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The $L_p$-Christoffel-Minkowski problem and the prescribed $L_p$-Weingarten curvature problem for convex hypersurfaces in Euclidean space are important problems in geometric analysis. In this paper, we consider their counterparts in…

微分几何 · 数学 2024-11-27 Yingxiang Hu , Haizhong Li , Botong Xu

The Orlicz-Brunn-Minkowski theory, introduced by Lutwak, Yang, and Zhang, is a new extension of the classical Brunn-Minkowski theory. It represents a generalization of the $L_p$-Brunn-Minkowski theory, analogous to the way that Orlicz…

度量几何 · 数学 2013-01-23 Richard J. Gardner , Daniel Hug , Wolfgang Weil

We prove the $C^0$ estimate for the $L_p$ $q$th dual Minkowski problem on $S^2$ under fairly general conditions; namely, when $p$ lies in [0,1) and $q>2+p$, and the $L_p$ $q$th dual curvarture is bounded and bounded away from zero. We note…

偏微分方程分析 · 数学 2025-05-26 Karoly J. Boroczky , Shibing Chen , Weiru Liu , Christos Saroglou

This article delves into the $L_p$ Minkowski problem within the framework of generalized Gaussian probability space. This type of probability space was initially introduced in information theory through the seminal works of Lutwak, Yang,…

偏微分方程分析 · 数学 2024-07-23 Jiaqian Liu , Shengyu Tang

It was recently realized that Planck-scale momentum-space curvature, which is expected in some approaches to the quantum-gravity problem, can produce dual-curvature lensing, a feature which mainly affects the direction of observation of…

广义相对论与量子宇宙学 · 物理学 2017-08-09 Giovanni Amelino-Camelia , Leonardo Barcaroli , Stefano Bianco , Laura Pensato

The variation of a class of Orlicz moments with respect to the Asplund sum within the class of log-concave functions is demonstrated. Such a variational formula naturally leads to a family of dual Orlicz curvature measures for log-concave…

度量几何 · 数学 2023-09-22 Niufa Fang , Deping Ye , Zengle Zhang , Yiming Zhao

Pairs of metrics in a two-dimensional linear vector space are considered, one of which is a Minkowski type metric. Their simultaneous diagonalizability is studied and canonical presentations for them are suggested.

度量几何 · 数学 2007-10-23 Ruslan Sharipov

In this paper we discuss some results regarding the rigidity of the Borell-Brascamp-Lieb inequality and the Brunn-Minkowski inequality. We show a theorem of rigidity on curvature and measure of the Borell-Brascamp-Lieb inequality, a…

微分几何 · 数学 2026-04-21 Rongkai Zhang

By studying $L^p$-combinations of strongly isomorphic polytopes, we prove the equivalence of the $L^p$-Brunn-Minkowski inequality conjectured by B\"or\"oczky, Lutwak, Yang and Zhang to the local version of the inequality studied by…

微分几何 · 数学 2019-10-16 Eli Putterman

Mixed-moment models, introduced before for one space dimension, are a modification of the method of moments applied to a (linear) kinetic equation, by choosing mixtures of different partial moments. They are well-suited to handle such…

偏微分方程分析 · 数学 2018-01-11 Florian Schneider , Jochen Kall , Andreas Roth

In this paper, the $L_{p}$ chord Minkowski problem is concerned. Based on the results showed in \cite{HJ23}, we obtain a new existence result of solutions to this problem in terms of smooth measures by using a nonlocal Gauss curvature flow…

偏微分方程分析 · 数学 2024-08-13 Jinrong Hu , Yong Huang , Jian Lu , Sinan Wang

Until recently Jeffrey Bub and Itamar Pitowsky, in the framework of an information theoretic view of quantum mechanics, claimed first that to the measurement problem in its ordinary formulation there correspond in effect two measurement…

量子物理 · 物理学 2022-02-02 Federico Laudisa

This paper develops basic setting for the dual Orlicz-Brunn-Minkowski theory for star bodies. An Orlicz $\varphi$-radial addition of two or more star bodies is proposed and related dual Orlicz-Brunn-Minkowski inequality is established.…

度量几何 · 数学 2014-04-29 Deping Ye

The celebrated Minkowski problem for the torsional rigidity ($2$-torsional rigidity) was firstly studied by Colesanti and Fimiani \cite{CA} using variational method. Moreover, Hu, Liu and Ma \cite{HJ} also studied the Minkowski problem {\it…

微分几何 · 数学 2025-07-23 Xia Zhao , Peibiao Zhao

We find a semi-algebraic description of the Minkowski sum $\mathcal{A}_{3,n}$ of $n$ copies of the bounded twisted cubic $\{(t,t^2,t^3)\mid -1\leq t\leq 1\}$ for each integer $n\geq3$. These descriptions provide efficient membership tests…

代数几何 · 数学 2021-01-26 Arthur Bik , Adam Czapliński , Markus Wageringel

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

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…

微分几何 · 数学 2026-03-03 Shanwei Ding , Jinyu Gao , Guanghan Li , Mengliang Liu

Chou and Wang's existence result for the $L_p$-Minkowski problem on ${\mathbb S}^{n-1}$ for $p\in(-n,1)$ and an absolutely continuous measure $\mu$ is discussed and extended to more general measures. In particular, we provide an almost…

经典分析与常微分方程 · 数学 2019-09-12 Gabriele Bianchi , Károly J. Böröczky , Andrea Colesanti , Deane Yang

In light of the log-Brunn-Minkowski conjecture, various attempts have been made to define the geometric mean of convex bodies. Many of these constructions are fairly complex and/or fail to satisfy some natural properties one would expect of…

度量几何 · 数学 2024-05-02 René Brandenberg , Florian Grundbacher

Three new combinations of convex bodies are introduced and studied: the $L_p$ fiber, $L_p$ chord and graph combinations. These combinations are defined in terms of the fibers and graphs of pairs of convex bodies, and each operation…

度量几何 · 数学 2025-09-10 Steven Hoehner , Sudan Xing