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In the article, we generalize some recent results of Colding and Minicozzi on generic singularities of mean curvature flow to curved ambient spaces. To do so, we make use of a weighted monotonicity formula to derive an "almost monotonicity"…

Differential Geometry · Mathematics 2017-07-04 Alexander Mramor

We study a geometric flow on curves, immersed in $\mathbb{R}^3$, that have strictly positive torsion. The evolution equation is given by $$X_{t}=\frac{1}{\sqrt{\tau}} \textbf{B}$$ where $\tau$ is the torsion and $\textbf{B}$ is the unit…

Differential Geometry · Mathematics 2021-01-19 Matei P. Coiculescu

An algorithm is proposed for generalized mean curvature flow of closed two-dimensional surfaces, which include inverse mean curvature flow, powers of mean and inverse mean curvature flow, etc. Error estimates are proven for semi- and full…

Numerical Analysis · Mathematics 2021-03-16 Tim Binz , Balázs Kovács

This is an expository article describing the conformalized mean curvature flow, originally introduced by Kazhdan, Solomon, and Ben-Chen. We are interested in applying mean curvature flow to surface parametrizations. We discuss our own…

Computational Geometry · Computer Science 2020-06-16 Ka Wai Wong

In this work, we study plane and spherical curves in Euclidean and Lorentz-Minkowski 3-spaces by employing rotation minimizing (RM) frames. By conveniently writing the curvature and torsion for a curve on a sphere, we show how to find the…

Differential Geometry · Mathematics 2022-09-22 Luiz C. B. da Silva

Inspired by work of Colding-Minicozzi on mean curvature flow, Zhang introduced a notion of entropy stability for harmonic map flow. We build further upon this work in several directions. First we prove the equivalence of entropy stability…

Differential Geometry · Mathematics 2019-01-17 Jess Boling , Casey Lynn Kelleher , Jeffrey Streets

We give a new proof of Brakke's partial regularity theorem up to C^{1,\varsigma} for weak varifold solutions of mean curvature flow by utilizing parabolic monotonicity formula, parabolic Lipschitz approximation and blow-up technique. The…

Analysis of PDEs · Mathematics 2016-06-02 Kota Kasai , Yoshihiro Tonegawa

We propose an algorithm for evolving spiral curves on a planar domain by normal velocities depending on the so-called crystalline curvatures. The algorithm uses a minimizing movement approach and relies on a special level set method for…

Numerical Analysis · Mathematics 2025-04-08 Takeshi Ohtsuka , Yen-Hsi Richard Tsai

We investigate the asymptotic stability of the length-penalized elastic flow of curves with boundary points constrained to the $x$-axis in $\mathbb{R}^2$. The main tool in our analysis is the Lojasiewicz--Simon inequality, which is used to…

Analysis of PDEs · Mathematics 2025-07-24 Antonia Diana

In 1995, Hamilton introduced a Harnack inequality for convex solutions of the mean curvature flow. In this paper we prove an alternative Harnack inequality for curve shortening flow, i.e. one-dimensional mean curvature flow, that does not…

Differential Geometry · Mathematics 2026-01-21 Arjun Sobnack , Peter M. Topping

We give a classification of all self-similar solutions to the curve shortening flow in the plane.

Differential Geometry · Mathematics 2012-12-17 Hoeskuldur P. Halldorsson

In this paper, we extend the method developed in [17, 18] to curves in the Minkowski plane. The method proposes a way to study deformations of plane curves taking into consideration their geometry as well as their singularities. We deal in…

Differential Geometry · Mathematics 2020-07-10 A. P. Francisco

We define a new notion of translations in the hyperbolic plane and explicitly solve the equation of the curve shortening flow. Next, we consider the class of ancient convex solutions and solve the equation of the curve shortening flow when…

Differential Geometry · Mathematics 2026-05-14 Ivan Krznarić , Rafael López

We investigate a mean curvature flow obtained via elliptic regularization, and prove that it is not only a Brakke flow, but additionally a generalized BV flow proposed by Stuvard and Tonegawa. In particular, we show that the change in…

Differential Geometry · Mathematics 2024-10-21 Kiichi Tashiro

We establish moment estimates for the invariant measure of a stochastic partial differential equation describing motion by mean curvature flow in (1+1) dimension, leading to polynomial stability of the associated Markov semigroup. We also…

Probability · Mathematics 2019-01-28 Abelhadi Es-Sarhir , Max von Renesse , Wilhelm Stannat

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

In this paper the Orlicz-Minkowski problem for torsional rigidity, a generalization of the classical Minkowski problem, is studied. Using the flow method, we obtain a new existence result of solutions to this problem for general measures.

Differential Geometry · Mathematics 2022-12-06 Weimin Sheng , Ke Xue

In this paper we study the (asymptotic and exponential) stability of the $m$-fold circle as a solution of the $p$-curve shortening flow ($p\geq 1$ an integer).

Analysis of PDEs · Mathematics 2012-09-13 Jean Cortissoz , Alexander Murcia

This article deals with flow of plane curves driven by the curvature and external force. We make use of such a geometric flow for the purpose of image segmentation. A parametric model for evolving curves with uniform and curvature adjusted…

Numerical Analysis · Mathematics 2007-12-17 M. Benes , M. Kimura , P. Paus , D. Sevcovic , T. Tsujikawa , S. Yazaki

We consider graphical solutions to mean curvature flow and obtain a stability result for homothetically expanding solutions coming out of cones of positive mean curvature: If another solution is initially close to the cone at infinity, then…

Differential Geometry · Mathematics 2008-11-04 Julie Clutterbuck , Oliver C. Schnürer