English
Related papers

Related papers: A maximum principle for self-shrinkers and some co…

200 papers

Surfaces that evolve by mean curvature flow develop singularities. These singularities can be modeled by self-shrinkers, surfaces that shrink by dilations under the flow. Singularities modeled on classical self-shrinkers, namely spheres and…

Differential Geometry · Mathematics 2020-07-14 Yakov Berchenko-Kogan

Self-shrinkers are important geometric objects in the study of mean curvature flows, while the Bernstein Theorem is one of the most profound results in minimal surface theory. We prove a Bernstein type result for graphical self-shrinker…

Differential Geometry · Mathematics 2017-04-06 Hengyu Zhou

We study integral and pointwise bounds on the second fundamental form of properly immersed self-shrinkers with boundedHA. As applications, we discuss gap and compactness results for self-shrinkers.

Differential Geometry · Mathematics 2021-09-03 Zhen Wang

In this article, we examine complete, mean-convex self-expanders for the mean curvature flow whose ends have decaying principal curvatures. We prove a Liouville-type theorem associated to this class of self-expanders. As an application, we…

Differential Geometry · Mathematics 2016-09-08 Frederick Tsz-Ho Fong , Peter McGrath

We study the strong maximum principle for horizontal (p-) mean curvature operator and p-(sub)laplacian operator on subriemannian manifolds including, in particular, Heisenberg groups and Heisenberg cylinders. Under a certain Hormander type…

Differential Geometry · Mathematics 2016-11-09 Jih-Hsin Cheng , Hung-Lin Chiu , Jenn-Fang Hwang , Paul Yang

A compactness theorem is proved for a family of K\"{a}hler surfaces with constant scalar curvature and volume bounded from below, diameter bounded from above, Ricci curvature bounded and the signature bounded from below. Furthermore, a…

Differential Geometry · Mathematics 2013-04-04 Hongliang Shao

In this survey article, we discuss some topics on self-similar solutions to the Ricci flow and the mean curvature flow. Self-similar solutions to the Ricci flow are known as Ricci solitons. In the first part of this paper we discuss a lower…

Differential Geometry · Mathematics 2012-06-11 Akito Futaki

By carrying out refined point-wise estimates for the mean curvature, we prove better rigidity theorems of Lagrangian and symplectic translating solitons.

Differential Geometry · Mathematics 2024-12-19 Hongbing Qiu

In this paper we construct an end of a self-similar shrinking solution of the mean curvature flow asymptotic to an isoparametric cone C and lying outside of C. We call a cone C in $R^{n+1}$ an isoparametric cone if C is the cone over a…

Differential Geometry · Mathematics 2015-10-27 Po-Yao Chang , Joel Spruck

In this paper we prove rigidity results for the sphere, the plane and the right circular cylinder as the only self-shrinkers satisfying a classic geometric assumption, namely the union of all tangent affine submanifolds of a complete…

Differential Geometry · Mathematics 2023-09-21 Hilário Alencar , Manuel Cruz , Gregório Silva Neto

In this paper, we generalize Colding and Minicozzi's work \cite{CM} on the stability of self-shrinkers in the hypersurface case to higher co-dimensional cases. The first and second variation formulae of the $F$-functional are derived and an…

Differential Geometry · Mathematics 2012-04-30 Yng-Ing Lee , Yang-Kai Lue

For hypersurfaces moving by standard mean curvature flow with boundary, we show that if a tangent flow at a boundary singularity is given by a smoothly embedded shrinker, then the shrinker must be non-orientable. We also show that there is…

Differential Geometry · Mathematics 2024-01-26 Brian White

Given a smooth, symmetric, homogeneous of degree one function $f=f\left(\lambda_{1},\cdots,\,\lambda_{n}\right)$ satisfying $\partial_{i}f>0$ for all $i=1,\cdots,\, n$, and an oriented, properly embedded smooth cone $\mathcal{C}^n$ in…

Differential Geometry · Mathematics 2016-11-15 Siao-Hao Guo

This paper focuses on the translating solitons of fully nonlinear extrinsic curvature geometric flows in $\mathbb{R}^{n+1}$. We present a generalization of the Spruck-Xiao's and Spruck-Sun's convexity results for $1$-homogeneous…

Differential Geometry · Mathematics 2024-11-27 José Torres Santaella

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

We study some basic problems of translating solitons: the volume growth, generalized maximum principle, Gauss maps and certain functions related to the Gauss maps, finally we carry out point-wise estimates and integral estimates for the…

Differential Geometry · Mathematics 2014-10-21 Y. L. Xin

In this paper we obtain several properties of translating solitons for a general class of extrinsic geometric curvature flows given by a homogeneous, symmetric, smooth non-negative function $\gamma$ defined in an open cone…

Differential Geometry · Mathematics 2024-03-06 José Torres Santaella

In this paper, we prove that a two-dimensional self-shrinker, homeomorphic to the sphere, immersed in the three dimensional Euclidean space is a round sphere, provided its mean curvature and the norm of its position vector have an upper…

Differential Geometry · Mathematics 2021-09-14 Hilário Alencar , Gregório Silva Neto , Detang Zhou

Suppose $(M^n, g, f)$ is a complete shrinking gradient Ricci soliton. We give several rigidity results under some natural conditions, generalizing the results in \cite{Petersen-Wylie,Guan-Lu-Xu}. Using maximum principle, we prove that…

Differential Geometry · Mathematics 2024-11-12 Jianyu Ou , Yuanyuan Qu , Guoqiang Wu

We show that for a complete Ricci shrinker there exists a sequence of points tending to infinity whose norms of the Ricci tensor grow at most linearly.

Differential Geometry · Mathematics 2011-04-08 Bennett Chow , Peng Lu , Bo Yang