · 2026-04-10 18:50:18

58

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How may limit points can a countable space have?

Published on 10 Apr 2026 - 18:50

score 778 · Answer 13 · 2026-04-09 06:28:50

778

Views

Boundary of union equal union of boundaries

Published on 09 Apr 2026 - 6:28

score 180 · Answer 14 · 2026-04-14 02:21:45

180

Views

Index of covering in covering group

Published on 14 Apr 2026 - 2:21

score 1.1k · Answer 15 · 2026-04-28 19:01:08

1.1k

Views

Closed sets in infinite product topological spaces

Published on 28 Apr 2026 - 19:01

List Question

Forms on vector bundles: vertically compactly supported

On a version of Urysohn lemma for complete metric spaces, involving uniform continuous functions

When we refer to topology on a metric space $S$ , do we mean the topology generated by open ball?

Why is Urysohn's metrization theorem so much more "popular" than the Nagata–Smirnov metrization theorem?

There exists a minimal uncountable well ordered set.

Order between compactifications

Understanding the proof a metrizable connected space has uncountable elements if $|X|\geqslant 2$

A Banach space is $\sigma$-compact iff finite dimensional

Submanifolds and adapted atlas

$p:X\to Y$ covering space if $q\circ p:X\to Z$ and $q:Y\to Z$ covering spaces and $Z$ locally path-connected.

If $f:S \to T$ . $f$ is a one-to-one continuous function . $V $ is an open subset of $S$ , can we prove that $f(V)$ is an open subset of $T$?

How may limit points can a countable space have?

Boundary of union equal union of boundaries

Index of covering in covering group

Closed sets in infinite product topological spaces

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