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Questions tagged [hyperbolic-geometry]

5 questions from the last 30 days
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7 votes
1 answer
213 views

Preserving non-conjugacy of loxodromic isometries in a Dehn filling

Suppose that $g$ and $h$ are non-conjugate loxodromic isometries in a cusped hyperbolic $3$-manifold $M$ of finite volume. Fix a cusp $T$ of $M$. Can I choose a hyperbolic Dehn filling of $M$ along $...
Emily Hamilton's user avatar
6 votes
0 answers
56 views

Connectedness of the space of negatively curved metrics of a compact 3-manifold

Is the space of metrics of negative sectional curvature over a closed 3-manifold connected? If so, in what paper is this result stated? Note: as the Ricci flow hyperbolizes negatively curved metrics, ...
Graham Smith's user avatar
3 votes
1 answer
157 views

Geometry and topology of Fuchsian character varieties

Consider the hyperbolic space, $\mathbb H^2$. A Fuchsian group is a discrete subgroup of $\text{PSL}(2,\mathbb R)$. We can generate tessellations, especially $\{p,q\} \;\text{tesellations}$ of $\...
user82261's user avatar
  • 357
7 votes
1 answer
177 views

Ergodicity of action of finite index subgroups in the boundary

Let $\Gamma < \operatorname{PSL}_2(\mathbb{R})= \text{Isom}^+(\mathbb{H^2})$ be a discrete subgroup. Suppose $\Gamma$ acts ergodically on the boundary of the hyperbolic plane $\partial{\mathbb{H}^2}...
shurtados's user avatar
  • 1,101
1 vote
0 answers
99 views

Unitary representations of Fuchsian and Kleinian groups

Let $\Gamma$ be a discrete group that is either Fuchsian ($\Gamma \subseteq \text{PSL}(2,\mathbb R)$) or Kleinian ($\Gamma \subseteq \text{PSL}(2,\mathbb{C})$). I have a unitary representationL $$ \...
user82261's user avatar
  • 357