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We prove the existence and uniqueness of weak solutions of the three dimensional compressible magnetohydrodynamics (MHD) equations. We first obtain the existence of weak solutions with small $L^2$-norm which may display codimension-one…

偏微分方程分析 · 数学 2020-11-12 Anthony Suen

We prove existence of weak solutions for the fully inhomogeneous, stationary generalized Navier-Stokes equations for shear-thinning fluids. Our proof is based on the theory of pseudomonotone operators and the Lipschitz truncation method,…

偏微分方程分析 · 数学 2020-06-22 Julius Jeßberger , Michael Růžička

In this work we investigate the existence and uniqueness of Struwe-like solutions for a system of partial differential equations modeling the dynamics of magnetoviscoelastic fluids. The considered system couples a Navier-Stokes type…

偏微分方程分析 · 数学 2021-03-03 Francesco De Anna , Joshua Kortum , Anja Schlömerkemper

We prove the existence and the linear stability of small amplitude time {\it quasi-periodic} standing wave solutions (i.e. periodic and even in the space variable $ x $) of a $ 2 $-dimensional ocean with infinite depth under the action of…

偏微分方程分析 · 数学 2018-04-13 Massimiliano Berti , Riccardo Montalto

In this work, we proved the existence of a unique global mild solution of the d-dimensional incompressible Navier-Stokes equations, for small initial data in Besov type spaces based on mixed-Lebesgue spaces; namely, mixed-norm…

偏微分方程分析 · 数学 2025-03-21 Leithold L. Aurazo-Alvarez , Wladimir Neves

This paper investigates the stability and large-time behavior of solutions to the rotating Boussinesq system under the influence of a general gravitational potential $\Psi$, which is widely used to model the dynamics of stratified…

偏微分方程分析 · 数学 2025-04-16 Song Jiang , Quan Wang

We establish the long time existence of solutions for the "Boussinesq-Full Dispersion" systems modeling the propagation of internal waves in a two-layer system. For the two-dimensional Hamiltonian case we prove the global existence of small…

偏微分方程分析 · 数学 2019-09-19 Jean-Claude Saut , Li Xu

This paper establishes the nonlinear stability of the Couette flow for the 2D Boussinesq equations with only vertical dissipation. The Boussinesq equations concerned here model buoyancy-driven fluids such as atmospheric and oceanographic…

偏微分方程分析 · 数学 2020-04-21 Wen Deng , Jiahong Wu , Ping Zhang

First, the solution uniqueness, existence and regularity for stationary anisotropic (linear) Stokes and generalised Oseen systems with constant viscosity coefficients in a compressible framework are analysed in a range of periodic Sobolev…

偏微分方程分析 · 数学 2023-05-24 Sergey E. Mikhailov

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

In this paper, we investigate the well-posedness of a nonlinear dispersive model with variable coefficients that describes the evolution of surface waves propagating through a one-dimensional shallow water channel of finite length with…

数值分析 · 数学 2025-10-14 Juan Carlos Muñoz Grajales , Deissy Marcela Pizo

We consider any cover $\mathscr{C}$ of $\mathbb{R}^3$ by balls of radius bigger or equal $1$ satisfying two conditions: (i) any ball intersects at most $\sigma>0$ other balls, and (ii) intersecting balls have comparable sizes. We consider a…

偏微分方程分析 · 数学 2025-10-21 A. Balakrishna , I. Kukavica , W. S. Ożański

The paper examines the issue of stability of Poiseuille type flows in regime of compressible Navier-Stokes equations in a three dimensional finite pipe-like domain. We prove the existence of stationary solutions with inhomogeneous Navier…

偏微分方程分析 · 数学 2012-12-03 Piotr B. Mucha , Tomasz Piasecki

In this paper, we study the asymptotic behaviors of solutions to the inhomogeneous Navier-Stokes-Vlasov system in $\mathbb{R}^{3}\times\mathbb{R}^{3}$, where the initial fluid density is allowed to vanish. We establish the uniform bound of…

偏微分方程分析 · 数学 2025-05-12 Hai-Liang Li , Ling-Yun Shou , Yue Zhang

This paper investigates the stochastic tamed 3D Navier-Stokes equations with locally weak monotonicity coefficients in the whole space as well as in the three-dimensional torus, which play a crucial role in turbulent flows analysis. A…

概率论 · 数学 2025-02-20 Shuaishuai Lu , Xue Yang , Yong Li

Through Borel summation methods, we analyze two different variations of the Navier-Stokes equation --the Boussinesq equation and the magnetic Benard equation. This method has previously been applied to the Navier-Stokes equation. We prove…

偏微分方程分析 · 数学 2011-10-21 Heather Rosenblatt , Saleh Tanveer

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

In this paper, we investigate the incompressible Navier-Stokes equations coupled with the Vlasov-Fokker-Planck equation, which describes a two-phase mixture of the viscous incompressible fluid with particles or bubbles through a frictional…

偏微分方程分析 · 数学 2026-02-04 Renjun Duan , Fengqiang Shi , Wendong Wang , Jianbo Yu

We prove the existence of a weak solution to the three-dimensional steady compressible isentropic Navier-Stokes equations in bounded domains for any specific heat ratio \gamma > 1. Generally speaking, the proof is based on the new weighted…

偏微分方程分析 · 数学 2013-05-27 Song Jiang , Chunhui Zhou

This work investigates a fully discrete mixed finite element method for the stochastic Boussinesq system driven by multiplicative noise. The spatial discretization is performed using a standard mixed finite element method, while the…

数值分析 · 数学 2025-12-25 Liet Vo