List questions from connectedness

Published on 14 Oct 2014 - 10:56

145

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construct a path between $(-1,0)$ and $(0,2)$

Published on 14 Oct 2014 - 12:40

249

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Proof of theorem 26.15 in "General Topology" by Willard

Published on 14 Oct 2014 - 18:20

57

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If $f$ is a cut edge in $G-e$, is $e$ a cut edge in $G-f$?

Published on 14 Oct 2014 - 19:45

224

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Show that the set U is unbounded

Published on 14 Oct 2014 - 22:34

138

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How many connected graphs with $n$ nodes are there approximately?

Published on 14 Oct 2014 - 23:21

1.3k

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Topological space which is not locally connected

Published on 15 Oct 2014 - 3:38

614

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Are the spaces of real orthogonal, complex unitary, hermitian or symmetric matrices connected?

Published on 15 Oct 2014 - 11:19

2.3k

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What's an easy way to show that $GL(n,\mathbb C)$ is connected?

Published on 15 Oct 2014 - 11:23

4.1k

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Cardinality of the set of irrational numbers which is connected subset of rational numbers

Published on 15 Oct 2014 - 19:15

158

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Möbius Transformation: Have they argumentet correctly?

Published on 15 Oct 2014 - 22:17

1.5k

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If there exists a continuous non-constant map to the integers, then the space is not connected

Published on 16 Oct 2014 - 3:48

391

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A very weird connected subset of $\mathbb R^2$

Published on 16 Oct 2014 - 19:28

771

Views

Is $SO(2,\mathbb R)$ connected

Published on 18 Oct 2014 - 6:55

240

Views

properties of connected set

Published on 18 Oct 2014 - 8:59

List Question

topological properties of a given set

construct a path between $(-1,0)$ and $(0,2)$

Proof of theorem 26.15 in "General Topology" by Willard

If $f$ is a cut edge in $G-e$, is $e$ a cut edge in $G-f$?

Show that the set U is unbounded

How many connected graphs with $n$ nodes are there approximately?

Topological space which is not locally connected

Are the spaces of real orthogonal, complex unitary, hermitian or symmetric matrices connected?

What's an easy way to show that $GL(n,\mathbb C)$ is connected?

Cardinality of the set of irrational numbers which is connected subset of rational numbers

Möbius Transformation: Have they argumentet correctly?

If there exists a continuous non-constant map to the integers, then the space is not connected

A very weird connected subset of $\mathbb R^2$

Is $SO(2,\mathbb R)$ connected

properties of connected set

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