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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

We consider the nonstationary linearized Navier-Stokes equations in a bounded domain and first we prove a Carleman estimate with a regular weight function. Second we apply the Carleman estimate to a lateral Cauchy problem for the…

偏微分方程分析 · 数学 2016-01-20 Mourad Bellassoued , Oleg Imanuvilov , Masahiro Yamamoto

In this paper, we study a hyperbolic version of the Navier-Stokes equations, obtained by using the approximation by relaxation of the Euler system, evolving in a thin strip domain. The formal limit of these equations is a hyperbolic Prandtl…

偏微分方程分析 · 数学 2023-01-19 Nacer Aarach

We study the zero-viscosity limit of free boundary Navier-Stokes equations with surface tension in $\mathbb{R}^3$ thus extending the work of Masmoudi and Rousset [1] to take surface tension into account. Due to the presence of boundary…

偏微分方程分析 · 数学 2017-10-09 Tarek Elgindi , Donghyun Lee

We consider the Navier-Stokes system in a bounded domain with a smooth boundary. Given a sufficiently regular time-dependent global solution, we construct a finite-dimensional feedback control that is supported by a given open set and…

最优化与控制 · 数学 2010-09-20 Viorel Barbu , Sergio S. Rodrigues , Armen Shirikyan

In [Lacave, IHP, ana, to appear (2008)] the author considered the two dimensional Euler equations in the exterior of a thin obstacle shrinking to a curve and determined the limit velocity. In the present work, we consider the same problem…

偏微分方程分析 · 数学 2009-02-13 Christophe Lacave

Governing equations of motion for a viscous incompressible material surface are derived from the balance laws of continuum mechanics. The surface is treated as a time-dependent smooth orientable manifold of codimension one in an ambient…

数学物理 · 物理学 2018-10-10 Thomas Jankuhn , Maxim A. Olshanskii , Arnold Reusken

This paper investigates the isentropic compressible Navier-Stokes equations on k-connected domains under Navier-slip boundary conditions. We study the multi-solvability of the stationary systems on general domains, which is closely related…

偏微分方程分析 · 数学 2024-07-03 Xinyu Fan , Song Jiang , Jing Li

We obtain energy estimates for a transport and stretching noise under Leray Projection on a 2D bounded convex domain, in Sobolev Spaces of arbitrarily high order. The estimates are taken in equivalent inner products, defined through powers…

偏微分方程分析 · 数学 2024-08-27 Daniel Goodair

This paper proposes a computer-assisted solution existence verification method for the stationary Navier-Stokes equation over general 3D domains. The proposed method verifies that the exact solution as the fixed point of the Newton…

数值分析 · 数学 2022-02-09 Xuefeng Liu , Mitsuhiro T. Nakao , Shin'ichi Oishi

Solutions of the Navier-Stokes and Euler equations with initial conditions for 2D and 3D cases were obtained in the form of converging series, by an analytical iterative method using Fourier and Laplace transforms \cite{TT10,TT11}. There…

偏微分方程分析 · 数学 2022-08-22 A. Tsionskiy , M. Tsionskiy

Existence and uniqueness of solutions to the Navier-Stokes equation in dimension two with forces in the space $L^q( (0,T); \mathbf{W}^{-1,p}(\Omega))$ for $p$ and $q$ in appropriate parameter ranges are proven. The case of spatially…

偏微分方程分析 · 数学 2021-11-23 Eduardo Casas , Karl Kunisch

We consider the two-dimensional Navier-Stokes equations subject to the Dirichlet boundary condition in a half plane for initial vorticity with finite measures. We study local well-posedness of the associated vorticity equations for measures…

偏微分方程分析 · 数学 2019-04-09 Ken Abe

We study the stability properties of boundary layer-type shear flows for the three-dimensional Navier-Stokes equations in the limit of small viscosity $0<\nu\ll 1$. When the streamwise and spanwise velocity profiles are linearly independent…

偏微分方程分析 · 数学 2025-09-09 Cheng-Jie Liu , Mengjun Ma , Di Wu , Zhu Zhang

H.-O. Bae and H.J. Choe, in a 1997 paper, established a regularity criteria for the incompressible Navier-Stokes equations in the whole space $\R^3$ based on two velocity components. Recently, one of the present authors extended this result…

偏微分方程分析 · 数学 2019-01-10 Hugo Beirao da Veiga , Jiaqi Yang

We identify a norm on the pressure variable in the Stokes equation that allows us to prove a continuous inf-sup condition with a constant independent of the domain's aspect ratio. This is in contrast to the standard inf-sup constant, which…

数值分析 · 数学 2025-10-29 Espen Sande , Timo Koch , Miroslav Kuchta , Kent-Andre Mardal

The Voight regularization of the Navier--Stokes system is studied in a bounded domain and on the torus. In the 3D case we obtain new explicit bounds for the attractor dimension improving the previously known results. In the 2D case we show…

偏微分方程分析 · 数学 2025-03-27 Alexei Ilyin , Sergey Zelik

Global regularity for the three-dimensional incompressible Navier-Stokes equations remains unresolved partly because weak, mild, and strong formulations employ incompatible functional settings. The present study introduces a…

综合数学 · 数学 2025-07-21 Daria Nikitaeva

These notes are dedicated to the analysis of the one-dimensional free-congested Navier-Stokes equations. After a brief synthesis of the results obtained in [4] related to the existence and the asymptotic stability of partially congested…

偏微分方程分析 · 数学 2021-05-05 Anne-Laure Dalibard , Charlotte Perrin

We address the issue of existence of weak solutions for the non-homogeneous Navier-Stokes system with Navier friction boundary conditions allowing the presence of vacuum zones and assuming rough conditions on the data. We also study the…

偏微分方程分析 · 数学 2012-10-05 Lucas C. F. Ferreira , Gabriela Planas , Elder J. Villamizar-Roa