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We are concerned with the three dimensional incompressible Navier--Stokes equations driven by an additive stochastic forcing of trace class. First, for every divergence free initial condition in $L^{2}$ we establish existence of infinitely…

概率论 · 数学 2022-02-22 Martina Hofmanová , Rongchan Zhu , Xiangchan Zhu

We apply the technique of convex integration to obtain non-uniqueness and existence results for power-law fluids, in dimension $d\ge 2$. For the power index $q$ below the compactness threshold, i.e. $q \in (1, \frac{2d}{d+2})$, we show…

偏微分方程分析 · 数学 2021-11-03 Jan Burczak , Stefano Modena , László Székelyhidi

We investigate a system of nonlinear partial differential equations modeling the unsteady flow of a shear-thinning non-Newtonian fluid with a concentration-dependent power-law index. The system consists of the generalized Navier-Stokes…

偏微分方程分析 · 数学 2025-05-09 Kyueon Choi , Kyungkeun Kang , Seungchan Ko

We consider a model of the compressible non-Newtonian fluids for power-law flow fulfilling a periodic domain in ${\mathbb R}^3,$ in which the extra stress tensor is induced by a potential with $p(t,x)$-structure. The local-in-time existence…

偏微分方程分析 · 数学 2025-11-25 Fang Li , Chang Mengge

We consider a system of nonlinear partial differential equations modeling the unsteady motion of an incompressible generalized Newtonian fluid with chemical reactions. The system consists of the generalized Navier-Stokes equations with…

偏微分方程分析 · 数学 2024-07-15 Kyueon Choi , Kyungkeun Kang , Seungchan Ko

In this paper we establish a sharp non-uniqueness result for stochastic $d$-dimensional ($d\geq2$) incompressible Navier-Stokes equations. First, for every divergence free initial condition in $L^2$ we show existence of infinite many global…

概率论 · 数学 2022-08-18 Weiquan Chen , Zhao Dong , Xiangchan Zhu

We are concerned with the three dimensional navier-stokes equations driven by a general multiplicative noise. For every divergence free and mean free initial condition in L2, we establish existence of infinitely many global-in-time…

概率论 · 数学 2025-05-13 Huaxiang Lv , Yichun Zhu

We are concerned with the 3D stochastic magnetohydrodynamic (MHD) equations driven by additive noise on torus. For arbitrarily prescribed divergence-free initial data in $L^{2}_x$, we construct infinitely many probabilistically strong and…

偏微分方程分析 · 数学 2024-08-13 Wenping Cao , Yachun Li , Deng Zhang

We establish the existence and uniqueness of strong solutions, in both the PDE and probabilistic sense, for a broad class of nonlinear stochastic partial differential equations (SPDEs) on a bounded domain $\mathscr{O}\subset \mathbb{R}^d$…

偏微分方程分析 · 数学 2025-12-16 Agus L. Soenjaya , Thanh Tran

We consider the stochastic Navier--Stokes equations in three dimensions and prove that the law of analytically weak solutions is not unique. In particular, we focus on three examples of a stochastic perturbation: an additive, a linear…

概率论 · 数学 2021-10-28 Martina Hofmanová , Rongchan Zhu , Xiangchan Zhu

We study long time behavior of shear-thinning fluid flows in $d \geq 3$ dimensions, driven by additive stochastic forcing of trace class, with power-law indices ranging from $1$ to $ \frac{2d}{d+2}$. We particularly focus on Leray-Hopf…

偏微分方程分析 · 数学 2026-01-23 Stefanie Elisabeth Berkemeier

A well-known unsolved problem (in the classical theory of fluid mechanics) is to identify a set of initial velocities, which may depend on the viscosity, the body forces and possibly the boundary of the fluid that will allow global in time…

数学物理 · 物理学 2010-09-22 Tepper L Gill , Woodford W. Zachary

We establish the existence and uniqueness of local strong pathwise solutions to the stochastic Boussinesq equations with partial diffusion term forced by multiplicative noise on the torus in $\mathbb{R}^{d},d=2,3$. The solution is strong in…

偏微分方程分析 · 数学 2020-09-25 Zhaoyang Qiu , Yanbin Tang

Considering the stochastic Navier-Stokes system in $\mathbb{R}^d$ forced by a multiplicative white noise, we establish the local existence and uniqueness of the strong solution when the initial data take values in the critical space…

偏微分方程分析 · 数学 2017-12-07 Lihuai Du , Ting Zhang

We are concerned with the question of well-posedness of stochastic three dimensional incompressible Euler equations. In particular, we introduce a novel class of dissipative solutions and show that (i) existence; (ii) weak--strong…

概率论 · 数学 2020-09-23 Martina Hofmanová , Rongchan Zhu , Xiangchan Zhu

Stochastic non-local conservation law equation in the presence of discontinuous flux functions is considered in an $L^{1}\cap L^{2}$ setting. The flux function is assumed bounded and integrable (spatial variable). Our result is to prove…

偏微分方程分析 · 数学 2019-04-17 Christian Olivera

In this paper, we prove the existence of global weak solutions to the compressible two-fluid Navier-Stokes equations in three dimensional space. The pressure depends on two different variables from the continuity equations. We develop an…

偏微分方程分析 · 数学 2017-10-17 Alexis Vasseur , Huanyao Wen , Cheng Yu

We construct H\"older continuous, global-in-time probabilistically strong solutions to 3D Euler equations perturbed by Stratonovich transport noise. Kinetic energy of the solutions can be prescribed a priori up to a stopping time, that can…

概率论 · 数学 2023-10-05 Martina Hofmanová , Theresa Lange , Umberto Pappalettera

In the present work, we investigate stochastic third grade fluids equations in a $d$-dimensional setting, for $d = 2, 3$. More precisely, on a bounded and simply connected domain $\mathcal{D}$ of $\mathbb{R}^d$, $d = 2,3$, with a…

偏微分方程分析 · 数学 2023-11-27 Raya Nouira , Fernanda Cipriano , Yassine Tahraoui

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
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