High-order numerical solution of the Helmholtz equation for domains with reentrant corners
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Publication:2359652
DOI10.1016/j.apnum.2017.02.013zbMath1367.65155OpenAlexW2592250579WikidataQ57425304 ScholiaQ57425304MaRDI QIDQ2359652
Publication date: 22 June 2017
Published in: Applied Numerical Mathematics (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1016/j.apnum.2017.02.013
regularizationnumerical experimentssingularity subtractioncompact differencingHelmholtz equationregularization algorithmcurvilinear boundariesreentrant cornersmethod of difference potentialsasymptotic expansion near singularity
Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Numerical methods for ill-posed problems for boundary value problems involving PDEs (65N20)
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