Jean Raimbault's user avatar
Jean Raimbault's user avatar
Jean Raimbault's user avatar
Jean Raimbault
  • Member for 9 years, 8 months
  • Last seen this week
17 votes
Accepted

Classification of closed 3-manifolds with finite first homology group?

11 votes
Accepted

Definition of cusped manifold?

10 votes
Accepted

Random pairs of commuting permutations

9 votes
Accepted

Equivalence of surjections from a surface group to a free group

8 votes
Accepted

Morphisms $\mathrm{SL}_n(\mathbb Z) \to \mathrm{SL}_m(\mathbb Z)$

8 votes

Just how close can two manifolds be in the Gromov-Hausdorff distance?

7 votes
Accepted

Unique product group which is not right orderable

6 votes

Are negatively curved $2$-complexes homeomorphic to quotients of the form $\mathbb{H}^{2}/G$, where $G$ is some group?

5 votes

How bad is the modular space?

5 votes
Accepted

Manifolds with trivial mapping class group and large $H^1$?

4 votes
Accepted

Do surface groups embed into PSL_2 over a real quadratic integer ring?

4 votes

Do surface groups embed into PSL_2 over a real quadratic integer ring?

4 votes

Lattices of PU(n,1) with large abelianization

4 votes
Accepted

Fixed submanifolds of the sphere at infinity of $\mathbb{H}^n$

4 votes

Quasi-isometry and left invariant orderability for groups

3 votes
Accepted

The Weyl law for lengths

3 votes

Number of geodesics of certain length

3 votes
Accepted

Arithmetic Fuchsian lattices that are not finite index subgroups of Eichler orders?

3 votes

Commensurator of a subgroup of matrices

3 votes

A question about congruence subgroups

3 votes

A criterion for loxodromicity in Gromov-hyperbolic spaces

2 votes
Accepted

Twisted torsions of reducible representations of knot groups

2 votes
Accepted

Abelianizations of arithmetic Fuchsian groups

2 votes
Accepted

If $\Lambda \cap U$ is Zariski-dense in $U$, then $\Lambda$ contains $U(k\mathbb Z)$ for some $k ≥ 1$?

2 votes

For an arithmetic hyperbolic 3-manifold group, when is its trace field not its invariant trace field?

2 votes

Generating sets for $\mathrm{SU}(1,1;\mathcal{O}_K)$ or $\mathrm{PU}(1,1;\mathcal{O}_K)$?

2 votes
Accepted

How does Siegel's Hilbert-Blumenthal fundamental domain differ from Götsky's?

2 votes

Blaschke Condition for hyperbolic lattices

1 vote

About normalizers of infinite cyclic subgroups of Hilbert modular group

1 vote

Relation between conjugacy class, quotient isomorphism class, and signature of Fuchsian groups