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We establish the vanishing viscosity limit of the Navier-Stokes equations to the isentropic Euler equations for one-dimensional compressible fluid flow. For the Navier-Stokes equations, there exist no natural invariant regions for the…

偏微分方程分析 · 数学 2009-10-14 Gui-Qiang Chen , Mikhail Perepelitsa

We consider vanishing viscosity approximations to solutions of the stochastic incompressible Euler equations in two space dimensions with additive noise. We identify sufficient and necessary conditions under which martingale solutions of…

概率论 · 数学 2025-02-26 Tobias Rohner , Franziska Weber

The forced 2D Euler equations exhibit non-unique solutions with vorticity in $L^p$, $p > 1$, whereas the corresponding Navier-Stokes solutions are unique. We investigate whether the inviscid limit $\nu \to 0^+$ from the forced 2D…

偏微分方程分析 · 数学 2025-07-28 Dallas Albritton , Maria Colombo , Giulia Mescolini

We study 2D Navier-Stokes equations with a constraint on $L^2$ energy of the solution. We prove the existence and uniqueness of a global solution for the constrained Navier-Stokes equation on $\R^2$ and $\T$, by a fixed point argument. We…

偏微分方程分析 · 数学 2018-01-11 Zdzisław Brzeźniak , Gaurav Dhariwal , Mauro Mariani

We consider the inviscid limit for the two-dimensional Navier--Stokes equations in the class of integrable and bounded vorticity fields. It is expected that the difference between the Navier--Stokes and Euler velocity fields vanishes in…

偏微分方程分析 · 数学 2021-07-01 Christian Seis

In this note we prove the well-posedness for stochastic 2D Navier-Stokes equation driven by general L\'evy processes (in particular, $\alpha$-stable processes), and obtain the existence of invariant measures.

概率论 · 数学 2011-03-29 Zhao Dong , Lihu Xu , Xicheng Zhang

We consider the Navier-Stokes equation on a two dimensional torus with a random force which is white noise in time, and excites only a finite number of modes. The number of excited modes depends on the viscosity $\nu$, and grows like…

数学物理 · 物理学 2007-05-23 J. Bricmont , A. Kupiainen , R. Lefevere

In the realm of mathematical fluid dynamics, a formidable challenge lies in establishing inviscid limits from the Navier-Stokes equations to the Euler equations, wherein physically admissible solutions can be discerned. The pursuit of…

偏微分方程分析 · 数学 2025-09-11 Geng Chen , Moon-Jin Kang , Alexis F. Vasseur

We prove the inviscid limit for the incompressible Navier-Stokes equations for data that are analytic only near the boundary in a general two-dimensional bounded domain. Our proof is direct, using the vorticity formulation with a nonlocal…

偏微分方程分析 · 数学 2021-11-30 Claude Bardos , Trinh T. Nguyen , Toan T. Nguyen , Edriss S. Titi

We study the behaviour of the solution $u_\varepsilon$ to the Navier-Stokes equations with vanishing viscosity and a non-slip condition in a randomly perforated domain. We consider the space $\mathbb{R}^3$ where we remove $N$ holes that are…

偏微分方程分析 · 数学 2026-04-17 Richard M. Höfer , Eleni Hübner-Rosenau

We are concerned with the inviscid limit of the Navier-Stokes equations to the Euler equations for barotropic compressible fluids in $\mathbb{R}^3$. When the viscosity coefficients obey a lower power-law of the density (i.e., $\rho^\delta$…

偏微分方程分析 · 数学 2021-12-21 Geng Chen , Gui-Qiang G. Chen , Shengguo Zhu

Using the Maslowski and Seidler method, the existence of invariant measure for 2-dimensional stochastic Cahn-Hilliard-Navier-Stokes equations with multiplicative noise is proved in state space $L_x^2\times H^1$, working with the weak…

偏微分方程分析 · 数学 2020-08-26 Zhaoyang Qiu

We study the inviscid limit of the free boundary Navier-Stokes equations. We prove the existence of solutions on a uniform time interval by using a suitable functional framework based on Sobolev conormal spaces. This allows us to use a…

偏微分方程分析 · 数学 2012-02-06 Nader Masmoudi , Frédéric Rousset

The validity of the vanishing viscosity limit, that is, whether solutions of the Navier-Stokes equations modeling viscous incompressible flows converge to solutions of the Euler equations modeling inviscid incompressible flows as viscosity…

偏微分方程分析 · 数学 2016-10-19 Yasunori Maekawa , Anna Mazzucato

We consider the flow of a viscous, incompressible, Newtonian fluid in a perforated domain in the plane. The domain is the exterior of a regular lattice of rigid particles. We study the simultaneous limit of vanishing particle size and…

偏微分方程分析 · 数学 2015-08-31 Christophe Lacave , Anna Mazzucato

In this paper, we investigate the vanishing viscosity limit problem for the 3-dimensional (3D) incompressible Navier-Stokes equations in a general bounded smooth domain of $R^3$ with the generalized Navier-slip boundary conditions…

偏微分方程分析 · 数学 2013-01-07 Yuelong Xiao , Zhouping Xin

In finite-dimensional dynamical systems, stochastic stability provides the selection of physical relevant measures from the myriad invariant measures of conservative systems. That this might also apply to infinite-dimensional systems is the…

动力系统 · 数学 2019-12-12 F. Cipriano , H. Ouerdiane , R. Vilela Mendes

This paper proves the uniqueness of measure for the two-dimensional Navier-Stokes equations under a random kick-force and a time-dependent deterministic force. By extending a result for uniqueness of measure for time-homogeneous Markov…

偏微分方程分析 · 数学 2016-07-01 Gregory Varner

In this paper we investigate the issue of the inviscid limit for the compressible Navier-Stokes system in an impermeable fixed bounded domain. We consider two kinds of boundary conditions. The first one is the no-slip condition. In this…

偏微分方程分析 · 数学 2024-12-30 Franck Sueur

In this work we study the long time, inviscid limit of the 2D Navier-Stokes equations near the periodic Couette flow, and in particular, we confirm at the nonlinear level the qualitative behavior predicted by Kelvin's 1887 linear analysis.…

偏微分方程分析 · 数学 2015-09-30 Jacob Bedrossian , Nader Masmoudi , Vlad Vicol