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We are dealing with the validity of a large deviation principle for the two-dimensional Navier-Stokes equation, with periodic boundary conditions, perturbed by a Gaussian random forcing. We are here interested in the regime where both the…

概率论 · 数学 2016-03-09 Sandra Cerrai , Arnaud Debussche

In this paper, we prove some results on the existence and decay properties of high order derivatives in time and space variables for local and global solutions of the Cauchy problem for the Navier-Stokes equations in Bessel-potential…

偏微分方程分析 · 数学 2021-06-08 D. Q. Khai

The existence of suitable weak solutions of 3D Navier-Stokes equations, driven by a random body force, is proved. These solutions satisfy a local balance of energy. Moreover it is proved also the existence of a statistically stationary…

概率论 · 数学 2007-05-23 M. Romito

This note echoes the talk given by the second author during the Journ\'ees EDP 2018 in Obernai. Its aim is to provide an overview and a sketch of proof of the result obtained by the authors, concerning the controllability of the…

偏微分方程分析 · 数学 2024-12-20 Jean-Michel Coron , Frédéric Marbach , Franck Sueur , Ping Zhang

In this paper we will study the asymptotic dynamics of fractional Navier-Stokes (NS) equations with additive white noise on three-dimensional torus $\mathbb T^3$. Under the conditions that the external forces $f(x)$ belong to the phase…

偏微分方程分析 · 数学 2025-06-24 Hui Liu , Chengfeng Sun , Jie Xin

In this paper, we investigate the well-posedness theory and exponential stability for the inhomogeneous incompressible Navier-Stokes equation with only horizontal dissipative structure. Due to the lack of the vertical dissipative term and…

偏微分方程分析 · 数学 2023-11-28 Jincheng Gao , Lianyun Peng , Zheng-an Yao

We study the incompressible Navier-Stokes equations in the two-dimensional strip $\mathbb{R} \times [0,L]$, with periodic boundary conditions and no exterior forcing. If the initial velocity is bounded, we prove that the solution remains…

偏微分方程分析 · 数学 2015-06-18 Thierry Gallay , Sinisa Slijepcevic

We consider the incompressible Navier-Stokes equations in the cylinder $\R \times \T$, with no exterior forcing, and we investigate the long-time behavior of solutions arising from merely bounded initial data. Although we do not know if…

偏微分方程分析 · 数学 2013-08-08 Thierry Gallay , Sinisa Slijepcevic

In this paper, we investigate Cauchy problem of the two-dimensional full Maxwell-Navier-Stokes system, and prove the global-in-time existence and uniqueness of solution in the borderline space which is very close to $L^2$-energy space by…

偏微分方程分析 · 数学 2016-07-27 Changxing Miao , Xiaoxin Zheng

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

We obtain the global large solutions to the compressible Navier-Stokes equations in $\mathbb{R}^2$. The solution is large in the sense that there is no smallness assumption applied to one component of the initial incompressible velocity.

偏微分方程分析 · 数学 2019-10-25 Xiaoping Zhai , Zhi-Min Chen

In this work, we are interested in the link between strong solutions of the Boltzmann and the Navier-Stokes equations. To justify this connection, our main idea is to use information on the limit system (for instance the fact that the…

偏微分方程分析 · 数学 2019-03-07 Isabelle Gallagher , Isabelle Tristani

A time-discretization of the stochastic incompressible Navier--Stokes problem by penalty method is analyzed. Some error estimates are derived, combined, and eventually arrive at a speed of convergence in probability of order 1/4 of the main…

数值分析 · 数学 2019-10-03 Erika Hausenblas , Tsiry Randrianasolo

For periodic initial data with initial density allowed to vanish, we establish the global existence of strong and weak solutions for the two-dimensional compressible Navier-Stokes equations with no restrictions on the size of initial data…

偏微分方程分析 · 数学 2012-06-19 Xiangdi Huang , Jing Li

Numerical simulations describing plunging breakers including the splash-up phenomenon are presented. The motion is governed by the classical, incompressible, two-dimensional Navier-Stokes equation. The numerical modelling of this two-phase…

comp-gas · 物理学 2008-02-03 G. Chen , C. Kharif , S. Zaleski , J. Li

In this paper we prove the existence and uniqueness of a strong solution (in PDE sense) to the stochastic Navier-Stokes equations on the rotating 2-dimensional unit sphere perturbed by stable L\'evy noise. This strong solution turns out to…

偏微分方程分析 · 数学 2019-09-24 Leanne Dong

Let us consider the incompressible Navier--Stokes equations with the time-periodic external forces in the whole space $\mathbb{R}^n$ with $n\geq 2$ and investigate the existence and non-existence of time-periodic solutions. In the higher…

偏微分方程分析 · 数学 2025-10-09 Mikihiro Fujii

We consider the two dimensional Navier-Stokes equations in vorticity form with a stochastic forcing term given by a gaussian noise, white in time and coloured in space. First, we prove existence and uniqueness of a weak (in the Walsh sense)…

概率论 · 数学 2017-02-07 Benedetta Ferrario , Margherita Zanella

We obtain a logarithmically sharp estimate for the space-analyticity radius of the solutions of the damped-driven 2D Navier-Stokes equations with periodic boundary conditions and relate this to the small scales in this system. This system…

偏微分方程分析 · 数学 2007-05-23 Alexei A. Ilyin , Edriss S. Titi

We introduce an analogue to Kato's Criterion regarding the inviscid convergence of stochastic Navier-Stokes flows to the strong solution of the deterministic Euler equation. Our assumptions cover additive, multiplicative and transport type…

概率论 · 数学 2023-08-16 Daniel Goodair , Dan Crisan
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