Question

Simply connected open set excluding a point and containing a given compact set

score 77 · Answer 1 · 2023-06-10 09:22:59

77

Views

Simply connected open set excluding a point and containing a given compact set

Published on 10 Jun 2023 - 9:22

score 92 · Answer 2 · 2023-06-10 16:53:32

92

Views

Relationship between continuity and sequential continuity

Published on 10 Jun 2023 - 16:53

score 207 · Answer 3 · 2026-02-23 08:43:04

207

Views

In an order topology, are connected sets convex, and are they intervals?

Published on 23 Feb 2026 - 8:43

score 37 · Answer 4 · 2023-06-12 13:39:48

37

Views

Showing that $\{x\in A: f(x)\in(a,b)\},A=\{x\in [0,1]:(-f'(x)/f(x)) > c\},b>a,c>0$ is covered by a connected component of $(-f'/f)^{-1}(c/2,+\infty)$

Published on 12 Jun 2023 - 13:39

score 114 · Answer 5 · 2023-06-12 17:33:18

114

Views

Let $(X, \mathcal{T})$ be topological space and let $(Y, \mathcal{U})$ be Hausdorff Topological space...

Published on 12 Jun 2023 - 17:33

score 46 · Answer 6 · 2026-02-23 02:43:44

46

Views

On the size of a certain topology defined by an inclusion function.

Published on 23 Feb 2026 - 2:43

score 47 · Answer 7 · 2023-06-16 08:05:43

47

Views

Definition of connected sets (Baby Rudin)

Published on 16 Jun 2023 - 8:05

score 835 · Answer 8 · 2023-06-16 11:57:31

835

Views

If G is a connected Graph with a cycle, if you remove an edge from the cycle then G is still connected

Published on 16 Jun 2023 - 11:57

score 145 · Answer 9 · 2023-06-23 18:30:46

145

Views

$A \subset \mathbb R$ is connected $\iff A$ is an interval; Hunter

Published on 23 Jun 2023 - 18:30

score 99 · Answer 10 · 2023-06-26 10:02:50

99

Views

Definitions of connectedness on rings

Published on 26 Jun 2023 - 10:02

score 82 · Answer 11 · 2023-06-27 14:38:30

82

Views

Is the intersection of two connected set is connected??

Published on 27 Jun 2023 - 14:38

score 30 · Answer 12 · 2023-06-29 02:17:56

30

Views

Connectedness of $Y \cup A$ and $Y \cup B$

Published on 29 Jun 2023 - 2:17

score 35 · Answer 13 · 2023-06-29 09:01:02

35

Views

Cartesian product of Locally connected spaces is locally connected iff each space is locally connected

Published on 29 Jun 2023 - 9:01

score 47 · Answer 14 · 2026-03-26 01:08:04

47

Views

How to prove that this polynomial inequality region is connected?

Published on 26 Mar 2026 - 1:08

score 91 · Answer 15 · 2026-03-26 19:35:36

91

Views

Cutting a disk with piecewise analytic curves

Published on 26 Mar 2026 - 19:35

List Question

Simply connected open set excluding a point and containing a given compact set

Relationship between continuity and sequential continuity

In an order topology, are connected sets convex, and are they intervals?

Showing that $\{x\in A: f(x)\in(a,b)\},A=\{x\in [0,1]:(-f'(x)/f(x)) > c\},b>a,c>0$ is covered by a connected component of $(-f'/f)^{-1}(c/2,+\infty)$

Let $(X, \mathcal{T})$ be topological space and let $(Y, \mathcal{U})$ be Hausdorff Topological space...

On the size of a certain topology defined by an inclusion function.

Definition of connected sets (Baby Rudin)

If G is a connected Graph with a cycle, if you remove an edge from the cycle then G is still connected

$A \subset \mathbb R$ is connected $\iff A$ is an interval; Hunter

Definitions of connectedness on rings

Is the intersection of two connected set is connected??

Connectedness of $Y \cup A$ and $Y \cup B$

Cartesian product of Locally connected spaces is locally connected iff each space is locally connected

How to prove that this polynomial inequality region is connected?

Cutting a disk with piecewise analytic curves

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