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Mean curvature flow of clusters of n-dimensional surfaces in R^{n+k} that meet in triples at equal angles along smooth edges and higher order junctions on lower dimensional faces is a natural extension of classical mean curvature flow. We…

微分几何 · 数学 2017-06-07 Felix Schulze , Brian White

A version of the Jenkins-Serrin theorem for the existence of CMC graphs over bounded domains with infinite boundary data in Sol$_3$ is proved. Moreover, we construct examples of admissible domains where the results may be applied.

微分几何 · 数学 2019-11-13 Patricia Klaser , Ana Menezes

In this paper, we give the first detailed proof of the short-time existence of Deane Yang's local Ricci flow. Then using the local Ricci flow, we prove short-time existence of the Ricci flow on noncompact manifolds, whose Ricci curvature…

微分几何 · 数学 2013-09-25 Guoyi Xu

We introduce Lagrangian mean curvature flow with boundary in Calabi--Yau manifolds by defining a natural mixed Dirichlet-Neumann boundary condition, and prove that under this flow, the Lagrangian condition is preserved. We also study in…

微分几何 · 数学 2022-11-11 Christopher G. Evans , Ben Lambert , Albert Wood

We define a geometric flow that is designed to change surfaces of cylindrical type spanning two disjoint boundary curves into solutions of the Douglas-Plateau problem of finding minimal surfaces with given boundary curves. We prove that…

偏微分方程分析 · 数学 2015-03-06 Melanie Rupflin

Given a C2-domain with compact boundary in an arbitrary complete Riemannian manifold, we search for smallness conditions on the boundary data for which the Dirichlet problem for the minimal hypersurface equation is solvable. We obtain an…

微分几何 · 数学 2017-09-26 Ari J. Aiolfi , Giovanni Nunes , Lisandra Sauer , Rodrigo B. Soares

We study the asymptotic Dirichlet problem for $f$-minimal graphs in Cartan-Hadamard manifolds $M$. $f$-minimal hypersurfaces are natural generalizations of self-shrinkers which play a crucial role in the study of mean curvature flow. In the…

微分几何 · 数学 2019-07-26 Jean-Baptiste Casteras , Esko Heinonen , Ilkka Holopainen

We present variational approximations of boundary value problems for curvature flow (curve shortening flow) and elastic flow (curve straightening flow) in two-dimensional Riemannian manifolds that are conformally flat. For the evolving open…

数值分析 · 数学 2021-11-03 Harald Garcke , Robert Nürnberg

We consider a fully nonlinear parabolic equation with nonlinear Neumann type boundary condition, and show that the longtime existence and convergence of the flow. Finally we apply this study to the boundary value problem for minimal…

偏微分方程分析 · 数学 2016-06-14 R. L. Huang

We demonstrate that the uniqueness of solutions to a broad class of parabolic geometric evolution equations can be proven via a direct and essentially classical energy argument which avoids the DeTurck trick entirely. Previously, we have…

微分几何 · 数学 2015-12-15 Brett Kotschwar

We study expansions near the boundary of solutions to the Dirichlet problem for the constant mean curvature equation in the hyperbolic space. With a characterization of remainders of the expansion by multiple integrals, we establish optimal…

偏微分方程分析 · 数学 2016-08-30 Qing Han , Yue Wang

In this paper we prove that in a three-manifold with finitely many expansive ends, such that each end has a neighborhood where the curvature is bounded above by a negative constant, the Dirichlet problem at infinity is solvable, and hence…

微分几何 · 数学 2024-07-11 Jean C. Cortissoz , Ramón Urquijo Novella

We develop a theory of surfaces with boundary moving by mean curvature flow. In particular, we prove a general existence theorem by elliptic regularization, and we prove boundary regularity at all positive times under very mild hypotheses.

微分几何 · 数学 2024-01-26 Brian White

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…

偏微分方程分析 · 数学 2025-10-28 Can Cui , Nung Kwan Yip

This paper is devoted to studying the initial value problem for a third-order dispersive equation for closed curves into K\"ahler manifolds. This equation is a geometric generalization of a two-sphere valued system modeling the motion of…

偏微分方程分析 · 数学 2008-07-28 Eiji Onodera

Wang, Weng and Xia[Math. Ann. 388 (2024), no. 2] studied a mean curvature type flow for the smooth, embedded capillary hypersurfaces with a constant contact angle $\theta\in(0,\pi)$ and confirmed the existence of solutions by the standard…

微分几何 · 数学 2026-02-10 Linlin Fan , Peibiao Zhao

In this paper, we study the mean curvature flow of graphs with Neumann boundary condition. The main aim is to use the maximum principle to get the boundary gradient estimate for solutions. In particular, we obtain the corresponding…

偏微分方程分析 · 数学 2016-06-22 Jinju Xu

On a hyperbolic 3-manifold of finite volume, we prove that if the initial metric is sufficiently close to the hyperbolic metric $h_0$, then the normalized Ricci-DeTurck flow exists for all time and converges exponentially fast to $h_0$ in a…

微分几何 · 数学 2025-09-03 Ruojing Jiang , Franco Vargas Pallete

We present a method of solving a nonlinear Dirichlet problem with discontinuous boundary data and we give a probabilistic representation of the solution using the nonlocal branching process associated with the nonlinear term of the…

概率论 · 数学 2024-10-23 Lucian Beznea , Oana Lupascu-Stamate , Alexandra Teodor

This paper is concerned with properties of maximal solutions of the Ricci and cross curvature flows on locally homogeneous three-manifolds of type SL(2,R). We prove that, generically, a maximal solution originates at a sub-Riemannian…

微分几何 · 数学 2010-01-11 Xiaodong Cao , John Guckenheimer , Laurent Saloff-Coste