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In this paper, we study the Cauchy problem of the compressible Euler system with strongly singular velocity alignment. We prove the existence and uniqueness of global solutions in critical Besov spaces to the considered system with small…

Analysis of PDEs · Mathematics 2022-07-07 Xiang Bai , Qianyun Miao , Changhui Tan , Liutang Xue

This paper is devoted to the study of the Cauchy problem of incompressible magneto-hydrodynamics system in framework of Besov spaces. In the case of spatial dimension $n\ge 3$ we establish the global well-posedness of the Cauchy problem of…

Analysis of PDEs · Mathematics 2008-12-09 Changxing Miao , Baoquan Yuan

We are concerned with the study of the Cauchy problem to the 3D compressible Hall-magnetohydrodynamic system. We first establish the unique global solvability of strong solutions to the system when the initial data are close to a stable…

Analysis of PDEs · Mathematics 2018-06-08 Fuyi Xu , Meiling Chi , Lishan Liu , Yonghong Wu

In this paper, we address the 3D incompressible Hall-magnetohydrodynamic system (Hall-MHD). Our objective is to provide local and global well-posedness results for initial velocity $u_{0}$, magnetic field $B_{0}$ and the current…

Analysis of PDEs · Mathematics 2024-10-29 Lucas C. F. Ferreira , Rafael P. da Silva

We study the initial-boundary value problem for 1D compressible MHD equations of viscous non-resistive fluids in the Lagrangian mass coordinates. Based on the estimates of upper and lower bounds of the density, weak solutions are…

Analysis of PDEs · Mathematics 2019-07-02 Yang Li , Yongzhong Sun

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…

Analysis of PDEs · Mathematics 2015-03-06 Jean-Yves Chemin , David S. McCormick , James C. Robinson , Jose L. Rodrigo

In the paper, we consider the Cauchy problem of the non-resistive MHD equations in homogeneous Besov spaces. We prove the local existence and uniqueness of the solution to the non-resistive MHD equations by using the iterative scheme and…

Analysis of PDEs · Mathematics 2017-09-12 Jinlu Li , Wenke Tan , Zhaoyang Yin

This work is devoted to the well-posedness issue for the low-Mach number limit system obtained from the full compressible Navier-Stokes system, in the whole space. In the case where the initial temperature (or density) is close to a…

Analysis of PDEs · Mathematics 2012-02-02 Raphaël Danchin , Xian Liao

In this paper, we are concerned with the convergence rates of the global strong solution to constant equilibrium state for the compressible viscoelastic fluids in the whole space. We combine both analysis about Green's matrix method and…

Analysis of PDEs · Mathematics 2015-02-24 Junxiong Jia , Jigen Peng

This paper investigates the non-resistive compressible magnetohydrodynamic (MHD) equations in $\mathbb{R}^2$. We establish the global existence and stability of classical solutions for initial data sufficiently close to a constant…

Analysis of PDEs · Mathematics 2026-05-22 Yi Zhu

In this paper, we mainly investigate the Cauchy problem of the non-resistive MHD equation. We first establish the local existence in the homogeneous Besov space $\dot{B}^{\frac{d}{p}-1}_{p,1}\times \dot{B}^{\frac{d}{p}}_{p,1}$ with…

Analysis of PDEs · Mathematics 2020-12-08 Weikui Ye , Wei Luo , Zhaoyang Yin

In this paper, we mainly investigate the Cauchy problem of the non-viscous MHD equations with magnetic diffusion. We first establish the local well-posedness (existence,~uniqueness and continuous dependence) with initial data $(u_0,b_0)$ in…

Analysis of PDEs · Mathematics 2021-06-21 Weikui Ye , Zhaoyang Yin

We establish the global existence of weak solutions of the isentropic compressible magnetohydrodynamic equations with ripped density in the whole plane provided the bulk viscosity coefficient is properly large. Moreover, we show that such…

Analysis of PDEs · Mathematics 2025-10-31 Shuai Wang , Guochun Wu , Xin Zhong

In this paper, we consider the three-dimensional full compressible viscous non-resistive MHD system. Global well-posedness is proved for an initial-boundary value problem around a strong background magnetic field. It is also shown that the…

Analysis of PDEs · Mathematics 2022-03-09 Yang Li

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…

Analysis of PDEs · Mathematics 2013-11-26 Jiahong Wu , Yifei Wu , Xiaojing Xu

This paper is dedicated to the study of viscous compressible barotropic fluids in dimension $N\geq2$. We address the question of well-posedness for {\it large} data having critical Besov regularity. Our result improve the analysis of R.…

Analysis of PDEs · Mathematics 2009-04-09 Boris Haspot

In this paper, we study a system of PDEs describing the motion of two compressible viscous fluids occupying the whole space $\mathbb R^d\;(d\in \{2,3\}$). The two phases of the mixture are separated by a $\mathscr{C}^{1+\alpha}$-regular…

Analysis of PDEs · Mathematics 2025-05-20 Sagbo Marcel Zodji

We identify the wave maps type nonlinearities of incompressible Hookean elastodynamics equations in Lagerangian coordinates, and iterate them in the adapted $U^2$-type spaces to prove the small data global well-posedness in the critical…

Analysis of PDEs · Mathematics 2024-09-23 Zexian Zhang , Yi Zhou

In this paper, we consider the Cauchy problem of the multi-dimensional compressible Navier-Stokes-Euler system for two-phase flow motion, which consists of the isentropic compressible Navier-Stokes equations and the isothermal compressible…

Analysis of PDEs · Mathematics 2024-08-09 Hai-Liang Li , Ling-Yun Shou

We consider the Cauchy problem to the 3D barotropic compressible Navier-Stokes equation. We prove global well-posedness, assuming that the initial data $(\rho_0-1,u_0)$ has small norms in the critical Besov space…

Analysis of PDEs · Mathematics 2025-09-23 Zihua Guo , Zihao Song , Minghua Yang