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In this paper, we apply discontinuous finite element Galerkin method to the time-dependent $2D$ incompressible Navier-Stokes model. We derive optimal error estimates in $L^\infty(\textbf{L}^2)$-norm for the velocity and in…

数值分析 · 数学 2021-12-24 Saumya Bajpai , Deepjyoti Goswami , Kallol Ray

We study constrained 2-dimensional Navier-Stokes Equations driven by a multiplicative Gaussian noise in the Stratonovich form. In the deterministic case [4] we showed the existence of global solutions only on a two dimensional torus and…

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

In this paper we study the stochastic Navier-Stokes equations on the $d$-dimensional torus with transport noise, which arise in the study of turbulent flows. Under very weak smoothness assumptions on the data we prove local well-posedness…

偏微分方程分析 · 数学 2023-12-12 Antonio Agresti , Mark Veraar

In this paper we are concerned with the 2D incompressible Navier-Stokes equations driven by space-time white noise. We establish existence of infinitely many global-in-time probabilistically strong and analytically weak solutions $u$ for…

概率论 · 数学 2023-04-18 Huaxiang Lü , Xiangchan Zhu

In this paper, we study local well-posedness for the Navier-Stokes equations with arbitrary initial data in homogeneous Sobolev spaces $\dot{H}^s_p(\mathbb{R}^d)$ for $d \geq 2, p > \frac{d}{2},\ {\rm and}\ \frac{d}{p} - 1 \leq s <…

偏微分方程分析 · 数学 2016-03-15 D. Q. Khai , V. T. T. Duong

In this paper we investigate the numerical solution of stochastic partial differential equations (SPDEs) for a wider class of stochastic equations. We focus on non-diagonal colored noise instead of the usual space-time white noise. By…

数值分析 · 数学 2013-11-12 Dirk Blömker , Minoo Kamrani

The Kolmogorov equation associated to a stochastic 2D Euler equations with transport type noise and random initial conditions is studied by a direct approach, based on Fourier analysis, Galerkin approximation and Wiener chaos methods. The…

概率论 · 数学 2019-05-17 Franco Flandoli , Dejun Luo

This paper focuses on deriving optimal-order full moment error estimates in strong norms for both velocity and pressure approximations in the Euler-Maruyama time discretization of the stochastic Navier-Stokes equations with multiplicative…

数值分析 · 数学 2025-10-10 Xiaobing Feng , Liet Vo

We address the global-in-time existence and pathwise uniqueness of solutions for the stochastic incompressible Navier-Stokes equations with a multiplicative noise on the three-dimensional torus. Under natural smallness conditions on the…

概率论 · 数学 2024-10-07 Igor Kukavica , Fanhui Xu

A constructive numerical approximation of the two-dimensional unsteady stochastic Navier-Stokes equations of an incompressible fluid is proposed via a pseudo-compressibility technique involving a parameter $\epsilon$. Space and time are…

数值分析 · 数学 2022-05-02 Jad Doghman

We review some basic results on existence and uniqueness of the invariant measure for the two-dimensional stochastic Navier-Stokes equations. A large part of the literature concerns the additive noise case; after revising these models, we…

概率论 · 数学 2025-01-06 Benedetta Ferrario , Margherita Zanella

This paper establishes strong convergence rates for the spatial finite element discretization of a two-dimensional stochastic Navier--Stokes system with transport noise and no-slip boundary conditions on a convex polygonal domain. The main…

数值分析 · 数学 2025-12-15 Binjie Li , Qin Zhou

This paper treats the stationary Stokes problem in exterior domain of $\mathbb{R}^3$ with Navier slip boundary condition. The behavior at infinity of the data and the solution are determined by setting the problem in $L^p$-spaces, for $p>…

偏微分方程分析 · 数学 2022-12-28 Anis Dhifaoui

This paper addresses the numerical solution of the two-dimensional Navier--Stokes (NS) equations with nonsmooth initial data in the $L^2$ space, which is the critical space for the two-dimensional NS equations to be well-posed. In this…

数值分析 · 数学 2025-10-02 Buyang Li , Qiqi Rao , Hui Zhang , Zhi Zhou

Stochastic factors are not negligible in applications of hydrostatic Euler equations (EE) and hydrostatic Navier-Stokes equations (NSE). Compared with the deterministic cases for which the ill-posedness of these models in the Sobolev spaces…

偏微分方程分析 · 数学 2023-01-20 Ruimeng Hu , Quyuan Lin

In this paper we show the strong convergence of a fully explicit space-time discrete approximation scheme for the solution process of the two-dimensional incompressible stochastic Navier-Stokes equations on the torus driven by additive…

概率论 · 数学 2018-09-07 Sara Mazzonetto

We study the existence of weak solutions to the $p$-Navier-Stokes equations with a symmetric $p$-Laplacian on bounded domains. We construct a particular Schauder basis in $W_0^{1,p}(\Omega)$ with divergence free constraint and prove…

偏微分方程分析 · 数学 2023-02-21 Yuanyuan Feng , Lei Li , Jian-Guo Liu , Xiaoqian Xu

In this article, we investigate an interacting particle system featuring random intensities, individual noise, and environmental noise, commonly referred to as stochastic point vortex model. The model serves as an approximation for the…

概率论 · 数学 2024-02-06 Yufei Shao , Xianliang Zhao

Loosely speaking, the Navier-Stokes-$\alpha$ model and the Navier-Stokes equations differ by a spatial filtration parametrized by a scale denoted $\alpha$. Starting from a strong two-dimensional solution to the Navier-Stokes-$\alpha$ model…

偏微分方程分析 · 数学 2022-10-06 Jad Doghman , Ludovic Goudenège

In this paper we describe a method to derive solutions of the incompressible Navier- Stokes system of equations for non-stationary initial value problems in $\mathbb{R}^n$. We show that for a given smooth solenoidal initial velocity vector…

偏微分方程分析 · 数学 2016-03-29 R. K. Michael Thambynayagam