A phase-based interior penalty discontinuous Galerkin method for the Helmholtz equation with spatially varying wavenumber

DOI10.1016/j.cma.2017.01.032zbMath1439.65183OpenAlexW2586290937MaRDI QIDQ2309098

Chi-Wang Shu, Chi Yeung Lam

Publication date: 6 April 2020

Published in: Computer Methods in Applied Mechanics and Engineering (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.cma.2017.01.032

zbMATH Keywords

discontinuous Galerkin methodhybrid methodsHelmoltz equationvariable wavenumber

Mathematics Subject Classification ID

Error bounds for boundary value problems involving PDEs (65N15) 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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