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相关论文: On the inviscid Boussinesq system with rough initi…

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We study the Cauchy problem of the Schr\"odinger-Korteweg-de Vries system. First, we establish the local well-posedness results, which improve the results of Corcho, Linares (2007). Moreover, we obtain some ill-posedness results, which show…

偏微分方程分析 · 数学 2013-11-19 Yifei Wu

In this paper, we are concerned with the global well-posedness of 3D inhomogeneous incompressible Navier-Stokes equations with density-dependent viscosity when the initial velocity is sufficiently small in the critical Besov space…

偏微分方程分析 · 数学 2024-01-19 Dongjuan Niu , Lu Wang

We study the well-posedness of the initial-value problem for the periodic nonlinear "good" Boussinesq equation. We prove that this equation is local well-posed for initial data in Sobolev spaces \textit{$H^s(\T)$} for $s>-1/4$, the same…

偏微分方程分析 · 数学 2010-09-30 Luiz Gustavo Farah , Marcia Scialom

In this research, the Cauchy problem of the 3D viscous Boussinesq system is studied considering an initial temperature with negative Sobolev regularity. Precisely, we construct local in time mild solutions to this system where the…

偏微分方程分析 · 数学 2024-04-23 Pedro Gabriel Fernández Dalgo , Oscar Jarrín

We consider the Cauchy problem for a quadratic derivative nonlinear Schr\"odinger equation whose nonlinearity is a linear combination of $\partial_x (u^2)$ and $\partial_x (|u|^2)$. We prove the local well-posedness in the $L^2$-based…

偏微分方程分析 · 数学 2023-12-29 Kohei Akase

In this paper, we prove global well-posedness and scattering of the Cauchy problem for the elliptic-elliptic Davey-Stewartson system (eeDS) for initial data $u_{0}\in L^{2}(\mathbb{R}^{2})$ in the defocusing case and for $u_{0}\in…

偏微分方程分析 · 数学 2018-08-07 Matthew Rosenzweig

We prove that given initial data $\omega_0\in L^\infty(\mathbb{T}^2)$, forcing $g\in L^\infty(0,T; L^\infty(\mathbb{T}^2))$, and any $T>0$, the solutions $u^\nu$ of Navier-Stokes converge strongly in $L^\infty(0,T;W^{1,p}(\mathbb{T}^2))$…

偏微分方程分析 · 数学 2020-07-06 Peter Constantin , Theodore D. Drivas , Tarek M. Elgindi

We investigate and clarify the notion of locality as it pertains to the cascades of two-dimensional turbulence. The mathematical framework underlying our analysis is the infinite system of balance equations that govern the generalized…

混沌动力学 · 物理学 2010-11-16 Eleftherios Gkioulekas

We investigate the inviscid 2D Boussinesq equations driven by rough transport noise of Kraichnan type with regularity index $\alpha\in (0,1/2)$. For all $1<p<\infty$, we establish the existence and uniqueness of probabilistic strong…

概率论 · 数学 2025-04-30 Shuaijie Jiao , Dejun Luo

In this paper we investigate well-posedness of the Cauchy problem of the three dimensional generalized Navier-Stokes system. We first establish local well-posedness of the GNS system for any initial data in the Fourier-Herz space…

偏微分方程分析 · 数学 2013-06-18 Zeng Zhang , Zhaoyang Yin

These lectures are designed to provide a general introduction to the Einstein-Vlasov system and to the global Cauchy problem for these equations. To start with some general facts are collected and a local existence theorem for the Cauchy…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Alan D. Rendall

Well posedness is established for a family of equations modelling particle populations undergoing delocalised coagulation, advection, inflow and outflow in a externally specified velocity field. Very general particle types are allowed while…

偏微分方程分析 · 数学 2018-02-08 Robert I. A. Patterson

This work focuses on the mathematical analysis of the Cauchy problem associated with a two-dimensional equation describing the dynamics of a thin fluid film flowing down an inclined flat plate under the influence of gravity and an electric…

偏微分方程分析 · 数学 2025-06-23 Manuel Fernando Cortez , Oscar Jarrin , Miguel Yangari

We study the linear asymptotic stability of stably stratified monotone shear flows for the Boussinesq equations in the periodic channel. By means of the limiting absorption principle, we obtain a precise description of the inviscid damping…

偏微分方程分析 · 数学 2025-11-03 Alberto Enciso , Marc Nualart

We consider the two-dimensional MHD Boundary layer system without hydrodynamic viscosity, and establish the existence and uniqueness of solutions in Sobolev spaces under the assumption that the tangential component of magnetic fields…

偏微分方程分析 · 数学 2021-06-04 Wei-Xi Li , Rui Xu

This paper is dedicated to the study of a one-dimensional congestion model, consisting of two different phases. In the congested phase, the pressure is free and the dynamics is incompressible, whereas in the non-congested phase, the fluid…

偏微分方程分析 · 数学 2021-11-09 Anne-Laure Dalibard , Charlotte Perrin

We prove short-time well-posedness and existence of global weak solutions of the Beris--Edwards model for nematic liquid crystals in the case of a bounded domain with inhomogeneous mixed Dirichlet and Neumann boundary conditions. The system…

偏微分方程分析 · 数学 2013-11-15 Helmut Abels , Georg Dolzmann , YuNing Liu

The motion of a finite number of point vortices on a two-dimensional periodic domain is considered. In the deterministic case it is known to be well posed only for almost every initial configuration. Coalescence of vortices may occur for…

概率论 · 数学 2010-04-09 F. Flandoli , M. Gubinelli , E. Priola

In this paper, we investigate the asymptotic behavior of solutions to the Navier-Stokes equations in the half-plane under high Reynolds number conditions, where the initial vorticity belongs to the Yudovich class and is supported away from…

偏微分方程分析 · 数学 2025-10-22 Jingchi Huang , Chao Wang , Jingchao Yue , Zhifei Zhang

Using complementary numerical approaches at high resolution, we study the late-time behaviour of an inviscid, incompressible two-dimensional flow on the surface of a sphere. Starting from a random initial vorticity field comprised of a…

流体动力学 · 物理学 2015-12-08 David G. Dritschel , Wanming Qi , J. B. Marston