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In this paper, we prove an extended version of the Minkowski Inequality, holding for any smooth bounded set $\Omega \subset \mathbb R^n$, $n\geq 3$. Our proof relies on the discovery of effective monotonicity formulas holding along the…

Analysis of PDEs · Mathematics 2021-01-05 Virginia Agostiniani , Mattia Fogagnolo , Lorenzo Mazzieri

In this paper, we introduce two discrete curvature flows, which are called $\alpha$-flows on two and three dimensional triangulated manifolds. For triangulated surface $M$, we introduce a new normalization of combinatorial Ricci flow (first…

Differential Geometry · Mathematics 2015-05-20 Huabin Ge , Xu Xu

In this paper we investigate the one-dimensional hyperbolic mean curvature flow for closed plane curves. We show that there exists a class of initial velocities such that the solution of the corresponding initial value problem exists only…

Differential Geometry · Mathematics 2008-03-05 De-Xing Kong , Kefeng Liu , Zeng-Gui Wang

A general purely crystalline mean curvature flow equation with a nonuniform driving force term is considered. The unique existence of a level set flow is established when the driving force term is continuous and spatially Lipschitz…

Analysis of PDEs · Mathematics 2020-06-09 Yoshikazu Giga , Norbert Pozar

We make several improvements on the results of M.-T. Wang in [8] and his joint paper with M.-P. Tsui [7] concerning the long time existence and convergence for solutions of mean curvature flow in higher co-dimension. Both the curvature…

Differential Geometry · Mathematics 2009-02-19 Kuo-Wei Lee , Yng-Ing Lee

In this paper, the $L_q$-Minkowski problem of anisotropic $p$-torsional rigidity is considered. The existence of the solution of the $L_q$-Minkowski problem of anisotropic $p$-torsional rigidity with $0<q<1$ and $1<q\neq \frac{p}{p-1}+n$ is…

Analysis of PDEs · Mathematics 2025-02-11 Chao Li , Bin Chen

We present a new implementation of anisotropic mean curvature flow for contour recognition. Our procedure couples the mean curvature flow of planar closed smooth curves, with an external field from a potential of point-wise charges. This…

Differential Geometry · Mathematics 2024-04-08 P. Suárez-Serrato , E. I. Velázquez Richards

This thesis presents an overview of the flow equations recently introduced by Wegner. The little known mathematical framework of the flow in the manifold of unitarily equivalent matrices, as discovered in the mathematical literature before…

Nuclear Theory · Physics 2009-09-29 Bruce Henry Bartlett

We show existence of ancient solutions to the rescaled mean curvature flow starting from a given asymptotically conical self-expander. These are examples of mean curvature flows coming out of cones that are not self-similar. We also show a…

Differential Geometry · Mathematics 2022-12-22 Letian Chen

This paper introduces the \textit{anisotropic $\omega_0$-capillary $p$-sum} of two hypersurfaces in $\mathbb{R}_+^{n+1}$, and establishes a theory for anisotropic capillary convex bodies. For a smooth convex hypersurface $\Sigma $ with…

Differential Geometry · Mathematics 2026-03-03 Shanwei Ding , Jinyu Gao , Guanghan Li , Mengliang Liu

In this paper, we prove a sharp anisotropic $L^p$ Minkowski inequality involving the total $L^p$ anisotropic mean curvature and the anisotropic $p$-capacity, for any bounded domains with smooth boundary in $\mathbb{R}^n$. As consequences,…

Analysis of PDEs · Mathematics 2021-06-22 Chao Xia , Jiabin Yin

In this paper we study the curvature flow of a curve in a plane endowed with a minkowskian norm whose unit ball is smooth. We show that many of the properties known in the euclidean case can be extended (with due adaptations) to this new…

Differential Geometry · Mathematics 2014-10-15 Vitor Balestro , Marcos Craizer , Ralph C. Teixeira

We consider the evolution of fronts by mean curvature in the presence of obstacles. We construct a weak solution to the flow by means of a variational method, corresponding to an implicit time-discretization scheme. Assuming the regularity…

Numerical Analysis · Mathematics 2015-06-03 Luís Almeida , Antonin Chambolle , Matteo Novaga

We construct embedded ancient solutions to mean curvature flow related to certain classes of unstable minimal hypersurfaces in $\mathbb{R}^{n+1}$ for $n \geq 2$. These provide examples of mean convex yet nonconvex ancient solutions that are…

Differential Geometry · Mathematics 2019-05-02 Alexander Mramor , Alec Payne

In this paper, we investigate the existence of admissible (and strictly convex) smooth solutions to the prescribed $L_p$ quotient type curvature problem with $p>1$. For cases where $p=k-l+1$ and $p> k-l+1$, we obtain an admissible solution…

Analysis of PDEs · Mathematics 2024-09-02 Xinqun Mei , Guofang Wang , Liangjun Weng

In this paper, we study the following prescribed Gaussian curvature problem $$K=\frac{\tilde{f}(\theta)}{\phi(\rho)^{\alpha-2}\sqrt{\phi(\rho)^2+|\bar{\nabla}\rho|^2}},$$ a generalization of the Alexandrov problem ($\alpha=n+1$) in…

Differential Geometry · Mathematics 2022-03-29 Haizhong Li , Ruijia Zhang

We prove existence and uniqueness of weak solutions to anisotropic and crystalline mean curvature flows, obtained as limit of the viscosity solutions to flows with smooth anisotropies.

Numerical Analysis · Mathematics 2018-10-17 Antonin Chambolle , Massimiliano Morini , Matteo Novaga , Marcello Ponsiglione

In this paper, we introduce a monotonicity formula for the mean curvature flow. We also apply this monotonicity formula to study the asymptotic behavior of eternal solutions.

Differential Geometry · Mathematics 2014-12-17 Yongbing Zhang

In this paper, we study the existence, uniqueness and asymptotic behavior of rotationally symmetric translating solitons of the mean curvature flow in Minkowski space. We also study the asymptotic behavior and the strict convexity of…

Analysis of PDEs · Mathematics 2007-05-23 Huaiyu Jian

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…

Differential Geometry · Mathematics 2026-02-10 Linlin Fan , Peibiao Zhao
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