List questions from geometric-group-theory

Published on 10 May 2026 - 15:52

221

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Presentations of discrete subgroups of $\textrm{PGL}_2(\mathbb{R})$

Published on 10 May 2026 - 21:57

94

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Proper action of $\mathrm{SL}(2,\mathbb{R})$ by isometries on a Hilbert space

Published on 13 Apr 2026 - 0:27

264

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1-ended Cayley graphs

Published on 10 May 2026 - 16:58

292

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Normal closure in Baumslag-Solitar group

Published on 10 May 2026 - 19:46

402

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Program to find intersection of subgroups of free groups

Published on 10 May 2026 - 15:51

78

Views

Realizing probability measure preserving actions as isometric actions

Published on 25 Mar 2026 - 20:34

312

Views

Examples of Hyperbolic Groups

Published on 25 Apr 2026 - 3:50

500

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Word metric on a finitely generated subgroup versus the word metric of its finitely generated parent

Published on 25 Mar 2026 - 15:52

168

Views

Dehn twist in amalgamated product, preserving a subgroup

Published on 10 May 2026 - 15:47

296

Views

Amenable groups: From fixed point property to invariant mean.

Published on 24 Apr 2026 - 18:39

241

Views

Why does one consider the boundary of trees?

Published on 17 Apr 2026 - 10:45

168

Views

What fraction of finitely presented groups have unsolvable word problem?

Published on 08 Apr 2026 - 17:51

86

Views

PGL(2,F) acting on a tree

Published on 16 Apr 2026 - 0:20

181

Views

The stability group of the action of fuchsian group on the upper half plane of is finite?

Published on 13 Apr 2026 - 6:14

List Question

Dense projections of lattices in $G\times\textrm{Aut}(T)$

Presentations of discrete subgroups of $\textrm{PGL}_2(\mathbb{R})$

Proper action of $\mathrm{SL}(2,\mathbb{R})$ by isometries on a Hilbert space

1-ended Cayley graphs

Normal closure in Baumslag-Solitar group

Program to find intersection of subgroups of free groups

Realizing probability measure preserving actions as isometric actions

Examples of Hyperbolic Groups

Word metric on a finitely generated subgroup versus the word metric of its finitely generated parent

Dehn twist in amalgamated product, preserving a subgroup

Amenable groups: From fixed point property to invariant mean.

Why does one consider the boundary of trees?

What fraction of finitely presented groups have unsolvable word problem?

PGL(2,F) acting on a tree

The stability group of the action of fuchsian group on the upper half plane of is finite?

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