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Related papers: The spectrum of Anosov representations

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We consider Anosov flows on closed 3-manifolds preserving a volume form $\Omega$. Following Dyatlov and Zworski (2017) we study spaces of invariant distributions with values in the bundle of exterior forms whose wavefront set is contained…

Dynamical Systems · Mathematics 2021-03-03 Mihajlo Cekić , Gabriel P. Paternain

We define a new family of discrete representations of relatively hyperbolic groups which unifies many existing definitions and examples of geometrically finite behavior in higher rank. The definition includes the relative Anosov…

Group Theory · Mathematics 2026-03-06 Theodore Weisman

We identify all Anosov representations of compact hyperbolic triangle reflection groups into the higher rank Lie group $\mathrm{SL}(3,\mathbb R)$. Specifically, we prove that such a representation is Anosov if and only if either it lies in…

Geometric Topology · Mathematics 2026-01-05 Gye-Seon Lee , Jaejeong Lee , Florian Stecker

A complete description of resonances for rational toral Anosov diffeomorphisms preserving certain Reinhardt domains is presented. As a consequence it is shown that every homotopy class of two-dimensional Anosov diffeomorphisms contains maps…

Dynamical Systems · Mathematics 2022-11-14 Julia Slipantschuk , Oscar F. Bandtlow , Wolfram Just

By constructing a non-empty domain of discontinuity in a suitable homogeneous space, we prove that every torsion-free projective Anosov subgroup is the monodromy group of a locally homogeneous contact Axiom A dynamical system with a unique…

Differential Geometry · Mathematics 2024-03-25 Benjamin Delarue , Daniel Monclair , Andrew Sanders

We introduce and study \emph{simple Anosov representations} of closed hyperbolic surface groups, analogous to Minsky's \emph{primitive stable representations} of free groups. We prove that the set of simple Anosov representations into…

Geometric Topology · Mathematics 2023-07-07 Nicolas Tholozan , Tianqi Wang

The notion of Anosov representations has been introduced by Labourie in his study of the Hitchin component for SL(n,R). Subsequently, Anosov representations have been studied mainly for surface groups, in particular in the context of higher…

Differential Geometry · Mathematics 2015-05-30 Olivier Guichard , Anna Wienhard

We describe the complex poles of the power spectrum of correlations for the geodesic flow on compact hyperbolic manifolds in terms of eigenvalues of the Laplacian acting on certain natural tensor bundles. These poles are a special case of…

Dynamical Systems · Mathematics 2015-06-23 Semyon Dyatlov , Frédéric Faure , Colin Guillarmou

Anosov representations of word hyperbolic groups into higher-rank semisimple Lie groups are representations with finite kernel and discrete image that have strong analogies with convex cocompact representations into rank-one Lie groups.…

Geometric Topology · Mathematics 2017-09-29 Jeffrey Danciger , François Guéritaud , Fanny Kassel

We prove that divergent, extended geometrically finite (in the sense of Weisman arXiv:2205.07183) representations can be interpreted as restricted Anosov (in the sense of Tholozan--Wang arXiv:2307.02934) representations over certain flow…

Geometric Topology · Mathematics 2026-04-20 Tianqi Wang

We provide characterizations of Anosov representations of word hyperbolic groups into real semisimple Lie groups in terms of the existence of equivariant limit maps on the Gromov boundary, the Cartan property and the uniform gap summation…

Geometric Topology · Mathematics 2025-10-14 Konstantinos Tsouvalas

We study Anosov representations whose limit set has intermediate regularity, namely is a Lipschitz submanifold of a flag manifold. We introduce an explicit linear functional, the unstable Jacobian, whose orbit growth rate is integral on…

Differential Geometry · Mathematics 2023-11-22 Beatrice Pozzetti , Andrés Sambarino , Anna Wienhard

We study through the lens of Anosov representations the dynamical properties of reducible suspensions of linear representations of non-elementary hyperbolic groups, which are linear representations preserving and acting weakly unipotently…

Group Theory · Mathematics 2024-04-03 Max Lahn

Anosov representations give a higher-rank analogue of convex cocompactness in a rank-one Lie group which shares many of its good geometric and dynamical properties; geometric finiteness in rank one may be seen as a controlled weakening of…

Group Theory · Mathematics 2020-03-30 Feng Zhu

We introduce a new object, the dynamical torsion, which extends the potentially ill-defined value at $0$ of the Ruelle zeta function of a contact Anosov flow twisted by an acyclic representation of the fundamental group. We show important…

Dynamical Systems · Mathematics 2024-10-16 Yann Chaubet , Nguyen Viet Dang

We introduce a generalization of the notion of Anosov representations by restricting to invariant closed geodesic subflows. Examples of such representations include many non-discrete representations with good geometric properties, such as…

Differential Geometry · Mathematics 2023-03-20 Tianqi Wang

This is the first in a series of two papers that develops a theory of relatively Anosov representations using the original "contracting flow on a bundle" definition of Anosov representations introduced by Labourie and Guichard-Wienhard. In…

Geometric Topology · Mathematics 2023-08-07 Feng Zhu , Andrew Zimmer

Anosov representations were introduced by F. Labourie [18] for fundamental groups of closed negatively curved surfaces, and generalized by O. Guichard and A. Wienhard [19] to representations of arbitrary Gromov hyperbolic groups into real…

Differential Geometry · Mathematics 2021-04-14 Rym Smai

For a connected orientable closed surface $(\Sigma,g)$ of genus $G$ with Anosov geodesic flow, we show the existence of an open subset $U_g$ of finite-dimensional irreducible representations of the fundamental group of its unit tangent…

Dynamical Systems · Mathematics 2026-03-05 Tristan Humbert , Zhongkai Tao

Let $(M,g)$ be a closed Riemannian surface with Anosov geodesic flow. We prove the existence of a spectral gap for Pollicott--Ruelle resonances on random finite coverings of $M$ in the limit of large degree, which is expected to be optimal.…

Spectral Theory · Mathematics 2026-02-04 Julien Moy
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