Moishe Kohan's user avatar
Moishe Kohan's user avatar
Moishe Kohan's user avatar
Moishe Kohan
  • Member for 10 years, 6 months
  • Last seen this week
7 votes

Can every manifold be given an analytic structure?

6 votes

An approach to showing hyperbolic groups are CAT(0)

6 votes

Fundamental group of a compact branched cover

6 votes
Accepted

Is every countable discrete group a subgroup of a non discrete Lie group?

6 votes
Accepted

Constructions of complex surfaces covered by the ball of $\mathbb{C}^2$

6 votes
Accepted

Are the canonical embeddings into $G*_AH$ quasi-isometric?

5 votes
Accepted

Is the vector field associated with an element of the boundary at infinity on a Hadamard manifold smooth?

5 votes

Holomorphic maps from a Riemann surface of infinite genus

5 votes
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Examples of hyperbolic manifolds of dimension $\geq$ 3 with disjoint totally geodesic hypersurfaces

5 votes
Accepted

Does $\mathrm{SL}(n,\mathbb{Z})$ have an (almost) malnormal free subgroup?

5 votes
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triviality of homology with local coefficients

5 votes
Accepted

Hausdorff dimension of boundaries of open sets diffeomorphic to $\mathbb{R}^n$

5 votes

Virtually large groups of small rank (related to 3-manifolds)

5 votes
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Constant Gaussian curvature disks

5 votes

Disc bounded by a plane curve

5 votes
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Decomposition of manifolds with toroidal boundary

5 votes
Accepted

Quasiconformal maps in arbitrary dimensions

4 votes

Is there a Whitney Embedding Theorem for non-smooth manifolds?

4 votes
Accepted

Is the union of two proper flows proper?

4 votes
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Euler characteristic of pseudomanifolds with boundary

4 votes
Accepted

Finite models for torsion-free lattices

4 votes

How to check whether a given matrix is in the image of a representation?

4 votes
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Restriction of diffeomorphisms homotopic to identity to the boundary

4 votes

Can triangulations (or some related combinatorial structure) distinguish smooth structures on $RP^4$?

4 votes
Accepted

If a discrete and faithful representation of a surface group has proximal values, does the attracting points map have a continuous extension?

4 votes
Accepted

Is there a purely topological definition of $\text{Spin}(p,q)$?

4 votes

Coarse embeddings and Gromov products in (Gromov) hyperbolic spaces

4 votes
Accepted

Hadamard submanifolds of $k$-fold product of hyperbolic plane

4 votes
Accepted

Books for learning branched coverings

4 votes

Examples of hyperbolic groups with non-hyperbolic subgroups