Spectral Matrix Conditioning in Cylindrical and Spherical Elliptic Equations

DOI10.4208/NMTMA.2011.42S.1zbMath1249.65261OpenAlexW4230106440WikidataQ128342330 ScholiaQ128342330MaRDI QIDQ2886063

F. Auteri, Luigi Quartapelle

Publication date: 1 June 2012

Published in: Numerical Mathematics: Theory, Methods and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4208/nmtma.2011.42s.1

zbMATH Keywords

Fourier expansioncondition numberradial basis functionsspherical harmonicsJacobi polynomialsHelmholtz equationPoisson equationDirichlet boundary value problemspectral methods

Mathematics Subject Classification ID

Spectral, collocation and related methods for boundary value problems involving PDEs (65N35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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