activity
20212025
collaborators

5 papers

math.AP2025

Transmission problems and domain decompositions for non-autonomous parabolic equations on evolving domains

Amal Alphonse, Ana Djurdjevac, Emil Engström +1

Parabolic equations on evolving domains model a multitude of applications including various industrial processes such as the molding of heated materials. Such equations are numeric…

math.NA2024

Convergence of the Dirichlet-Neumann method for semilinear elliptic equations

Emil Engström

The Dirichlet-Neumann method is a common domain decomposition method for nonoverlapping domain decomposition and the method has been studied extensively for linear elliptic equatio…

math.NA2024

An abstract approach to the Robin-Robin method

Emil Engström, Eskil Hansen

Recently, their has been development of an abstract approach to the Robin--Robin method, enabling the treatment of linear and nonlinear elliptic and parabolic equations on Lipschit…

math.NA2022

Time-dependent Steklov--Poincaré operators and space-time Robin--Robin decomposition for the heat equation

Emil Engström, Eskil Hansen

Domain decomposition methods are a set of widely used tools for parallelization of partial differential equation solvers. Convergence is well studied for elliptic equations, but in…

math.NA2021

Convergence Analysis of the Nonoverlapping Robin-Robin Method for Nonlinear Elliptic Equations

Emil Engström, Eskil Hansen

We prove convergence for the nonoverlapping Robin-Robin method applied to nonlinear elliptic equations with a -structure, including degenerate diffusion equations governed by th…