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The first aim of this paper is to develop a layer potential theory in $L_2$-based weighted Sobolev spaces on Lipschitz bounded and exterior domains of ${\mathbb R}^n$, $n\geq 3$, for the anisotropic Stokes system with $L_{\infty }$…

偏微分方程分析 · 数学 2020-03-30 Mirela Kohr , Sergey E. Mikhailov , Wolfgang L. Wendland

The purpose of this paper is to obtain existence and uniqueness results in weighted Sobolev spaces for transmission problems for the non-linear Darcy-Forchheimer-Brinkman system and the linear Stokes system in two complementary Lipschitz…

偏微分方程分析 · 数学 2016-09-06 M. Kohr , M. Lanza de Cristoforis , S. E. Mikhailov , W. L. Wendland

The author proves the existence of strong solutions of the Dirichlet problem for the nonstationary Stokes system in polygonal domain. Here, the solutions are elements of weighted Sobolev spaces, where the weight function is a power of the…

偏微分方程分析 · 数学 2025-05-22 Jürgen Rossmann

In this paper we present a self-contained variational theory of the layer potentials for the Stokes problem on Lipschitz boundaries. We use these weak definitions to show how to prove the main theorems about the associated Calder\'on…

偏微分方程分析 · 数学 2013-03-19 Francisco-Javier Sayas , Virginia Selgas

In terms of layer potential methods, this paper is devoted to study the $L^2$ boundary value problems for nonhomogeneous elliptic operators with rapidly oscillating coefficients in a periodic setting. Under a low regularity assumption on…

偏微分方程分析 · 数学 2018-01-30 Qiang Xu , Peihao Zhao , Shulin Zhou

A system of boundary-domain integral equations is derived from the bidimensional Dirichlet problem for the diffusion equation with variable coefficient using the novel parametrix from [22] different from the one in [5,18]. Mapping…

偏微分方程分析 · 数学 2020-11-23 C. F. Portillo , Z. W. Woldemicheal

We study the $L^p$ Dirichlet problem for the Stokes system on Lipschitz domains. For any fixed $p>2$, we show that a reverse H\"{o}lder condition with exponent $p$ is sufficient for the solvability of the Dirichlet problem with boundary…

偏微分方程分析 · 数学 2009-05-01 Joel Kilty

We study uniqueness of Dirichlet problems of second order divergence-form elliptic systems with transversally independent coefficients on the upper half-space in absence of regularity of solutions. To this end, we develop a substitute for…

偏微分方程分析 · 数学 2021-08-18 Pascal Auscher , Moritz Egert

The authors consider the Dirichlet problem for the nonstationary Stokes system in a threedimensional cone. They obtain existence and uniqueness results for solutions in weighted Sobolev spaces and prove a regularity assertion for the…

偏微分方程分析 · 数学 2015-12-11 Vladimir Kozlov , Juergen Rossmann

The Dirichlet boundary value problem for the Stokes operator with $L^p$ data in any dimension on domains with conical singularity (not necessary a Lipschitz graph) is considered. We establish the solvability of the problem for all $p\in…

偏微分方程分析 · 数学 2010-08-02 Martin Dindoš , Vladimir Maz'ya

This paper is devoted to the well-posedness of the stationary $3$d Stokes-Coriolis system set in a half-space with rough bottom and Dirichlet data which does not decrease at space infinity. Our system is a linearized version of the Ekman…

偏微分方程分析 · 数学 2016-01-20 Anne-Laure Dalibard , Christophe Prange

A mixed boundary value problem for the Stokes system in a polyhedral domain is considered. Here different boundary conditions (in particular, Dirichlet, Neumann, free surface conditions) are prescribed on the sides of the polyhedron. The…

数学物理 · 物理学 2007-05-23 Vladimir G. Maz'ya , Juergen Rossmann

This monograph presents a comprehensive treatment of second order divergence form elliptic operators with bounded measurable t-independent coefficients in spaces of fractional smoothness, in Besov and weighted Sobolev classes. We establish…

偏微分方程分析 · 数学 2013-09-24 Ariel Barton , Svitlana Mayboroda

The paper deals with the Dirichlet problem for the nonstationary Stokes system in a cone. The authors obtain existence and uniqueness results for solutions in weighted Sobolev spaces and study the asymptotics of the solutions at infinity.

偏微分方程分析 · 数学 2018-03-06 Vladimir Kozlov , Juergen Rossmann

The autor considers an initial-boundary value problem for the nonstationary Stokes system in an angle, where Dirichlet and Neumann conditions are prescribed on the diferent sides of the angle. The major part of the paper deals with the…

偏微分方程分析 · 数学 2025-03-25 Jürgen Rossmann

We derive two systems of boundary-domain integral equations (BDIEs) equivalent to the Dirichlet problem for the compressible Stokes system using the potential method with an explicit parametrix (Levi function). The BDIEs are given in terms…

偏微分方程分析 · 数学 2021-07-08 M. A. Dagnaw , C. Fresneda-Portillo

This paper proposes and analyzes a full discretization of the exterior transient Stokes problem with Dirichlet boundary conditions. The method is based on a single layer boundary integral representation, using Galerkin semidiscretization in…

This paper complements the existing theory developed in [5] for the Dirichlet and Neumann problems for the Laplace equation, in multiply connected domains. Within the framework of layer potential methods, we study the Laplace equation under…

偏微分方程分析 · 数学 2026-02-18 Alberto Cialdea , Vita Leonessa

In this paper we use the method of layer potentials to study $L^2$ boundary value problems in a bounded Lipschitz domain $\Omega$ for a family of second order elliptic systems with rapidly oscillating periodic coefficients, arising in the…

偏微分方程分析 · 数学 2009-10-23 Carlos Kenig , Zhongwei Shen

Two formulas that connect the derivatives of the double layer potential and of a related singular integral operator evaluated at some density $\vartheta$ to the $L_2$-adjoints of these operators evaluated at the density $\vartheta'$ are…

偏微分方程分析 · 数学 2024-04-26 Anca--Voichita Matioc , Bogdan--Vasile Matioc
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