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A priori estimates for the mean curvature evolution of Killing graphs in Cartan-Hadamard manifolds with asymptotic Dirichlet conditions are established. As an application, the existence of the corresponding parabolic flow is proved,…

Differential Geometry · Mathematics 2026-03-16 Claudia Fernandes , Jorge de Lira , Matheus Soares

In this paper, the authors consider an initial boundary value problem for the heat flow of equation of surfaces with constant mean curvatures, which was investigated in [On the heat flow of equation of surfaces of constant mean curvatures,…

Analysis of PDEs · Mathematics 2021-04-06 Haixia Li

We consider the following singularly perturbed Neumann problem \begin{eqnarray*} \ve^2 \Delta u -u +u^p = 0 \, \quad u>0 \quad {\mbox {in}} \quad \Omega, \quad {\partial u \over \partial \nu}=0 \quad {\mbox {on}} \quad \partial \Omega,…

Analysis of PDEs · Mathematics 2015-06-02 Weiwei Ao , Hardy Chan , Juncheng Wei

The aim of this paper is to introduce a notion of mean curvature flow soliton general enough to encompass target spaces of constant sectional curvature, Riemannian products or, in increasing generality, warped product spaces.

Differential Geometry · Mathematics 2017-07-27 Luis Alías , Jorge H. de Lira , Marco Rigoli

Motivated by Pan-Yang [PY] and Ma-Cheng [MC], we study a general linear nonlocal curvature flow for convex closed plane curves and discuss the short time existence and asymptotic convergence behavior of the flow. Due to the linear structure…

Differential Geometry · Mathematics 2010-12-02 Yu-Chu Lin , Dong-Ho Tsai

We consider the flat flow solutions of the mean curvature equation with a forcing term in the plane. We prove that for every constant forcing term the stationary sets are given by a finite union of disks with equal radii and disjoint…

Analysis of PDEs · Mathematics 2020-04-20 Nicola Fusco , Vesa Julin , Massimiliano Morini

Mean curvature flow is the most natural evolution equation in extrinsic geometry, and shares many features with Hamilton's Ricci flow from intrinsic geometry. In this lecture series, I will provide an introduction to the mean curvature flow…

Differential Geometry · Mathematics 2024-06-18 Robert Haslhofer

In this paper, we study a mean curvature type flow with capillary boundary in a horoball in hyperbolic space. Our flow preserves the volume of the bounded domain enclosed by the hypersurface and monotonically decreases the energy…

Differential Geometry · Mathematics 2025-05-07 Jinyu Guo

In [Vel94], Velazquez constructed a countable collection of mean curvature flow solutions in $\mathbb{R}^N$ in every dimension $N \ge 8$. Each of these solutions becomes singular in finite time at which time the second fundamental form…

Differential Geometry · Mathematics 2020-03-16 Maxwell Stolarski

This paper considers and proposes some algorithms to compute the mean curvature flow under topological changes. Instead of solving the fully nonlinear partial differential equations based on the level set approach, we propose some…

Numerical Analysis · Mathematics 2021-03-19 Arthur Bousquet , Yukun Li , Guanqian Wang

In this paper, we investigate the preservability of the curvature-adaptedness along the mean curvature flow starting from a compact curvature-adapted hypersurface in locally symmetric spaces, where the curvature-adaptedness means that the…

Differential Geometry · Mathematics 2020-12-11 Naoyuki Koike

We study the multiplicity of the singularity of mean curvature flow with bounded mean curvature and Morse index. For $3\leq n\leq 6$, we show that either the mean curvature or the Morse index blows up at the first singular time for a closed…

Differential Geometry · Mathematics 2025-03-04 Yongheng Han

We investigate the integral conditions to extend the mean curvature flow in a Riemannian manifold. We prove that the mean curvature flow solution with finite total mean curvature on a finite time interval $[0,T)$ can be extended over time…

Differential Geometry · Mathematics 2009-10-13 Hong-Wei Xu , Fei Ye , En-Tao Zhao

We study a singular parabolic equation of the total variation type in one dimension. The problem is a simplification of the singular curvature flow. We show existence and uniqueness of weak solutions. We also prove existence of weak…

Analysis of PDEs · Mathematics 2009-11-13 Piotr B. Mucha , Piotr Rybka

We show existence of homothetically shrinking solutions of the fractional mean curvature flow, whose boundary consists in a prescribed numbers of concentric spheres. We prove that all these solutions, except from the ball, are dynamically…

Analysis of PDEs · Mathematics 2019-05-21 Annalisa Cesaroni , Matteo Novaga

We estimate from above the rate at which a solution to the rescaled mean curvature flow on a closed hypersurface may converge to a limit self-similar solution, i.e. a shrinker. Our main result implies that any solution which converges to a…

Differential Geometry · Mathematics 2023-02-15 Rory Martin-Hagemayer , Natasa Sesum

We consider the inverse mean curvature flow by parallel hypersurfaces in space forms. We show that such a flow exists if and only if the initial hypersurface is isoparametric. The flow is characterized by an algebraic equation satisfied by…

Differential Geometry · Mathematics 2026-03-05 Alancoc dos Santos Alencar , Keti Tenenblat

The recent work of Morini-Oronzio-Spadaro and the third author shows that, in three dimensions, a flat-flow solution of the volume-preserving mean curvature flow that converges to a single ball, which is the case for instance when the…

Analysis of PDEs · Mathematics 2026-03-26 Vedansh Arya , Seongmin Jeon , Vesa Julin

We study the motion of smooth, closed, strictly convex hypersurfaces in Rn+1 expanding in the direction of their normal vector field with speed depending on the k-th elementary symmetric polynomial of the principal radii of curvature. As an…

Analysis of PDEs · Mathematics 2020-01-22 Li Chen , Qiang Tu , Ni Xiang

We obtain height, gradient, and curvature a priori estimates for a modified mean curvature flow in Riemannian manifolds endowed with a Killing vector field. As a consequence, we prove the existence of smooth, entire, longtime solutions for…

Differential Geometry · Mathematics 2026-02-13 Jocel Faustino Norberto de Oliveira , Jorge Herbert Soares de Lira , Matheus Nunes Soares