Second-order approximation of the radial part of the Laplace operator on condensing grids

DOI10.1023/A:1024443109321zbMath1033.65091MaRDI QIDQ1417356

D. S. Filippychev

Publication date: 4 January 2004

Published in: Computational Mathematics and Modeling (Search for Journal in Brave)

zbMATH Keywords

numerical examplesresolution of singularitiesLaplace operatorFibonacci gridcondensing gridsstep-doubling grid

Mathematics Subject Classification ID

Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50) Finite difference methods for boundary value problems involving PDEs (65N06)

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