The finite element method with non-uniform mesh sizes applied to the exterior Helmholtz problem

DOI10.1007/BF01395809zbMath0445.65102OpenAlexW2050191757MaRDI QIDQ1145489

Charles I. Goldstein

Publication date: 1981

Published in: Numerische Mathematik (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/132749

zbMATH Keywords

finite element methodunbounded domainsoptimal error estimatesradiation boundary conditionexterior Helmholtz problemnon-uniform mesh sizes

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) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Antennas, waveguides in optics and electromagnetic theory (78A50)

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