English
Related papers

Related papers: A decomposition-homogenization method for Robin bo…

200 papers

In this paper, the existence of smooth positive solutions to a Robin boundary-value problem with non-homogeneous differential operator and reaction given by a nonlinear convection term plus a singular one is established. Proofs chiefly…

Analysis of PDEs · Mathematics 2019-09-24 Umberto Guarnotta , Salvatore A. Marano , Dumitru Motreanu

This paper focuses on the theoretical study of degenerate parabolic sand transport equations in a non periodic domain with Robin boundary condition. We give existence and uniqueness results for the models which is also homogenized. Finally…

Numerical Analysis · Mathematics 2023-06-27 B. K. Thiam , M. A. M. T. Baldé , I. Faye , D. Seck

We consider the Robin problem for a uniformly elliptic divergence operator with measure data on the right-hand side of the equation and an absorption term on the boundary involving blowing up terms. We prove the existence of a positive…

Analysis of PDEs · Mathematics 2025-07-11 Andrzej Rozkosz

We study a Robin boundary problem for degenerate parabolic equation. We suggest a notion of entropy solution and propose a result of existence and uniqueness. Numerical simulations illustrate some aspects of solution behaviour.…

Analysis of PDEs · Mathematics 2014-03-11 Mohamed Karimou Gazibo

We analyze strict positivity at the boundary for nonnegative solutions of Robin problems in general (non-smooth) domains, e.g. open sets with rectifiable topological boundaries having finite Hausdorff measure. This question was raised by…

Analysis of PDEs · Mathematics 2022-06-22 Dorin Bucur , Alessandro Giacomini , Mickaël Nahon

This paper studies a non-singular coupling scheme for solving the acoustic and elastic wave scattering problems and its extension to the problems of Laplace and Lam\'e equations and the problem with a compactly supported inhomogeneity is…

Numerical Analysis · Mathematics 2023-12-27 Xiaojuan Liu , Maojun Li , Tao Yin

In \cite{CJ1} M. Jaoua et al. studied the linear approximation of Robin problem on $\Omega$ an open bounded domain of $\R^d$, and they given some important results. In this paper, we study a nonlinear approximation of an elliptic problem…

Analysis of PDEs · Mathematics 2024-09-26 Jamel Benameur , Chokri Elhechmi

A Robin boundary-value problem with non-homogeneous differential operator, indefinite potential, and reaction defined only near zero is investigated. The existence of one or more nodal solutions is achieved by using truncation,…

Analysis of PDEs · Mathematics 2018-08-24 U. Guarnotta , S. A. Marano , N. S. Papageorgiou

We deal with a boundary detection problem arising in nondestructive testing of materials. The problem consists in recovering an unknown portion of the boundary, where a Robin condition is satisfied, with the use of a Cauchy data pair…

Numerical Analysis · Mathematics 2013-05-07 Hui Cao , Sergei V. Pereverzev , Eva Sincich

Using a capacity approach, and the theory of measure's perturbation of Dirichlet forms, we give the probabilistic representation of the General Robin boundary value problems on an arbitrary domain $\Omega$, involving smooth measures, which…

Probability · Mathematics 2013-03-26 Khalid Akhlil

This work focuses on the development and analysis of a partitioned numerical method for moving domain, fluid-structure interaction problems. We model the fluid using incompressible Navier-Stokes equations, and the structure using linear…

Numerical Analysis · Mathematics 2020-07-03 Anyastassia Seboldt , Martina Bukač

In this paper we propose on continuous level several domain decomposition methods to solve unilateral and ideal multibody contact problems of nonlinear elasticity. We also present theorems about convergence of these methods.

Numerical Analysis · Mathematics 2012-09-07 Ihor I. Prokopyshyn , Ivan I. Dyyak , Rostyslav M. Martynyak , Ivan A. Prokopyshyn

The inverse Robin problem covers the determination of the Robin parameter in an elliptic partial differential equation posed on a domain $\Omega$. Given the solution of the Robin problem on a subdomain $\omega \subset \Omega$ together with…

Numerical Analysis · Mathematics 2025-09-23 Erik Burman , Marvin Knöller , Lauri Oksanen

In this paper, we establish a new result for the Laplace problem with exponential Robin boundary conditions posed on the unit disk in $\R^2$. More precisely, we prove the existence and uniqueness of a solution under suitable smallness…

Analysis of PDEs · Mathematics 2026-03-03 Jamel Benameur , Chokri Elhechmi , Gmar Benhenda

Two opposite constant-sign solutions to a non-variational p-Laplacian system with Robin boundary conditions are obtained via sub-super-solution techniques. A third nontrivial one comes out by means of topological degree arguments.

Analysis of PDEs · Mathematics 2022-07-14 Umberto Guarnotta , Salvatore A. Marano , Abdelkrim Moussaoui

The existence of three smooth solutions, one negative, one positive, and one nodal, to a homogeneous Robin problem with $p$-Laplacian and Carath\'eodory reaction is established. No sub-critical growth condition is taken on. Proofs exploit…

Analysis of PDEs · Mathematics 2015-01-05 Salvatore A. Marano , Nikolaos S. Papageorgiou

We introduce a novel numerical method, named the Robin Hood method, of solving electrostatic problems. The approach of the method is closest to the boundary element methods, although significant conceptual differences exist with respect to…

Computational Physics · Physics 2007-05-23 Predrag Lazic , Hrvoje Stefancic , Hrvoje Abraham

In this paper, we develop a new two-side Robin-Robin domain decomposition method for H(div)-elliptic problem. Numerical results show that the convergence rate of the new algorithm only depends on $H/h$, where $H$ is diameter of subdomains…

Numerical Analysis · Mathematics 2025-06-17 Na Xuyang

In this paper we investigate the Bayesian approach to inverse Robin problems. These are problems for certain elliptic boundary value problems of determining a Robin coefficient on a hidden part of the boundary from Cauchy data on the…

Statistics Theory · Mathematics 2023-11-30 Aksel Kaastrup Rasmussen , Fanny Seizilles , Mark Girolami , Ieva Kazlauskaite

We study a nonlinear, nonhomogeneous elliptic equation with an asymmetric reaction term depending on a positive parameter, coupled with Robin boundary conditions. Under appropriate hypotheses on both the leading differential operator and…

Analysis of PDEs · Mathematics 2017-10-20 Antonio Iannizzotto , Monica Marras , Nikolaos S. Papageorgiou
‹ Prev 1 2 3 10 Next ›