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A mean curvature flow starting from a closed embedded hypersurface in $R^{n+1}$ must develop singularities. We show that if the flow has only generic singularities, then the space-time singular set is contained in finitely many compact…

Differential Geometry · Mathematics 2015-02-25 Tobias Holck Colding , William P. Minicozzi

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

Let \Sigma be a compact oriented surface immersed in a four dimensional K\"ahler-Einstein manifold M. We consider the evolution of \Sigma in the direction of its mean curvature vector. It is proved that being symplectic is preserved along…

Differential Geometry · Mathematics 2007-05-23 Mu-Tao Wang

We show that a mean curvature flow starting from a compact, smoothly embedded hypersurface M remains unique past singularities, provided the singularities are of mean convex type, i.e., if around each singular point, the surface moves in…

Differential Geometry · Mathematics 2024-01-26 Or Hershkovits , Brian White

We use Ilmanen's elliptic regularization to prove that for an initially smooth mean convex hypersurface in Euclidean n-space moving by mean curvature flow, the surface is very nearly convex in a spacetime neighborhood of every singularity.…

Differential Geometry · Mathematics 2016-02-22 Brian White

We study high codimension mean curvature flow of a submanifold $\mathcal{M}^n$ of dimension $n$ in Euclidean space $\mathbb{R}^{n+k}$ subject to the quadratic curvature condition $ |A|^{2}\leq c_n |H|^{2}, c _n = \min\{ \frac{4}{3n} ,…

Differential Geometry · Mathematics 2018-06-01 Huy The Nguyen

We consider a compact, star-shaped, mean convex hypersurface $\Sigma^2\subset \mathbb{R}^3$. We prove that in some cases the flow exists until it shrinks to a point in a spherical manner, which is very typical for convex surfaces as well…

Differential Geometry · Mathematics 2008-09-03 Panagiota Daskalopoulos , Natasa Sesum

This paper proves that, at the first singular time for a smoothly immersed surface moving by mean curvature flow in a n-manifold, each tangent flow is given by a smooth, branched shrinker, possibly with multiplicity. If n=3 and if the…

Differential Geometry · Mathematics 2026-01-30 Tom Ilmanen

We show that the mean curvature flow of generic closed surfaces in $\mathbb{R}^{3}$ avoids asymptotically conical and non-spherical compact singularities. We also show that the mean curvature flow of generic closed low-entropy hypersurfaces…

Differential Geometry · Mathematics 2024-04-03 Otis Chodosh , Kyeongsu Choi , Christos Mantoulidis , Felix Schulze

In this paper we will discuss how one may be able to use mean curvature flow to tackle some of the central problems in topology in 4-dimensions. We will be concerned with smooth closed 4-manifolds that can be smoothly embedded as a…

Differential Geometry · Mathematics 2012-08-30 Tobias Holck Colding , William P. Minicozzi , Erik Kjaer Pedersen

In this paper, we first study the behavior of inverse mean curvature flow in Schwarzschild manifold. We show that if the initial hypersurface $\Sigma$ is strictly mean convex and star-shaped, then the flow hypersurface $\Sigma_t$ converges…

Differential Geometry · Mathematics 2017-04-26 Haizhong Li , Yong Wei

We prove Ilmanen's resolution of point singularities conjecture by establishing short-time smoothness of the level set flow of a smooth hypersurface with isolated conical singularities. This shows how the mean curvature flow evolves through…

Differential Geometry · Mathematics 2024-10-31 Otis Chodosh , J. M. Daniels-Holgate , Felix Schulze

Under mean curvature flow, a closed, embedded hypersurface $M(t)$ becomes singular in finite time. For certain classes of mean-convex mean curvature flows, we show the continuity of the first singular time $T$ and the limit set "$M(T)$",…

Differential Geometry · Mathematics 2017-03-09 Kevin Sonnanburg

We investigate the mean curvature flows in a class of warped product manifolds with closed hypersurfaces fibering over $\mathbb{R}$. In particular, we prove that under natural conditions on the warping function and Ricci curvature bound for…

Differential Geometry · Mathematics 2019-05-21 Zheng Huang , Zhou Zhang , Hengyu Zhou

In this paper, we produce explicit examples of mean curvature flow of (2m-1)-dimensional submanifolds which converge to (2m-2)-dimensional submanifolds at a finite time. These examples are a special class of hyperspheres in $\mathbb{C}^{m}$…

Differential Geometry · Mathematics 2023-09-11 Farnaz Ghanbari , Samreena

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

For every closed set $K \subset \mathbb{R}^n$ and every $m \geq 2$, we construct a mean-convex ancient solution to mean curvature flow of hypersurfaces in $\mathbb{R}^{m+n}$, with respect to a smooth Riemannian metric arbitrarily…

Differential Geometry · Mathematics 2026-04-16 Raphael Tsiamis

We construct new examples of immortal mean curvature flow of smooth embedded connected hypersurfaces in closed manifolds, which converge to minimal hypersurfaces with multiplicity $2$ as time approaches infinity.

Differential Geometry · Mathematics 2025-03-11 Jingwen Chen , Ao Sun

Singularities of the mean curvature flow of an embedded surface in R^3 are expected to be modelled on self-shrinkers that are compact, cylindrical, or asymptotically conical. In order to understand the flow before and after the singular…

Differential Geometry · Mathematics 2021-12-06 Otis Chodosh , Felix Schulze

We study the rescaled mean curvature flow (MCF) of hypersurfaces that are global graphs over a fixed cylinder of arbitrary dimensions. We construct an explicit stable manifold for the rescaled MCF of finite codimensions in a suitable…

Differential Geometry · Mathematics 2021-11-22 Jingxuan Zhang
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