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We consider the Cauchy problem for a class of nonlinear degenerate parabolic equa- tion with forcing. By using the vanishing viscosity method we obtain generalized solutions. We prove some regularity results about this generalized…

偏微分方程分析 · 数学 2014-12-02 Eric Hernandez Sastoque , Juan C. Juajibioy , Christian Klingenberg , Leonardo RendÓn

In this paper, the finite time blow-up of smooth solutions to the Cauchy problem for full Euler-Poisson equations and isentropic Euler-Poisson equations with repulsive forces or attractive forces in high dimensions $(n\geq3)$ is proved for…

偏微分方程分析 · 数学 2013-10-29 Yuexun Wang

We construct a global conservative weak solution to the Cauchy problem for the non-linear variational wave equation $v_{tt} - c(v)(c(v)v_x)_x + \frac{1}{2}(v+v^3)= 0$ where $c(\cdot)$ is any smooth function with uniformly positive bounded…

偏微分方程分析 · 数学 2018-10-11 Linjun Huang

In this paper, we are interested in analyzing the asymptotic profiles of solutions to the Cauchy problem for linear structurally damped $\sigma$-evolution equations in $L^2$-sense. Depending on the parameters $\sigma$ and $\delta$ we would…

偏微分方程分析 · 数学 2019-08-23 Tuan Anh Dao

In this paper we deal with the initial value problem related to a family of dispersive inhomogeneous evolution equations Pu=f with variable coefficients belonging to the class of p-evolution equations, $p\geq 2$. We study the smoothing…

偏微分方程分析 · 数学 2025-09-22 Alexandre Arias Junior , Alessia Ascanelli , Marco Cappiello

We prove the existence of both local and global smooth solutions to the Cauchy problem in the whole space and the periodic problem in the n-dimensional torus for the incompressible viscoelastic system of Oldroyd-B type in the case of near…

偏微分方程分析 · 数学 2009-11-13 Zhen Lei , Chun Liu , Yi Zhou

We establish the global existence and uniqueness of classical solutions to the Cauchy problem for the isentropic compressible Navier-Stokes equations in three spatial dimensions with smooth initial data which are of small energy but…

数学物理 · 物理学 2015-03-17 Xiangdi Huang , Jing Li , Zhouping Xin

This paper concerns the Cauchy problem of the barotropic compressible Navier-Stokes equations on the whole two-dimensional space with vacuum as far field density. In particular, the initial density can have compact support. When the shear…

偏微分方程分析 · 数学 2013-06-21 Jing Li , Zhilei Liang

The dynamics for a thin, closed loop inextensible Euler's elastica moving in three dimensions are considered. The equations of motion for the elastica include a wave equation involving fourth order spatial derivatives and a second order…

偏微分方程分析 · 数学 2007-05-23 Almut Burchard , Lawrence E. Thomas

This paper studies the Cauchy problem for three-dimensional viscous, compressible, and heat conducting magnetohydrodynamic equations with vacuum as far field density. We prove the global existence and uniqueness of strong solutions provided…

偏微分方程分析 · 数学 2021-05-04 Yang Liu , Xin Zhong

Our interest itself of this paper is strongly inspired from an open problem in the paper [1] published by D'Abbicco. In this article, we would like to study the Cauchy problem for a weakly coupled system of semi-linear structurally damped…

偏微分方程分析 · 数学 2019-11-12 Tuan Anh Dao

We study the scattering problem for the nonlinear wave equation with potential. In the absence of the potential, one has sharp existence results for the Cauchy problem with small initial data; those require the data to decay at a rate…

偏微分方程分析 · 数学 2007-05-23 Paschalis Karageorgis

We study the three-dimensional Cauchy problem for a non-isothermal compressible nematic liquid crystal system with far-field vacuum. By deriving refined energy estimates and exploiting the coupled structure of the equations, we establish…

偏微分方程分析 · 数学 2025-12-30 Lin Xu , Xin Zhong

We consider the Cauchy problem for plate equations with rotational inertia and frictional damping terms. We will derive asymptotic profiles of the solution in L^2-sense as time goes to infinity in the case when the initial data have high…

偏微分方程分析 · 数学 2019-05-13 Tomonori Fukushima , Ryo Ikehata , Hironori Michihisa

We study two initial value problems of the linear diffusion equation and a nonlinear diffusion equation, when Cauchy data are bounded and oscillate mildly. The latter nonlinear heat equation is the equation of the curvature flow, when the…

偏微分方程分析 · 数学 2012-03-21 Hiroki Yagisita

We consider the Cauchy problem for the nonlinear Schroedinger eqiation with initial data close to a sum of N decoupled solitons. Under some suitable assumptions on the spectral structure of the one soliton linearizations we prove that for…

数学物理 · 物理学 2007-05-23 G. Perelman

We consider the classical Cauchy problem for a system of equations describing 3D arbitrary electrostatic oscillations of the cold plasma and introduce an iteration procedure that allows estimating the blow-up time from below. This procedure…

偏微分方程分析 · 数学 2023-03-29 Olga Rozanova

We are studying possible interaction of damping coefficients in the subprincipal part of the linear 3D wave equation and their impact on the critical exponent of the corresponding nonlinear Cauchy problem with small initial data. The main…

偏微分方程分析 · 数学 2018-10-16 Vladimir Georgiev , Hideo Kubo , Kyouhei Wakasa

We are considering the asimptotic behavior as $t\to\infty$ of solutions of the Cauchy problem for parabolic second order equations with time periodic coefficients. The problem is reduced to considering degenerate time-homogeneous diffusion…

偏微分方程分析 · 数学 2021-07-13 R. Z. Khasminskii , N. V. Krylov

We study well-posedness for fluid-structure interaction driven by stochastic forcing. This is of particular interest in real-life applications where forcing and/or data have a strong stochastic component. The prototype model studied here is…

偏微分方程分析 · 数学 2021-04-27 Jeffrey Kuan , Suncica Canic