A weak Galerkin mixed finite element method for the Helmholtz equation with large wave numbers

DOI10.1002/num.22242zbMath1407.65302OpenAlexW2789686274WikidataQ115397970 ScholiaQ115397970MaRDI QIDQ4623365

Ruishu Wang, Kai Zhang, Qi Long Zhai, Xiao Shen Wang

Publication date: 15 February 2019

Published in: Numerical Methods for Partial Differential Equations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/num.22242

zbMATH Keywords

mixed finite element methodsHelmholtz equationweak Galerkin finite element methodsdiscrete weak divergence

Mathematics Subject Classification ID

Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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