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In this paper, for a family of second-order parabolic system or equation with rapidly oscillating and time-dependent periodic coefficients over rough boundaries, we obtain the large-scale boundary estimates, by a quantitative approach. The…

偏微分方程分析 · 数学 2024-11-14 Pengxiu Yu , Yiping Zhang

In this paper, we propose quasilinearization methods that convert nonlocal fully-nonlinear parabolic systems into the nonlocal quasilinear parabolic systems. The nonlocal parabolic systems serve as important mathematical tools for modelling…

偏微分方程分析 · 数学 2022-01-05 Qian Lei , Chi Seng Pun

This paper shows nonlinear stability of homogeneous states in second-order hyperbolic systems of partial differential equations that model the dynamics of dissipative relativistic fluids, by checking a dissipativity criterion formulated…

偏微分方程分析 · 数学 2025-04-25 Heinrich Freistuhler , Matthias Sroczinski

We prove explicit estimates for the error in random homogenization of degenerate, second-order Hamilton-Jacobi equations, assuming the coefficients satisfy a finite range of dependence. In particular, we obtain an algebraic rate of…

偏微分方程分析 · 数学 2013-12-31 Scott N. Armstrong , Pierre Cardaliaguet

This paper is concerned with quantitative homogenization of second-order parabolic systems with periodic coefficients varying rapidly in space and time, in different scales. We obtain large-scale interior and boundary Lipschitz estimates as…

偏微分方程分析 · 数学 2020-01-08 Jun Geng , Zhongwei Shen

We consider the homogenization of monotone systems of viscous Hamilton-Jacobi equations with convex nonlinearities set in the stationary, ergodic setting. The primary focus of this paper is on collapsing systems which, as the microscopic…

偏微分方程分析 · 数学 2012-05-09 Benjamin J. Fehrman

We obtain estimates on the continuous dependence on the coefficient for second order non-linear degenerate Neumann type boundary value problems. Our results extend previous work of Cockburn et.al., Jakobsen-Karlsen, and Gripenberg to…

偏微分方程分析 · 数学 2008-07-11 Espen Jakobsen , Christine Georgelin

This paper deals with the problem of boundary stabilization of first-order n\times n inhomogeneous quasilinear hyperbolic systems. A backstepping method is developed. The main result supplements the previous works on how to design…

最优化与控制 · 数学 2015-12-14 Long Hu , Rafael Vazquez , Florent Di Meglio , Miroslav Krstic

This paper provides a dynamical frame to study non-autonomous parabolic partial differential equations with finite delay. Assuming monotonicity of the linearized semiflow, conditions for the existence of a continuous separation of type II…

动力系统 · 数学 2018-08-14 Rafael Obaya , Ana M. Sanz

In this article, we are concerned with a multidimensional degenerate parabolic-hyperbolic equation driven by Levy processes. Using bounded variation (BV) estimates for vanishing viscosity approximations, we derive an explicit continuous…

偏微分方程分析 · 数学 2016-04-28 Ujjwal Koley , Ananta K. Majee , Guy Vallet

We study the homogenization property of systems of quasi-linear PDEs of parabolic type with periodic coefficients, highly oscillating drift and highly oscillating nonlinear term. To this end, we propose a probabilistic approach based on the…

概率论 · 数学 2007-05-23 Francois Delarue

In this article, we consider fully nonlinear, possibly degenerate, parabolic equations associated with Ventcell boundary conditions in bounded or unbounded, smooth domains. We first analyze the exact form of such boundary conditions in…

偏微分方程分析 · 数学 2025-11-19 Guy Barles , Emmanuel Chasseigne

In a Lipschitz cylinder, this paper is devoted to establish an almost sharp error estimate $O(\varepsilon\log_2(1/\varepsilon))$ in $L^2$-norm for parabolic systems of elasticity with initial-Dirichlet conditions, arising in the…

偏微分方程分析 · 数学 2017-05-11 Qiang Xu , Shulin Zhou

We present a local almost everywhere regularity result for a general nonlinear non-diagonal parabolic system, which main part depends on symmetric part of the gradient.

偏微分方程分析 · 数学 2014-10-13 Jan Burczak

For a family of second-order parabolic systems with rapidly oscillating and time-dependent periodic coefficients, we investigate the asymptotic behavior of fundamental solutions and establish sharp estimates for the remainders.

偏微分方程分析 · 数学 2017-11-30 Jun Geng , Zhongwei Shen

H\"older estimates for second derivatives are proved for solutions of fully nonlinear parabolic equations in two space variables. Related techniques extend the regularity theory for fully nonlinear parabolic equations in higher dimensions.

偏微分方程分析 · 数学 2007-05-23 Ben Andrews

We consider the finite-time stabilization of homogeneous quasilinear hyperbolic systems with one side controls and with nonlinear boundary condition at the other side. We present time-independent feedbacks leading to the finite-time…

最优化与控制 · 数学 2020-05-28 Jean-Michel Coron , Hoai-Minh Nguyen

This note considers fairly general quasi-homogeneous systems of first-order nonlinear ODEs and homogeneous systems of second-order nonlinear ODEs that contain arbitrary functions of several arguments. It presents several exact solutions to…

可精确求解与可积系统 · 物理学 2021-07-23 Andrei D. Polyanin , Alexei I. Zhurov

We consider a family of second-order parabolic operators $\partial_t+\mathcal{L}_\varepsilon$ in divergence form with rapidly oscillating, time-dependent and almost-periodic coefficients. We establish uniform interior and boundary H\"older…

偏微分方程分析 · 数学 2024-11-14 Jun Geng , Bojing Shi

This work is devoted to the strong unique continuation problem for second order parabolic equations with nonsmooth coefficients. Introduction and bibliography have been revised.

偏微分方程分析 · 数学 2008-01-10 Herbert Koch , Daniel Tataru
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