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Related papers: Self-expanders of positive genus

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We construct sequences of pseudo-Anosov mapping classes whose dilatations behave asymptotically like the inverse of the Euler characteristic of the surface they are defined on. These sequences are used to show that if the genus, g, and…

Geometric Topology · Mathematics 2012-02-14 Aaron D. Valdivia

We consider random subgroups of Thompson's group $F$ with respect to two natural stratifications of the set of all $k$ generator subgroups. We find that the isomorphism classes of subgroups which occur with positive density are not the same…

Group Theory · Mathematics 2018-03-19 Sean Cleary , Murray Elder , Andrew Rechnitzer , Jennifer Taback

In this paper we give sufficient conditions that guarantee the meancurvature flow with free boundary on an embedded rotationally symmetric double cone develops a Type 2 curvature singularity. We additionally prove that Type 0 singularities…

Differential Geometry · Mathematics 2016-09-16 Glen Wheeler , Valentina-Mira Wheeler

We explain how the current knowledge on the set of complete noncompact constant mean curvature surfaces can be exploited to produce new examples of compact constant mean curvature surfaces of genus greater than or equal to 3.

Differential Geometry · Mathematics 2007-05-23 M. Jleli , F. Pacard

In this paper, we study self-expanders for mean curvature flows. First we show the discreteness of the spectrum of the drifted Laplacian on them. Next we give a universal lower bound of the bottom of the spectrum of the drifted Laplacian…

Differential Geometry · Mathematics 2017-09-14 Xu Cheng , Detang Zhou

In this article we prove an unknottedness result for self shrinkers in $\mathbb{R}^3$ with multiple asymptotically conical ends which bound a handlebody in a natural sense, using the mean curvature flow. As a corollary of this and previous…

Differential Geometry · Mathematics 2023-06-30 Alexander Mramor

In this article, we introduce a new type of mean curvature flow for bounded star-shaped domains in space forms and prove its longtime existence, exponential convergence without any curvature assumption. Along this flow, the enclosed volume…

Differential Geometry · Mathematics 2013-09-23 Pengfei Guan , Junfang Li

This paper studies the dynamics of mean curvature flow as it approaches a cylindrical singularity. We proved that the rescaled mean curvature flow converging to a smooth generalized cylinder can be written as a graph over the cylinder in a…

Differential Geometry · Mathematics 2025-08-27 Ao Sun , Jinxin Xue

We show that the mean curvature flow of a generic closed surface in $\mathbb{R}^3$ avoids multiplicity one tangent flows that are not round spheres/cylinders. In particular, we show that any non-cylindrical self-shrinker with a cylindrical…

Differential Geometry · Mathematics 2023-02-17 Otis Chodosh , Kyeongsu Choi , Felix Schulze

In the present paper we study a type of generic singularity of mean curvature flow modelled on the bubble-sheet $\mathbb S^1\times\mathbb R^3$ , and we derive an asymptotic profile for a neighborhood of singularity.

Differential Geometry · Mathematics 2024-10-03 Zhou Gang , Shengwen Wang

We prove that if a rescaled mean curvature flow is a global graph over the round cylinder with small gradient and converges super-exponentially fast, then it must coincide with the cylinder itself. We also show that the result is sharp with…

Differential Geometry · Mathematics 2025-10-28 Yiqi Huang , Xinrui Zhao

We study graphical mean curvature flow of complete solutions defined on subsets of Euclidean space. We obtain smooth long time existence. The projections of the evolving graphs also solve mean curvature flow. Hence this approach allows to…

Differential Geometry · Mathematics 2012-10-23 Mariel Sáez Trumper , Oliver C. Schnürer

Finite topology self translating surfaces to mean curvature flow of surfaces constitute a key element for the analysis of Type II singularities from a compact surface, since they arise in a limit after suitable blow-up scalings around the…

Analysis of PDEs · Mathematics 2015-01-19 Juan Dávila , Manuel del Pino , Xuan Hien Nguyen

We study asymptotic behaviors of solutions to the Loewner-Nirenberg problem in domains with conic singularities and establish asymptotic expansions with respect to two normal directions simultaneously. The spherical domains over which cones…

Analysis of PDEs · Mathematics 2020-09-14 Xumin Jiang

We consider graphical solutions to mean curvature flow and obtain a stability result for homothetically expanding solutions coming out of cones of positive mean curvature: If another solution is initially close to the cone at infinity, then…

Differential Geometry · Mathematics 2008-11-04 Julie Clutterbuck , Oliver C. Schnürer

We construct new examples of self-translating surfaces for the mean curvature flow from a periodic configuration with finitely many grim reaper cylinders in each period. Because this work is an extension of the author's article on the…

Differential Geometry · Mathematics 2014-07-04 Xuan Hien Nguyen

We study continuum-wise expansive flows with fixed points on metric spaces and low dimensional manifolds. We give sufficient conditions for a surface flow to be singular cw-expansive and examples showing that cw-expansivity does not imply…

Dynamical Systems · Mathematics 2018-01-26 Alfonso Artigue

We complete the theoretical framework required for the construction of a Morse homology theory for certain types of forced mean curvature flows. The main result of this paper describes the asymptotic behaviour of these flows as the forcing…

Differential Geometry · Mathematics 2016-01-15 Graham Smith

We show that whether loops can be shortcut in a group's Cayley graph depends on the choice of finite generating set. Our example is the direct product of two rank-2 free groups and a consequence is that this group has asymptotic cones with…

Group Theory · Mathematics 2024-10-30 Nima Hoda , Timothy Riley

We consider inverse curvature flows in the $(n+1)$-dimensional Euclidean space, $n\geq 2,$ expanding by arbitrary negative powers of a 1-homogeneous, monotone curvature function $F$ with some concavity properties. We obtain asymptotical…

Differential Geometry · Mathematics 2016-06-21 Julian Scheuer