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In this work, we propose a new evolving geometric flow (called translating mean curvature flow) for the translating solitons of hypersurfaces in $R^{n+1}$. We study the basic properties, such as positivity preserving property, of the…

Differential Geometry · Mathematics 2016-12-13 Li Ma

In this paper, we study surfaces which evolve by anisotropic mean curvature flow with contact angle boundary condition over a strictly convex domain in $\mathbb{R}^2$. We establish a prior gradient estimate for smooth solutions to this…

Analysis of PDEs · Mathematics 2025-10-28 Can Cui , Nung Kwan Yip

In this paper, we introduce a monotonicity formula for the mean curvature flow. We also apply this monotonicity formula to study the asymptotic behavior of eternal solutions.

Differential Geometry · Mathematics 2014-12-17 Yongbing Zhang

Let $(M,\overline{g})$ be a K\"ahler surface, and $\Sigma$ an immersed surface in $M$. The K\"ahler angle of $\Sigma$ in $M$ is introduced by Chern-Wolfson \cite{CW}. Let $(M,\overline{g}(t))$ evolve along the K\"ahler-Ricci flow, and…

Differential Geometry · Mathematics 2011-05-09 Xiaoli Han , Jiayu Li

We prove two new estimates for the level set flow of mean convex domains in Riemannian manifolds. Our estimates give control - exponential in time - for the infimum of the mean curvature, and the ratio between the norm of the second…

Differential Geometry · Mathematics 2015-08-05 Robert Haslhofer , Or Hershkovits

We show that there exists a suitable neighborhood of a constant curvature hyperbolic metric such that, for all initial data in this neighborhood, the corresponding solution to a normalized cross curvature flow exists for all time and…

Differential Geometry · Mathematics 2008-02-06 Dan Knopf , Andrea Young

This paper addresses the approximation of the mean curvature flow of thin structures for which classical phase field methods are not suitable. By thin structures, we mean surfaces that are not domain boundaries, typically higher codimension…

Numerical Analysis · Mathematics 2024-05-24 Elie Bretin , Chih-Kang Huang , Simon Masnou

We give an overview of the existence and regularity results for curvature flows and how these flows can be used to solve some problems in geometry and physics.

Differential Geometry · Mathematics 2010-07-22 Claus Gerhardt

Here, we study a level-set forced mean curvature flow with the homogeneous Neumann boundary condition. We first show that the solution is Lipschitz in time and locally Lipschitz in space. Then, under an additional condition on the forcing…

Analysis of PDEs · Mathematics 2023-01-03 Jiwoong Jang , Dohyun Kwon , Hiroyoshi Mitake , Hung Vinh Tran

We consider the long-time behavior of the mean curvature flow in heterogeneous media with periodic fibrations, modeled as an additive driving force. Under appropriate assumptions on the forcing term, we show existence of generalized…

Analysis of PDEs · Mathematics 2011-10-13 Annalisa Cesaroni , Matteo Novaga

We establish existence and uniqueness results for the modified binormal curvature flow equation that generalizes the binormal curvature flow equation for a curve in $\R^3.$ In this generalization, the velocity of the curve is still directed…

Analysis of PDEs · Mathematics 2014-11-26 Haidar Mohamad

It has long been conjectured that starting at a generic smooth closed embedded surface in R^3, the mean curvature flow remains smooth until it arrives at a singularity in a neighborhood of which the flow looks like concentric spheres or…

Differential Geometry · Mathematics 2009-08-27 Tobias H. Colding , William P. Minicozzi

In this paper, we prove that if $M_t\subset \mathbb{R}^{n+1}$, $2\leq n\leq 6$, is the $n$-dimensional closed embedded $\mathcal{F}-$stable solution to mean curvature flow with mean curvature of $M_t$ is uniformly bounded on $[0,T)$ for…

Differential Geometry · Mathematics 2014-01-07 Cheng Liang

We consider the sharp interface limit of the Allen-Cahn equation with Dirichlet or dynamic boundary conditions and give a varifold characterization of its limit which is formally a mean curvature flow with Dirichlet or dynamic boundary…

Analysis of PDEs · Mathematics 2020-12-29 Yoshikazu Giga , Fumihiko Onoue , Keisuke Takasao

It was shown by Angenent, Altschuler and Giga, and by Angenent and Velazquez that there exist closed mean curvature flow solutions that extinct to a point in finite time, without ever becoming convex prior to their extinction. These…

Analysis of PDEs · Mathematics 2025-12-05 Sigurd Angenent , Panagiota Daskalopoulos , Natasa Sesum

This paper investigates geometric properties and well-posedness of a mean curvature flow with volume-dependent forcing. With the class of forcing which bounds the volume of the evolving set away from zero and infinity, we show that a strong…

Analysis of PDEs · Mathematics 2020-07-16 Inwon Kim , Dohyun Kwon

These lecture notes aim to present some of the ideas behind the recent (conditional) existence and (weak-strong) uniqueness theory for mean curvature flow. Focusing on the simplest case of the evolution of a single closed hypersurface…

Analysis of PDEs · Mathematics 2021-08-20 Tim Laux

We study the mean curvature flow with given non-smooth transport term and forcing term, in suitable Sobolev spaces. We prove the global existence of the weak solutions for the mean curvature flow with the terms, by using the modified…

Analysis of PDEs · Mathematics 2019-10-16 Keisuke Takasao

It is a fundamental open problem for the mean curvature flow, and in fact for many partial differential equations, whether or not all blowup limits are selfsimilar. In this short note, we prove that for the mean curvature flow of mean…

Differential Geometry · Mathematics 2019-10-08 Beomjun Choi , Robert Haslhofer , Or Hershkovits

We prove the longtime existence for the mean curvature flow problem with a perpendicular Neumann boundary condition in a Generalized Robertson Walker (GRW) spacetime that obeys the null convergence condition. In addition, we prove that the…

Differential Geometry · Mathematics 2022-08-22 Jorge Lira , Fernanda Roing