Question

Closure operator via nets, regarding the fact that $\overline{A \cup B} = \overline{A} \cup \overline{B}$

score 130 · Answer 1 · 2026-05-04 11:28:35

130

Views

Closure operator via nets, regarding the fact that $\overline{A \cup B} = \overline{A} \cup \overline{B}$

Published on 04 May 2026 - 11:28

score 168 · Answer 2 · 2026-05-04 11:04:04

168

Views

A Corollary from Munkres' Topology

Published on 04 May 2026 - 11:04

score 27 · Answer 3 · 2026-05-04 12:55:27

27

Views

How to show there is no point in boundary for a convergent net in a closure?

Published on 04 May 2026 - 12:55

score 72 · Answer 4 · 2026-05-05 13:35:06

72

Views

What kinds of nets can be used to singlehandedly guarantee continuity?

Published on 05 May 2026 - 13:35

score 154 · Answer 5 · 2026-05-04 04:20:51

154

Views

Is convergence of a net of functions almost everywhere a topological notion?

Published on 04 May 2026 - 4:20

score 83 · Answer 6 · 2026-05-04 12:19:27

83

Views

If $A\subset Y$,then $f^{-1}(A)=X-f^{-1}(Y-A)?$

Published on 04 May 2026 - 12:19

score 361 · Answer 7 · 2026-05-05 03:15:00

361

Views

Problem in proof of -"A net has $y$ as a cluster point iff it has a subnet which converges to $y$"

Published on 05 May 2026 - 3:15

score 321 · Answer 8 · 2026-05-04 08:47:33

321

Views

Any Cauchy net in metric space is convergent?

Published on 04 May 2026 - 8:47

score 326 · Answer 9 · 2026-05-05 05:04:37

326

Views

A net has a limit if and only if all of its subnets have limits (without the use of Cauchy nets)

Published on 05 May 2026 - 5:04

score 81 · Answer 10 · 2026-04-13 11:17:23

81

Views

Define non-eventually-constant $f: I \to \{a, b\}$ from arbitrary upwards-directed poset $I$

Published on 13 Apr 2026 - 11:17

score 24 · Answer 11 · 2026-05-04 03:14:15

24

Views

Final maps with the same domain

Published on 04 May 2026 - 3:14

score 637 · Answer 12 · 2026-05-04 12:44:46

637

Views

Convergence of monotone nets

Published on 04 May 2026 - 12:44

score 84 · Answer 13 · 2026-05-04 11:13:07

84

Views

Two Hausdorff topologies on the same set with the same convergent nets

Published on 04 May 2026 - 11:13

score 119 · Answer 14 · 2026-05-10 07:58:45

119

Views

Open set in terms of nets

Published on 10 May 2026 - 7:58

score 1.1k · Answer 15 · 2026-05-05 12:03:31

1.1k

Views

Must a Convergent Net in a Normed Space be Bounded?

Published on 05 May 2026 - 12:03

List Question

Closure operator via nets, regarding the fact that $\overline{A \cup B} = \overline{A} \cup \overline{B}$

A Corollary from Munkres' Topology

How to show there is no point in boundary for a convergent net in a closure?

What kinds of nets can be used to singlehandedly guarantee continuity?

Is convergence of a net of functions almost everywhere a topological notion?

If $A\subset Y$,then $f^{-1}(A)=X-f^{-1}(Y-A)?$

Problem in proof of -"A net has $y$ as a cluster point iff it has a subnet which converges to $y$"

Any Cauchy net in metric space is convergent?

A net has a limit if and only if all of its subnets have limits (without the use of Cauchy nets)

Define non-eventually-constant $f: I \to \{a, b\}$ from arbitrary upwards-directed poset $I$

Final maps with the same domain

Convergence of monotone nets

Two Hausdorff topologies on the same set with the same convergent nets

Open set in terms of nets

Must a Convergent Net in a Normed Space be Bounded?

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