BPS preconditioners for a weak Galerkin finite element method for 2D diffusion problems with strongly discontinuous coefficients

DOI10.1016/j.camwa.2018.05.011zbMath1428.65089OpenAlexW2809100432WikidataQ129650848 ScholiaQ129650848MaRDI QIDQ2334883

Xiaoping Xie, Binjie Li, Shiquan Zhang

Publication date: 8 November 2019

Published in: Computers \& Mathematics with Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.camwa.2018.05.011

zbMATH Keywords

diffusion equationweak Galerkin finite element methodBPS preconditionerstrongly discontinuous coefficient

Mathematics Subject Classification ID

Error bounds for boundary value problems involving PDEs (65N15) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Iterative numerical methods for linear systems (65F10) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22) Preconditioners for iterative methods (65F08)

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