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We provide a unified analytic approach to study stationary states of controlled differential equations driven by rough paths, using the framework of random dynamical systems and random attractors. Part I deals with driving paths of finite…

概率论 · 数学 2020-07-14 Luu Hoang Duc , Phan Thanh Hong

The purpose of this work is twofold. First, we construct probabilistically strong solutions to the three-dimensional Euler equations perturbed by additive noise that are $\mathbb{P}$-almost surely continuous in time, H\"older in space, and…

偏微分方程分析 · 数学 2026-03-06 Umberto Pappalettera , Francesco Triggiano

In this note we consider the motion of a solid body in a two dimensional incompressible perfect fluid. We prove the global existence of solutions in the case where the initial vorticity belongs to $L^p$ with $p>1$ and is compactly…

偏微分方程分析 · 数学 2024-12-30 Olivier Glass , Franck Sueur

This paper studies the Cauchy problem for three-dimensional viscous, compressible, and heat conducting magnetohydrodynamic equations with vacuum as far field density. We prove the global existence and uniqueness of strong solutions provided…

偏微分方程分析 · 数学 2021-05-04 Yang Liu , Xin Zhong

We analyze the dynamics of one-dimensional quantum gases with strongly attractive contact interactions. We specify a class of initial states for which attractive forces effectively act as strongly repulsive ones during the time evolution.…

量子气体 · 物理学 2022-02-02 Maciej Łebek , Andrzej Syrwid , Piotr T. Grochowski , Kazimierz Rzążewski

The global attraction is established for all finite energy solutions to a model $\mathbf{U}(1)$-invariant nonlinear Klein-Gordon equation in one dimension coupled to a finite number of nonlinear oscillators: We prove that {\it each finite…

偏微分方程分析 · 数学 2007-11-10 Alexander Komech , Andrew Komech

We prove a positive energy theorem in 2+1 dimensional gravity for open universes and any matter energy-momentum tensor satisfying the dominant energy condition. We consider on the space-like initial value surface a family of widening Wilson…

广义相对论与量子宇宙学 · 物理学 2009-10-22 P. Menotti , D. Seminara

We study the cosmological dynamics of a class of symmetric teleparallel gravity theories known as ``newer general relativity'' using the methods of dynamical systems, restricted to the case of vacuum solutions with a spatially flat…

广义相对论与量子宇宙学 · 物理学 2025-05-23 Manuel Hohmann , Ulbossyn Ualikhanova

We consider the Cauchy problems of a non-strictly hyperbolic system which describes the compressible Euler fluid with exothermic reaction. In this paper a Lyapunov-type functional is constructed for balance laws. By analysis of the flow…

动力系统 · 数学 2018-01-30 Kai Hu

In this paper we show that the global attractor of the 1D damped, driven, nonlinear Schr\"odinger equation (NLS) is embedded in the long-time dynamics of a determining form. The determining form is an ordinary differential equation in a…

偏微分方程分析 · 数学 2014-06-11 Michael S. Jolly , Tural Sadigov , Edriss S. Titi

The aim of this paper is to study the robustness of the family of pullback attractors associated to a non-autonomous coupled system of strongly damped wave equations, given by the following evolution system $$\left\{ \begin{array}{lr}…

This paper is concerned with the long-time behavior of solutions for the three dimensional primitive equations of large-scale ocean and atmosphere dynamics in an unbounded domain. Since the Sobolev embedding is no longer compact in an…

偏微分方程分析 · 数学 2016-12-09 Bo You , Fang Li

We find exact power-law solutions for scalar-tensor theories and clarify the conditions under which they can account for an accelerated expansion of the Universe. These solutions have the property that the signs of both the Hubble rate and…

宇宙学与河外天体物理 · 物理学 2014-11-20 C. E. M. Batista , W. Zimdahl

We study asymptotic dynamics of a coupled system consisting of linearized 3D Navier--Stokes equations in a bounded domain and a classical (nonlinear) elastic plate equation for transversal displacement on a flexible flat part of the…

偏微分方程分析 · 数学 2011-09-21 Igor Chueshov , Iryna Ryzhkova

We study the two-dimensional Euler equations, damped by a linear term and driven by an additive noise. The existence of weak solutions has already been studied; pathwise uniqueness is known for solutions that have vorticity in $L^\infty$.…

概率论 · 数学 2020-04-22 Hakima Bessaih , Benedetta Ferrario

This paper is devoted to the quantitative study of the attractive velocity of generalized attractors for infinite-dimensional dynamical systems. We introduce the notion of~$\varphi$-attractor whose attractive speed is characterized by a…

动力系统 · 数学 2022-05-09 Chunyan Zhao , Chengkui Zhong , Xiangming Zhu

We show that for any $\al<\frac 17$ there exist $\al$-H\"older continuous weak solutions of the three-dimensional incompressible Euler equation, which satisfy the local energy inequality and strictly dissipate the total kinetic energy. The…

偏微分方程分析 · 数学 2023-02-15 Camillo De Lellis , Hyunju Kwon

We show that the Euler system is not exactly controllable by a finite-dimensional external force. The proof is based on the comparison of the Kolmogorov epsilon-entropy for Holder spaces and for the class of functions that can be obtained…

偏微分方程分析 · 数学 2009-11-13 Armen Shirikyan

This paper is concerned with a fully nonlinear variant of the Allen-Cahn equation with strong irreversibility, where each solution is constrained to be non-decreasing in time. Main purposes of the paper are to prove the well-posedness,…

偏微分方程分析 · 数学 2018-01-30 Goro Akagi , Messoud Efendiev

In this paper, we study the upper semicontinuity of pullback attractors for a strongly damped wave equation. In particular, under some proper assumptions, we prove that, the pullback attractor $\{A_\varepsilon(t)\}_{t\in\mathbb R}$} of…

动力系统 · 数学 2015-12-14 Yonghai Wang , Chengkui Zhong
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