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AGenevois

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Top Questions
21 votes

Modern references on hyperbolic groups

reference-request gr.group-theory geometric-group-theory asked Aug 24, 2018 at 7:23
mathoverflow.net

18 votes

Why are Thompson's groups called $F$, $T$ and $V$?

gr.group-theory ho.history-overview notation asked May 10, 2019 at 23:34
mathoverflow.net

18 votes

Finite presentability and elementary equivalence

gr.group-theory lo.logic asked Dec 30, 2021 at 7:08
mathoverflow.net

14 votes

Prehistory of Gromov-hyperbolic spaces/groups

gr.group-theory mg.metric-geometry ho.history-overview geometric-group-theory coarse-geometry asked Jun 6, 2021 at 6:09
mathoverflow.net

11 votes

Translation lengths in CAT(0) spaces

mg.metric-geometry geometric-group-theory alexandrov-geometry asked Mar 5, 2021 at 9:46
mathoverflow.net

10 votes

Subgroups of RAAGs vs. subgroups of RACGs

gr.group-theory geometric-group-theory coxeter-groups combinatorial-group-theory asked Jul 12, 2021 at 13:10
mathoverflow.net

9 votes

Braid groups and Kazhdan's property (T)

gr.group-theory rt.representation-theory geometric-group-theory mapping-class-groups braid-groups asked Apr 6, 2021 at 13:44
mathoverflow.net

9 votes

Initiation to constructive mathematics

reference-request constructive-mathematics asked Feb 8, 2021 at 9:22
mathoverflow.net

8 votes

A group of all whose elements are distorted

gr.group-theory geometric-group-theory asked Apr 6, 2019 at 16:49
mathoverflow.net

6 votes

Isomorphism problem among Thompson's groups

gr.group-theory asked Dec 3, 2019 at 8:11
mathoverflow.net

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Top Answers
32
Is the intersection of two subgroups, defined below, always trivial?
mathoverflow.net

29
Examples of hyperbolic groups
mathoverflow.net

13
Proving that a countable group is not finitely generated
mathoverflow.net

12
Group of exponential growth always contains a free sub-group?
mathoverflow.net

12
Examples of non-cubulated hyperbolic groups
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12
Ends of finitely generated torsion groups
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11
CAT(0) groups that does not act on CAT(0) cubical complex
mathoverflow.net

11
Constraints on the homology of amenable groups
mathoverflow.net

10
Parabolic subgroups of relatively hyperbolic and CAT(0) groups
mathoverflow.net

10
Abelianization of mapping class groups $\Gamma_{g,n}$
mathoverflow.net

10
Conjugating generators in free groups
mathoverflow.net

10
Hyperbolic groups and spaces of negative curvature
mathoverflow.net

9
Roots in Thompson's groups
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9
3-manifold with fundamental group $\mathbb Z$
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9
Contractible Rips complex from non-hyperbolic group
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9
Group acting on a CAT(0) cube complex then acting also on a tree
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8
Easy example of an infinite simple group with an embedding into a finitely presented group
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8
Bass-Serre theory textbook
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8
Cantor-Bernstein for quasi-isometric embeddings?
mathoverflow.net

8
All Gromov-hyperbolic spaces are CAT(0)
math.stackexchange.com

8
Is Higman's group a free product?
mathoverflow.net

8
Sequence of epimorphisms of residually finite groups stabilizes
mathoverflow.net

8
Why does not a closed 3-manifold modelled on SL(2,R) admit a metric of nonpositive curvature?
mathoverflow.net

8
Is the automorphism group of free group of rank two relatively hyperbolic?
mathoverflow.net

8
Properties (T) and (FA)
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8
Looking for a citation: the Rips $n$-complex of a $\delta$-hyperbolic group is contractible for high enough $n$
mathoverflow.net

8
A question about conjugacy in Higman's group
mathoverflow.net

7
Group with non-trivial center containing trivially-intersecting copies of itself
mathoverflow.net

7
Subgroups of RAAGs vs. subgroups of RACGs
mathoverflow.net

7
Enumerating finite-index subgroups of two-ended groups
mathoverflow.net

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