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The relaxation limit in critical Besov spaces for the multidimensional compressible Euler equations is considered. As the first step of this justification, the uniform (global) classical solutions to the Cauchy problem with initial data…

偏微分方程分析 · 数学 2011-09-20 Jiang Xu , Zejun Wang

We deal with the barotropic compressible magnetohydrodynamic equations in three-dimensional (3D) bounded domain with slip boundary condition and vacuum. By a series of a priori estimates, especially the boundary estimates, we prove the…

偏微分方程分析 · 数学 2021-03-12 Yazhou Chen , Bin Huang , Xiaoding Shi

This paper is concerned with the incompressible limit of the compressible magnetohydrodynamic equations with vanishing viscosity coefficients and general initial data in the whole space $\mathbb{R}^d$ $ (d=2$ or 3). It is rigorously showed…

偏微分方程分析 · 数学 2015-05-13 Song Jiang , Qiangchang Ju , Fucai Li

We present a new derivation for the optimal decay of \textit{arbitrary} higher order derivatives for $L^p$ solutions to the compressible fluid model of Korteweg type. This approach, based on Gevrey estimates, is to establish uniform bounds…

偏微分方程分析 · 数学 2022-03-17 Zihao Song , Jiang Xu

In this paper we prove the existence of solutions to the viscous, non-resistive magnetohydrodynamics (MHD) equations on the whole of $\mathbb{R}^{n}$, $n=2,3$, for divergence-free initial data in certain Besov spaces, namely…

偏微分方程分析 · 数学 2015-03-06 Jean-Yves Chemin , David S. McCormick , James C. Robinson , Jose L. Rodrigo

In this paper we study the large-time behavior of classical solutions to the two-species Vlasov-Maxwell-Boltzmann system in the whole space $\R^3$. The existence of global in time nearby Maxwellian solutions is known from [34] in 2006.…

偏微分方程分析 · 数学 2016-02-22 Renjun Duan , Robert M. Strain

We consider the compressible Navier-Stokes-Poisson equations in $\mathbb{R}^d$ ($d\geq2$), a classical model for barotropic compressible flows coupled with a self-consistent electrostatic potential. We show that the electrostatic coupling…

偏微分方程分析 · 数学 2026-02-11 Ling-yun Shou , Zihao Song

We derive the large time asymptotics of initially regular and localized solutions of the Teukolsky equation on the exterior of a subextremal Kerr black hole for any half integer spin. More precisely, we obtain the leading order term…

偏微分方程分析 · 数学 2023-02-15 Pascal Millet

We are concerned with global existence of regular solutions to full compressible Navier-Stokes equations and their asymptotic behavior when the Mach number is sufficiently small. We establish global existence in critical Besov spaces for…

偏微分方程分析 · 数学 2026-03-03 Sai Li

Here we investigate global strong solutions for a class of partially dissipative hyperbolic systems in the framework of critical homogeneous Besov spaces. Our primary goal is to extend the analysis of our previous paper [10] to a functional…

偏微分方程分析 · 数学 2022-01-19 Timothée Crin-Barat , Raphaël Danchin

We consider the compressible Navier-Stokes-Korteweg system describing the dynamics of a liquid-vapor mixture with diffuse interphase. The global solutions are established under linear stability conditions in critical Besov spaces. In…

偏微分方程分析 · 数学 2019-05-22 Noboru Chikami , Takayuki Kobayashi

For general hyperbolic systems of conservation laws we show that dissipative weak solutions belonging to an appropriate Besov space $B^{\alpha,\infty}_q$ and satisfying a one-sided bound condition are unique within the class of dissipative…

偏微分方程分析 · 数学 2020-07-22 Shyam Sundar Ghoshal , Animesh Jana , Konstantinos Koumatos

In this paper, we construct a class of global large solution to the compressible Navier-Stokes equations in the whole space $\R^d$. Precisely speaking, our choice of special initial data whose $\dot{B}^{-1}_{\infty,\infty}$ norm can be…

偏微分方程分析 · 数学 2019-03-26 Jinlu Li , Yanghai Yu , Weipeng Zhu , Zhaoyang Yin

In this paper we consider the long time well-posedness of solutions to two dimensional compressible magnetohydrodynamics (MHD) boundary layer equations. When the initial data is a small perturbation of a steady solution with size of…

偏微分方程分析 · 数学 2022-08-02 Shengxin Li , Feng Xie

In this paper, we aim to investigate the optimal decay rate for the higher order spatial derivative of global solution to the full compressible Navier-Stokes (CNS) equations with potential force in $\mathbb{R}^3$. We establish the optimal…

偏微分方程分析 · 数学 2022-01-25 Jincheng Gao , Minling Li , Zheng-an Yao

In this paper, we investigate the global well-posedness and optimal time-decay of classical solutions for the 3-D full compressible Navier-Stokes system, which is given by the motion of the compressible viscous and heat-conductive gases.…

偏微分方程分析 · 数学 2025-03-20 Wenwen Huo , Chao Zhang

This paper establishes the local-in-time existence and uniqueness of solutions to the viscous, non-resistive magnetohydrodynamics (MHD) equations in $\mathbb{R}^d$, $d=2,3$, with initial data $B_0\in H^s(\mathbb{R}^d)$ and $u_0\in…

偏微分方程分析 · 数学 2016-09-21 Charles L. Fefferman , David S. McCormick , James C. Robinson , Jose L. Rodrigo

We prove the ill-posedness of the 3-D baratropic Navier-Stokes equation for the initial density and velocity belonging to the critical Besov space $(\dot{B}^{\f 3p}_{p,1}+\bar{\rho},\,\dot{B}^{\f 3p-1}_{p,1})$ for $p>6$ in the sense that a…

偏微分方程分析 · 数学 2015-12-15 Qionglei Chen , Changxing Miao , Zhifei Zhang

We study the long time behavior of regular solutions of the supercritical gSQG equations in the fully nonlinear regime. More precisely, under the assumption of small initial data in the critical Sobolev norm, we prove the existence of the…

偏微分方程分析 · 数学 2026-05-14 Anuj Kumar

In the present paper, we show an improved lower bound for the lifespan of the solutions to the ideal MHD equations in the case of space dimension $d=2$. In particular, for small initial magnetic fields $b_0$ of size (say) $\varepsilon>0$,…

偏微分方程分析 · 数学 2020-09-24 Dimitri Cobb , Francesco Fanelli