Stability of neckpinch singularities

Fuente: arXiv
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Main Authors: Schulze, Felix, Sesum, Natasa
Format: Preprint
Published: 2020
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author Schulze, Felix
Sesum, Natasa
author_facet Schulze, Felix
Sesum, Natasa
contents In this paper, we study the stability of neckpinch singularities. We show that if a mean curvature flow $\{M_t\}$ develops only finitely many neckpinch singularities at the first singular time, then the mean curvature flow starting at any sufficiently small perturbation of $M_0$ can also develop only neckpinch type singularities at the first singular time. We also show stability of nondegenerate neckpinch singularities in the above sense, which speaks in favor of stability of Type I singularities.
format Preprint
id arxiv_https___arxiv_org_abs_2006_06118
institution arXiv
publishDate 2020
record_format arxiv
spellingShingle Stability of neckpinch singularities
Schulze, Felix
Sesum, Natasa
Differential Geometry
Analysis of PDEs
In this paper, we study the stability of neckpinch singularities. We show that if a mean curvature flow $\{M_t\}$ develops only finitely many neckpinch singularities at the first singular time, then the mean curvature flow starting at any sufficiently small perturbation of $M_0$ can also develop only neckpinch type singularities at the first singular time. We also show stability of nondegenerate neckpinch singularities in the above sense, which speaks in favor of stability of Type I singularities.
title Stability of neckpinch singularities
topic Differential Geometry
Analysis of PDEs
url https://arxiv.org/abs/2006.06118