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In this paper, we introduce the so-called $L_p$ $q$-torsional measure for $p\in\mathbb{R}$ and $q>1$ by establishing the $L_p$ variational formula for the $q$-torsional rigidity of convex bodies without smoothness conditions. Moreover, we…

微分几何 · 数学 2022-05-23 Bin Chen , Xia Zhao , Weidong Wang , Peibiao Zhao

We prove existence of multiple radial solutions to the Dirichlet problem for nonlinear equations involving the mean curvature operator in Lorentz-Minkowski space and a nonlinear term of concave-convex type. Solutions are found using…

偏微分方程分析 · 数学 2024-09-18 Vittorio Coti Zelati , Xu Dong , Yuanhong Wei

In this paper a generalized Gauss curvature flow about a convex hypersurface in the Euclidean $n$-space is studied. This flow is closely related to the Orlicz-Minkowski problem, which involves Gauss curvature and a function of support…

偏微分方程分析 · 数学 2020-05-07 YanNan Liu , Jian Lu

We prove tight subspace concentration inequalities for the dual curvature measures $\widetilde{\mathrm{C}}_q(K,\cdot)$ of an $n$-dimensional origin-symmetric convex body for $q\geq n+1$. This supplements former results obtained in the range…

度量几何 · 数学 2017-03-31 Martin Henk , Hannes Pollehn

The central focus of this paper is the $L_p$ dual Minkowski problem for $C$-compatible sets, where $C$ is a pointed closed convex cone in $\mathbb{R}^n$ with nonempty interior. Such a problem deals with the characterization of the $(p,…

度量几何 · 数学 2024-04-16 Wen Ai , Yunlong Yang , Deping Ye

We give a systematic and thorough study of geometric notions and results connected to Minkowski's measure of symmetry and the extension of the well-known Minkowski functional to arbitrary, not necessarily symmetric convex bodies K on any…

经典分析与常微分方程 · 数学 2007-05-23 Szilard Gy. Revesz

In this paper, given a prescribed measure on $\mathbb{S}^1$ whose density is bounded and positive, we establish a uniform diameter estimate for solutions to the planar $L_p$ dual Minkowski problem when $0<p<1$ and $q\ge 2$. We also prove…

微分几何 · 数学 2022-08-15 Minhyun Kim , Taehun Lee

The aim of this paper is to study properties of sections of convex bodies with respect to different types of measures. We present a formula connecting the Minkowski functional of a convex symmetric body K with the measure of its sections.…

度量几何 · 数学 2007-05-23 Artem Zvavitch

To the families of geometric measures of convex bodies (the area measures of Aleksandrov-Fenchel-Jessen, the curvature measures of Federer, and the recently discovered dual curvature measures) a new family is added. The new family of…

度量几何 · 数学 2025-02-13 Erwin Lutwak , Dongmeng Xi , Deane Yang , Gaoyong Zhang

Existence of symmetric (resp. asymmetric) solutions to the $L_p$ Gaussian Minkowski problem for $p\leq 0$ (resp. $p\geq 1$) will be provided. Moreover, existence and uniqueness of smooth solutions to the problem for $p>n$ will also be…

偏微分方程分析 · 数学 2022-11-22 Yibin Feng , Shengnan Hu , Lei Xu

The classical Minkowski problem in Minkowski space asks, for a positive function $\phi$ on $\mathbb{H}^d$, for a convex set $K$ in Minkowski space with $C^2$ space-like boundary $S$, such that $\phi(\eta)^{-1}$ is the Gauss--Kronecker…

微分几何 · 数学 2017-01-05 Francesco Bonsante , François Fillastre

The current work focuses on the Gaussian-Minkowski problem in dimension 2. In particular, we show that if the Gaussian surface area measure is proportional to the spherical Lebesgue measure, then the corresponding convex body has to be a…

度量几何 · 数学 2023-03-31 Shibing Chen , Shengnan Hu , Weiru Liu , Yiming Zhao

Minkowski's Theorem asserts that every centered measure on the sphere which is not concentrated on a great subsphere is the surface area measure of some convex body, and, moreover, the surface area measure determines a convex body uniquely.…

经典分析与常微分方程 · 数学 2017-04-18 Galyna V. Livshyts

In an earlier paper \cite{mazeng} the authors introduced the notion of curvature entropy, and proved the plane log-Minkowski inequality of curvature entropy under the symmetry assumption. In this paper we demonstrate the plane log-Minkowski…

度量几何 · 数学 2022-11-29 Chunna Zeng , Xu Dong , Yaling Wang , Lei Ma

In this paper, we study the anisotropic Minkowski problem. It is a problem of prescribing the anisotropic Gauss-Kronecker curvature for a closed strongly convex hypersurface in Euclidean space as a function on its anisotropic normals in…

偏微分方程分析 · 数学 2017-05-30 Chao Xia

The dual $L_p$-Minkowski problem with $p<0<q$ is investigated in this paper. By proving a new existence result of solutions and constructing an example, we obtain the non-uniqueness of solutions to this problem.

偏微分方程分析 · 数学 2019-10-16 Qi-Rui Li , Jiakun Liu , Jian Lu

The $L^p$-Brunn-Minkowski theory for $p\geq 1$, proposed by Firey and developed by Lutwak in the 90's, replaces the Minkowski addition of convex sets by its $L^p$ counterpart, in which the support functions are added in $L^p$-norm.…

泛函分析 · 数学 2018-02-22 Alexander V. Kolesnikov , Emanuel Milman

In Euclidean space, the generalised Minkowski problem asks, for a given finite Radon measure $\mu$ on the unit sphere $\mathbb{S}^d$, to find a compact convex set $K$ with area measure $\mu$. For convex sets in the Minkowski space invariant…

微分几何 · 数学 2026-05-06 Antoine Ablondi

The Minkowski problem of harmonic measures was first studied by Jerison [19]. Recently, Akman and Mukherjee [1] studied the Minkowski problem corresponding to $p$-harmonic measures on convex domains and generalized Jerison's results. In…

偏微分方程分析 · 数学 2024-05-07 Chao Li , Xia Zhao

A quantitative version of Minkowski sum, extending the definition of $\theta$-convolution of convex bodies, is studied to obtain extensions of the Brunn-Minkowski and Zhang inequalities, as well as, other interesting properties on Convex…

泛函分析 · 数学 2013-02-12 David Alonso-Gutierrez , C. Hugo Jimenez , Rafael Villa