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相关论文: Global well-posedness for the 2D stable Muskat pro…

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In this paper, we investigate the global existence of weak solutions to 3-D inhomogeneous incompressible MHD equations with variable viscosity and resistivity, which is sufficiently close to $1$ in $L^\infty(\mathbb{R}^3),$ provided that…

偏微分方程分析 · 数学 2025-03-04 Hammadi Abidi , Guilong Gui , Ping Zhang

In this paper, we consider the initial-boundary value problem of the 3D primitive equations for planetary oceanic and atmospheric dynamics with only horizontal eddy viscosity in the horizontal momentum equations and only horizontal…

偏微分方程分析 · 数学 2014-06-10 Chongsheng Cao , Jinkai Li , Edriss S. Titi

In \cite{YZ}, the author proved the global existence of the two-dimensional anisotropic quasi-geostrophic equations with condition on the parameters $\alpha,$ $\beta$ in the Sobolev spaces $H^s( \R^2)$; $s\geq 2$. In this paper, we show…

偏微分方程分析 · 数学 2021-12-21 Mustapha Amara , Jamel Benameur

In this article, we consider 2D second grade fluid equations in exterior domain with Dirichlet boundary conditions. For initial data $\boldsymbol{u}_0 \in \boldsymbol{H}^3(\Omega)$, the system is shown to be global well-posed. Furthermore,…

偏微分方程分析 · 数学 2023-05-08 Xiaoguang You , Aibin Zang

We consider a two-dimensional MHD model describing the evolution of viscous, compressible and electrically conducting fluids under the action of vertical magnetic field without resistivity. Existence of global weak solutions is established…

偏微分方程分析 · 数学 2019-07-02 Yang Li , Yongzhong Sun

In this paper we obtain global well-posedness in low order Sobolev spaces of higher order KdV type equations with dissipation. The result is optimal in the sense that the flow-map is not twice continuously differentiable in rougher spaces.…

偏微分方程分析 · 数学 2015-01-09 Mikael Signahl

We prove that any simple planar travelling wave solution to the membrane equation in spatial dimension $d \geq 3$ with bounded spatial extent is globally nonlinearly stable under sufficiently small compactly-supported perturbations, where…

偏微分方程分析 · 数学 2020-08-12 Leonardo Abbrescia , Willie Wai Yeung Wong

We focus on the existence and uniqueness of the three-dimensional Landau-Lifshitz-Bloch equation supplemented with the initial data in Besov space $\dot{B}_{2,1}^{\frac{3}{2}}$. Utilizing a new commutator estimate, we establish the local…

偏微分方程分析 · 数学 2022-11-08 Yi Peng , Huaqiao Wang

This paper studies the global well-posedness of the incompressible magnetohydrodynamic (MHD) system with a velocity damping term. We establish the global existence and uniqueness of smooth solutions when the initial data is close to an…

偏微分方程分析 · 数学 2013-11-26 Jiahong Wu , Yifei Wu , Xiaojing Xu

The inhomogeneous Muskat problem models the dynamics of an interface between two fluids of differing characteristics inside a non-uniform porous medium. We consider the case of a porous media with a permeability jump across a horizontal…

偏微分方程分析 · 数学 2021-10-05 Neel Patel , Nikhil Shankar

In this paper, we prove the global existence and uniqueness of solution to d-dimensional (for $d=2,3$) incompressible inhomogeneous Navier-Stokes equations with initial density being bounded from above and below by some positive constants,…

偏微分方程分析 · 数学 2013-01-03 Marius Paicu , Ping Zhang , Zhifei Zhang

We consider the problem of existence and uniqueness of strong solutions $u: \Omega \subset \mathbb{R}^n \longrightarrow \mathbb{R}^N$ in $(H^{2}\cap H^{1}_0)(\Omega)^N$ to the problem \[\label{1} \tag{1} \left\{ \begin{array}{l}…

偏微分方程分析 · 数学 2015-04-28 Nikos Katzourakis

This paper establishes the global well-posedness of the Landau-Lifshitz-Baryakhtar (LLBar) equation in the whole space $\mathbb{R}^3$. The study first demonstrates the existence and uniqueness of global strong solutions using the weak…

偏微分方程分析 · 数学 2025-07-02 Fan Xu , Bin Liu

In this paper, we consider the global well-posedness problem of the isentropic compressible Navier-Stokes equations in the whole space $\R^N$ with $N\ge2$. In order to better reflect the characteristics of the dispersion equation, we make…

偏微分方程分析 · 数学 2016-08-24 Daoyuan Fang , Ting Zhang , Ruizhao Zi

We prove global well-posedness and scattering for solutions to the mass-critical inhomogeneous nonlinear Schr\"odinger equation $i\partial_{t}u+\Delta u=\pm |x|^{-b}|u|^{\frac{4-2b}{d}}u$ for large $L^2(\mathbb{R} ^d)$ initial data with…

偏微分方程分析 · 数学 2025-12-02 Xuan Liu , Changxing Miao , Jiqiang Zheng

In this paper, we prove global well-posedness of smooth solutions to the two-dimensional incompressible Boussinesq equations with only a velocity damping term when the initial data is close to an nontrivial equilibrium state $(0,x_2)$. As a…

偏微分方程分析 · 数学 2018-12-27 Renhui Wan

We study the two-dimensional multiphase Muskat problem describing the motion of three immiscible fluids with equal viscosities in a vertical homogeneous porous medium identified with $\mathbb{R}^2$ under the effect of gravity. We first…

偏微分方程分析 · 数学 2024-04-26 Jonas Bierler , Bogdan-Vasile Matioc

In this note, we show that there exist solutions of the Muskat problem that shift stability regimes: they start unstable, then become stable, and finally return to the unstable regime. We also exhibit numerical evidence of solutions with…

偏微分方程分析 · 数学 2016-02-17 Diego Córdoba , Javier Gómez-Serrano , Andrej Zlatoš

We prove global existence and stability of solution to the mass-critical stochastic nonlinear Schr\"odinger equation in $d=1$ at $L^2$ regularity. Our construction starts with the existence of solution to the truncated subcritical problem.…

偏微分方程分析 · 数学 2022-02-09 Chenjie Fan , Weijun Xu

In this paper, we prove the global well-posedness of defocusing 3D quadratic nonlinear Schr\"odinger equation \begin{align*} i\partial_t u + \frac12\Delta u = |u| u, \end{align*} in its sharp critical weighted space $\mathcal F \dot…

偏微分方程分析 · 数学 2024-10-08 Jia Shen , Yifei Wu