High-frequency analysis of the efficiency of a local approximate DtN2 boundary condition for prolate spheroidal-shaped boundaries

DOI10.1016/j.wavemoti.2010.04.004zbMath1231.76258OpenAlexW2082424429MaRDI QIDQ661835

Rabia Djellouli, Hélène Barucq, A.-G. Saint-Guirons

Publication date: 11 February 2012

Published in: Wave Motion (Search for Journal in Brave)

Full work available at URL: http://hdl.handle.net/20.500.11824/634

zbMATH Keywords

absorbing boundary conditionselliptic coordinatesacoustic scattering problemsdtn operatorprolate spheroidal-shaped boundaries

Mathematics Subject Classification ID

Scattering theory for PDEs (35P25) Hydro- and aero-acoustics (76Q05) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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