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We prove a curvature-dimension criterion and obtain logarithmic Sobolev inequalities for generalised Cauchy measures with optimal weights and explicit constants. In the one-dimensional case, this constant is even optimal. From these…

泛函分析 · 数学 2026-04-06 Baptiste Nicolas Huguet

On a compact manifold $M$ with boundary $\partial M$, we study the problem of prescribing the scalar curvature in $M$ and the mean curvature on the boundary $\partial M$ simultaneously. To do this, we introduce the notion of singular…

微分几何 · 数学 2020-08-28 Pak Tung Ho , Yen-Chang Huang

We prove that various spaces of constrained positive scalar curvature metrics on compact 3-manifolds with boundary, when not empty, are contractible. The constraints we mostly focus on are given in terms of local conditions on the mean…

微分几何 · 数学 2023-02-22 Alessandro Carlotto , Chao Li

We prove that, for a generic set of smooth prescription functions $h$ on a closed ambient manifold, there always exists a nontrivial, smooth, closed hypersurface of prescribed mean curvature $h$. The solution is either an embedded minimal…

微分几何 · 数学 2018-08-13 Xin Zhou , Jonathan J. Zhu

In this paper we prove the global second derivative estimates for the second boundary value problem of the prescribed affine mean curvature equation where the affine mean curvature is only assumed to be in $L^{p}$. Our result extends…

偏微分方程分析 · 数学 2012-06-01 Nam Q. Le

We construct a twin correspondence between graphs with prescribed mean curvature in three-dimensional Riemannian Killing submersions and spacelike graphs with prescribed mean curvature in three-dimensional Lorentzian Killing submersions.…

微分几何 · 数学 2025-07-25 Hojoo Lee , José M. Manzano

We consider a Dirichlet problem for the mean curvature operator in the Minkowski spacetime, obtaining a necessary and sufficient condition for the existence of a spacelike solution, with prescribed mean curvature, which is the graph of a…

偏微分方程分析 · 数学 2021-10-08 Rossella Bartolo , Erasmo Caponio , Alessio Pomponio

In the previous paper, it has been proved that the generalized rotational hypersurfaces of O(n-1)-type and O (l+1) x O(m+1)-type, for which the mean curvature is any prescribed continuous function. This paper is a sequel, and a similar…

微分几何 · 数学 2013-07-12 Takeyuki Nagasawa

An explicit solution to the Christoffel-Minkowski problem for convex bodies of revolution is presented. The conditions on the prescribed measure involve only first moments over spherical caps, and the support function of the resulting…

度量几何 · 数学 2026-05-21 Fabian Mussnig , Jacopo Ulivelli

The gluing technique is used to construct hypersurfaces in Euclidean space having approximately constant prescribed mean curvature. These surfaces are perturbations of unions of finitely many spheres of the same radius assembled end-to-end…

微分几何 · 数学 2009-02-23 Adrian Butscher

Capillary condensation, which takes place in confined geometries, is the first-order vapor-to-liquid phase transition and is explained by the Kelvin equation, but the equations applicability for arbitrarily curved surface has been long…

化学物理 · 物理学 2021-02-24 David V. Svintradze

We obtain new sharp isoperimetric inequalities on a Riemannian manifold equipped with a probability measure, whose generalized Ricci curvature is bounded from below (possibly negatively), and generalized dimension and diameter of the convex…

微分几何 · 数学 2012-08-30 Emanuel Milman

In the paper two important theorems about complete affine spheres are generalized to the case of statistical structures on abstract manifolds. The assumption about constant sectional curvature is replaced by the assumption that the…

微分几何 · 数学 2018-05-22 Barbara Opozda

We present a new proof of a recent $\epsilon$ regularity of G. Tian and J.Viaclovsky. Moreover, our idea also also works with a kind of $L^p, p<\dim M/2$ assumptions on the curvature.

微分几何 · 数学 2010-12-06 Gilles Carron

On a compact surface, we prove existence and uniqueness of the conformal metric whose curvature is prescribed by a negative function away from finitely many points where the metric has prescribed angles presenting cusps or conical…

微分几何 · 数学 2024-12-12 Jingyi Chen , Yuxiang Li , Yunqing Wu

We show how to define curvature as a measure using the Gauss-Bonnet Theorem on a family of singular surfaces obtained by gluing together smooth surfaces along boundary curves. We find an explicit formula for the curvature measure as a sum…

经典分析与常微分方程 · 数学 2018-07-02 Robert S Strichartz

In this article, we introduce a $k$-th capillary area measure for capillary convex bodies in the Euclidean half-space, which serves as a boundary counterpart to the classical concept of area measure (see, e.g., \cite[Chapter 8]{Sch}). We…

偏微分方程分析 · 数学 2026-05-19 Xinqun Mei , Guofang Wang , Liangjun Weng

We show that the characterization of existence and uniqueness up to vertical translations of solutions to the prescribed mean curvature equation, originally proved by Giusti in the smooth case, holds true for domains satisfying very mild…

偏微分方程分析 · 数学 2018-03-02 Gian Paolo Leonardi , Giorgio Saracco

We study the prescribed mean curvature equation with a prescribed boundary contact angle condition in $M\times\R$ where $M^n$ is a Riemannian submanifold in $\R^{n+1}$. The main purpose is to establish a priori gradient estimates for…

偏微分方程分析 · 数学 2014-06-05 Maria Calle , Leili Shahriyari

We establish interior $C^2$ estimates for convex solutions of scalar curvature equation and $\sigma_2$-Hessian equation. We also prove interior curvature estimate for isometrically immersed hypersurfaces $(M^n,g)\subset \mathbb R^{n+1}$…

微分几何 · 数学 2019-07-17 Pengfei Guan , Guohuan Qiu