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This paper is devoted to the analysis of the incompressible Euler equation in a time-dependent fluid domain, whose interface evolution is governed by the law of linear elasticity. Our main result asserts that the Cauchy problem is globally…

偏微分方程分析 · 数学 2025-04-02 Thomas Alazard , Chengyang Shao , Haocheng Yang

Here we investigate global strong solutions for a class of partially dissipative hyperbolic systems in the framework of critical homogeneous Besov spaces. Our primary goal is to extend the analysis of our previous paper [10] to a functional…

偏微分方程分析 · 数学 2022-01-19 Timothée Crin-Barat , Raphaël Danchin

In this article, we report the equilibrium and nonequilibrium features of two-dimensional (2D) and three-dimensional (3D) Euler turbulence. To obtain a full range of equilibrium spectra, we perform pseudo-spectral simulations of Euler…

流体动力学 · 物理学 2023-07-13 Mahendra K. Verma , Soumyadeep Chatterjee

We study an asymptotic limit of Vlasov type equation with nonlocal interaction forces where the friction terms are dominant. We provide a quantitative estimate of this large friction limit from the kinetic equation to a continuity type…

偏微分方程分析 · 数学 2020-03-05 José A. Carrillo , Young-Pil Choi

We study the global attractors for the damped 3D Euler--Bardina equations with the regularization parameter $\alpha>0$ and Ekman damping coefficient $\gamma>0$ endowed with periodic boundary conditions as well as their damped Euler limit…

偏微分方程分析 · 数学 2021-12-28 Alexei Ilyin , Anna Kostianko , Sergey Zelik

The Wasserstein distance quantifies the distance between two probability measures on a metric space. We prove an analogue of the Berry-Esseen inequality for the Wasserstein distance on a finite area hyperbolic surface. This inequality…

数论 · 数学 2025-12-18 Peter Humphries

Convergence to equilibrium of underdamped Langevin dynamics is studied under general assumptions on the potential $U$ allowing for singularities. By modifying the direct approach to convergence in $L^2$ pioneered by F. H\'erau and…

概率论 · 数学 2022-01-19 Evan Camrud , David P. Herzog , Gabriel Stoltz , Maria Gordina

We study heterogeneously interacting diffusive particle systems with mean-field type interaction characterized by an underlying graphon and their finite particle approximations. Under suitable conditions, we obtain exponential concentration…

概率论 · 数学 2026-01-14 Erhan Bayraktar , Donghan Kim

Nowadays there are a number of surveys and theoretical works devoted to the Lyapunov exponents and Lyapunov dimension, however most of them are devoted to infinite dimensional systems or rely on special ergodic properties of the system. At…

动力系统 · 数学 2016-02-22 G. A. Leonov , N. V. Kuznetsov

We investigate the three-dimensional compressible Euler-Maxwell system, a model for simulating the transport of electrons interacting with propagating electromagnetic waves in semiconductor devices. First, we show the global well-posedness…

偏微分方程分析 · 数学 2024-07-02 Timothée Crin-Barat , Yue-Jun Peng , Ling-Yun Shou , Jiang Xu

This work is concerned with ($N$-component) hyperbolic system of balance laws in arbitrary space dimensions. Under entropy dissipative assumption and the Shizuta-Kawashima algebraic condition, a general theory on the well-posedness of…

偏微分方程分析 · 数学 2015-06-04 Jiang Xu , Shuichi Kawashima

The asymptotic behaviour of empirical measures has plenty of studies. However, the research on conditional empirical measures is limited. Being the development of Wang \cite{eW1}, under the quadratic Wasserstein distance, we investigate the…

概率论 · 数学 2022-04-29 Huaiqian Li , Bingyao Wu

The method of finding the minimal distance between smooth non crossing submanifolds in N-dimensional Euclidean space are presented. It based on solution of the equations that describe the dynamics of the pair of material points. The…

动力系统 · 数学 2017-08-18 Stanislav S. Zub , Sergiy I. Zub , Vladimir V. Semenov

In this article, we provide a general strategy based on Lyapunov functionals to analyse global asymptotic stability of linear infinite-dimensional systems subject to nonlinear dampings under the assumption that the origin of the system is…

偏微分方程分析 · 数学 2018-08-17 Swann Marx , Yacine Chitour , Christophe Prieur

In this article we consider a control problem of a linear Euler-Bernoulli damped beam equation with potential in dimension one with periodic boundary conditions. We derive a new Carleman estimate for an adjoint of the equation under…

偏微分方程分析 · 数学 2019-04-16 Sourav Mitra

We investigate the pressureless fractional Euler-alignment system with nonlinear velocity couplings, referred to as the $p$-Euler-alignment system. This model features a nonlinear velocity alignment force, interpreted as a density-weighted…

偏微分方程分析 · 数学 2024-09-17 Young-Pil Choi , Michał Fabisiak , Jan Peszek

We consider the Cauchy problem for a damped Euler-Maxwell system with no ionic background. For smooth enough data satisfying suitable so-called dispersive conditions, we establish the global in time existence and uniqueness of a strong…

偏微分方程分析 · 数学 2024-02-02 Bernard Ducomet , Šárka Nečasová , John Sebastian H. Simon

In this paper, we analyze the pressureless damped Euler-Riesz equations posed in either $\mathbb{R}^d$ or $\mathbb{T}^d$. We construct the global-in-time existence and uniqueness of classical solutions for the system around a constant…

偏微分方程分析 · 数学 2021-04-13 Young-Pil Choi , Jinwook Jung

We are concerned with quasilinear symmetrizable partially dissipative hyperbolic systems in the whole space $\mathbb{R}^d$ with $d\geq2$. Following our recent work [10] dedicated to the one-dimensional case, we establish the existence of…

偏微分方程分析 · 数学 2021-05-19 Timothée Crin-Barat , Raphaël Danchin

A fully coupled system of two second-order parabolic degenerate equations arising as a thin film approximation to the Muskat problem is interpreted as a gradient flow for the 2-Wasserstein distance in the space of probability measures with…

偏微分方程分析 · 数学 2013-08-29 Philippe Laurencot , Bogdan-Vasile Matioc