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相关论文: Analysis of Segregated Boundary-Domain Integral Eq…

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Segregated direct boundary-domain integral equations (BDIEs) based on a parametrix and associated with the Dirichlet and Neumann boundary value problems for the linear stationary diffusion partial differential equation with a variable…

偏微分方程分析 · 数学 2017-08-22 Sergey E. Mikhailov

A mixed boundary value problem for the partial differential equation of diffusion in an inhomogeneous medium in a Lipschitz domain is reduced to a system of direct segregated parametrix-based Boundary-Domain Integral Equations (BDIEs). We…

偏微分方程分析 · 数学 2020-11-23 S. E. Mikhailov , C. F. Portillo

The interior Dirichlet boundary value problem for the diffusion equation in non-homogeneous media is reduced to a system of Boundary-Domain Integral Equations (BDIEs) employing the parametrix obtained in (Fresneda-Portillo, 2019) different…

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

The mixed boundary value problem for a compressible Stokes system of partial differential equations in a bounded domain is reduced to two different systems of segregated direct Boundary Integral Equations (BDIEs) expressed in terms of…

偏微分方程分析 · 数学 2020-11-23 S. E. Mikhailov , C. F. Portillo

A mixed boundary value problem for the diffusion equation in non-homogeneous media partial differential equation is reduced to a system of direct segregated parametrix-based Boundary-Domain Integral Equations (BDIEs). We use a parametrix…

偏微分方程分析 · 数学 2020-11-23 Carlos Fresneda-Portillo , Sergey E. Mikhailov

A system of segregated boundary-domain integral equations (BDIEs) is obtained from the Dirichlet problem for the diffusion equation in non-homogeneous media defined on an exterior two-dimensional domain. We use a parametrix different from…

偏微分方程分析 · 数学 2020-11-23 Carlos Fresneda-Portillo , Zenebe W. Woldemicheal

A system of Boundary-Domain Integral Equations is derived from the mixed (Dirichlet-Neumann) boundary value problem for the diffusion equation in inhomogeneous media defined on an unbounded domain. Boundary-domain integral equations are…

偏微分方程分析 · 数学 2020-11-23 C. Fresneda-Portillo

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

The paper deals with the three-dimensional Dirichlet boundary value problem (BVP) for a second order strongly elliptic self-adjoint system of partial differential equations in the divergence form with variable coefficients and develops the…

偏微分方程分析 · 数学 2018-07-31 O. Chkadua , S. E. Mikhailov , D. Natroshvili

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

In the present work, we establish space Bounded Variation $(BV)$ regularity of the solution for a non-linear parabolic partial differential equations involving a linear drift term. We study the problem in a bounded domain with mixed…

偏微分方程分析 · 数学 2026-01-08 El Mahdi Erraji , Noureddine Igbida , Fahd Karami , Driss Meskine

The purpose of the present research is to investigate model mixed boundary value problems for the Helmholtz equation in a planar angular domain $\Omega_\alpha\subset\mathbb{R}^2$ of magnitude $\alpha$. The BVP is considered in a…

数学物理 · 物理学 2016-05-31 Roland Duduchava , Medea Tsaava

The purpose of this paper is to study the mixed Dirichlet-Neumann boundary value problem for the semilinear Darcy-Forchheimer-Brinkman system in $L_p$-based Besov spaces on a bounded Lipschitz domain in ${\mathbb R}^3$, with $p$ in a…

偏微分方程分析 · 数学 2018-07-31 R. Gutt , M. Kohr , S. E. Mikhailov , W. L. Wendland

Helmholtz decompositions of elastic fields is a common approach for the solution of Navier scattering problems. Used in the context of Boundary Integral Equations (BIE), this approach affords solutions of Navier problems via the simpler…

数值分析 · 数学 2024-09-18 Victor Dominguez , Catalin Turc

In this paper we study parabolic stochastic partial differential equations defined on arbitrary bounded domain $\cO \subset \bR^d$ allowing Hardy inequality: $$ \int_{\cO}|\rho^{-1}g|^2\,dx\leq C\int_{\cO}|g_x|^2 dx, \quad \forall g\in…

概率论 · 数学 2011-09-23 Kyeong-Hun Kim

This paper presents existence and uniqueness results for reflected backward doubly stochastic differential equations (in short RBDDSEs) in a convex domain D. Moreover, using a stochastic flow approach a probabilistic interpretation for a…

概率论 · 数学 2016-10-11 Matoussi Anis , Sabbagh Wissal , Tusheng Zhang

In this paper, we study backward doubly stochastic differential equations driven by Brownian motions and Poisson process (BDSDEP in short) with non-Lipschitz coefficients on random time interval. The probabilistic interpretation for the…

概率论 · 数学 2010-05-17 Qingfeng Zhu , Yufeng Shi

Evolution PDEs for dispersive waves are considered in both linear and nonlinear integrable cases, and initial-boundary value problems associated with them are formulated in spectral space. A method of solution is presented, which is based…

可精确求解与可积系统 · 物理学 2007-05-23 A. Degasperis , S. V. Manakov , P. M. Santini

We propose a predictor-corrector adaptive method for the simulation of hyperbolic partial differential equations (PDEs) on networks under general uncertainty in parameters, initial conditions, or boundary conditions. The approach is based…

数值分析 · 数学 2024-03-26 Jake J. Harmon , Svetlana Tokareva , Anatoly Zlotnik

Our objective is to stabilise and accelerate the time-domain boundary element method (TDBEM) for the three-dimensional wave equation. To overcome the potential time instability, we considered using the Burton--Miller-type boundary integral…

数值分析 · 数学 2022-01-05 Toru Takahashi , Masaki Tanigawa , Naoya Miyazawa
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