A sparse mesh for compact finite difference-Fourier solvers with radius-dependent spectral resolution in circular domains

DOI10.1016/j.camwa.2014.01.020zbMath1350.65090OpenAlexW2152317674MaRDI QIDQ316635

A. J. Torregrosa, J. P. G. Galache, Antonio J. Gil, Sergio Hoyas

Publication date: 27 September 2016

Published in: Computers \& Mathematics with Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.camwa.2014.01.020

zbMATH Keywords

algorithmelliptic equationsparabolic equationsCFL conditioncylindrical domainscompact finite differencesradial mesh

Mathematics Subject Classification ID

Boundary value problems for second-order elliptic equations (35J25) Initial-boundary value problems for second-order parabolic equations (35K20) Finite difference methods for initial value and initial-boundary value problems involving PDEs (65M06) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50) Finite difference methods for boundary value problems involving PDEs (65N06) Mesh generation, refinement, and adaptive methods for the numerical solution of initial value and initial-boundary value problems involving PDEs (65M50)

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