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Related papers: Teichm\"uller disks with small limit sets in PMF

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This paper is a survey about the Thurston metric on the Teichm\"uller space. The central issue is the constructions of extremal Lipschitz maps between hyperbolic surfaces. We review several constructions, including the original work of…

Geometric Topology · Mathematics 2023-07-11 Huiping Pan , Weixu Su

This is a very brief report on recent developments on the Dirichlet problem for the minimal surface system and minimal cones in Euclidean spaces. We shall mainly focus on two directions: (1) Further systematic developments after…

Differential Geometry · Mathematics 2019-06-20 Yongsheng Zhang

We prove that the Teichm\"uller space of surfaces of genus $\mathbf{g}$ with $\mathbf{p}$ punctures contains balls which are not convex in the Teichm\"uller metric whenever $3\mathbf{g}-3+\mathbf{p} > 1$.

Geometric Topology · Mathematics 2019-10-08 Maxime Fortier Bourque , Kasra Rafi

We prove that the critical points of various energies such as the area, the Willmore energy, the frame energy for tori...etc among possibly branched immersions constrained to evolve within a smooth sub-manifold of the Teichm\"uller space…

Differential Geometry · Mathematics 2013-07-23 Tristan Rivière

In this paper we study the blow-ups of the singular points in the boundary of a minimizing cluster lying in the interface of more than two chambers. We establish a sharp lower bound for the perimeter density at those points and we prove…

Analysis of PDEs · Mathematics 2018-01-30 Jonas Hirsch , Michele Marini

A lamination $\lambda$ is $\epsilon$-thick (with respect to a basepoint $X$), if the Teichm\"uller ray from $X$ in the direction of $\lambda$ stays in the $\epsilon$-thick part. We show that, for surfaces of high enough genus, any two…

Geometric Topology · Mathematics 2024-10-31 Jon Chaika , Sebastian Hensel

In this paper we propose an Outer space analogue for the principal stratum of the unit tangent bundle to the Teichm\"uller space $\mathcal{T}(S)$ of a closed hyperbolic surface $S$. More specifically, we focus on properties of the geodesics…

Group Theory · Mathematics 2017-06-05 Yael Algom-Kfir , Ilya Kapovich , Catherine Pfaff

We show that the length spectrum metric on Teichm\"uller spaces of surfaces of infinite topological type is complete. We also give related results and examples that compare the length spectrum Teichm\"uller space with quasiconformal and the…

Geometric Topology · Mathematics 2018-09-25 Athanase Papadopoulos , Daniele Alessandrini , Lixin Liu , Weixu Su

We consider Riemann surfaces $\Sigma$ with $n$ borders homeomorphic to $\mathbb{S}^1$ and no handles. Using generalized Grunsky operators, we define a period mapping from the infinite-dimensional Teichm\"uller space of surfaces of this type…

Complex Variables · Mathematics 2017-10-20 David Radnell , Eric Schippers , Wolfgang Staubach

Given a closed surface S of genus at least 2, we compare the symplectic structure of Taubes' moduli space of minimal hyperbolic germs with the Goldman symplectic structure on the character variety X(S, PSL(2,C)) and the affine cotangent…

Differential Geometry · Mathematics 2014-12-30 Brice Loustau

We show that every $\mathbb R$-linear surjective isometry between the cotangent spaces to the Teichm\"uller space equipped with the Thurston norm is induced by some isometry between the underlying hyperbolic surfaces, which is an analogue…

Geometric Topology · Mathematics 2023-01-27 Huiping Pan

The notion of i-bounded geometry generalises simultaneously bounded geometry and the geometry of punctured torus Kleinian groups. We show that the limit set of a surface Kleinian group of i-bounded geometry is locally connected by…

Geometric Topology · Mathematics 2011-07-08 Mahan Mj

This paper gives, in generic situations, a complete classification of ruled minimal surfaces in pseudo-Euclidean space with arbitrary index. In addition, we discuss the condition for ruled minimal surfaces to exist, and give a…

Differential Geometry · Mathematics 2018-10-18 Yuichiro Sato

We develop a theory of "minimal $\theta$-graphs" and characterize the behavior of limit laminations of such surfaces, including an understanding of their limit leaves and their curvature blow-up sets. We use this to prove that it is…

Differential Geometry · Mathematics 2024-01-26 David Hoffman , Brian White

The impact of stellar multiplicity on the evolution of planet-forming disks is still the subject of debate. Here we present and analyze disk structures around ten multiple stellar systems that were included in an unbiased, high spatial…

We analyse the convex structure of the Finsler infinitesimal balls of the Thurston metric on Teichm{\"u}ller space. We obtain a characterisation of faces, exposed faces and extreme points of the unit spheres. In particular, we prove that…

Geometric Topology · Mathematics 2025-03-27 Assaf Bar-Natan , Ken'Ichi Ohshika , Athanase Papadopoulos

Let $S$ be a closed, oriented surface with a finite (possibly empty) set of points removed. In this paper we relate two important but disparate topics in the study of the moduli space $\M(S)$ of Riemann surfaces: Teichm\"{u}ller geometry…

Geometric Topology · Mathematics 2010-06-21 Benson Farb , Howard Masur

Let $\cT$ be Teichm\"uller space of a closed surface of genus at least 2. For any point $c\in \cT$, we describe an action of the circle on $\cT\times \cT$, which limits to the earthquake flow when one of the parameters goes to a measured…

Geometric Topology · Mathematics 2016-02-01 Francesco Bonsante , Gabriele Mondello , Jean-Marc Schlenker

For a homotopically energy-minimizing map $u: N^3\to S^1$ on a compact, oriented $3$-manifold $N$ with boundary, we establish an identity relating the average Euler characteristic of the level sets $u^{-1}\{\theta\}$ to the scalar curvature…

Differential Geometry · Mathematics 2019-11-18 Hubert L. Bray , Daniel L. Stern

In recent years, Teichm\"uller theory, which is the study of moduli spaces of marked Riemann surfaces, has come to be considered more and more from the point of view of actions of surface groups inside certain semi-simple Lie groups. In…

Differential Geometry · Mathematics 2016-05-17 François Fillastre , Graham Smith