Discrete least-squares global approximations to solutions of partial differential equations

DOI10.1002/num.1690070308zbMath0735.65083OpenAlexW2002761241MaRDI QIDQ3978217

Ue-Li Pen

Publication date: 25 June 1992

Published in: Numerical Methods for Partial Differential Equations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/num.1690070308

zbMATH Keywords

convergencecomparison of methodsfinite elementserror boundsexponential convergencespectral methodsleast-square methodsweighted residuals methodglobal polynomial solutions

Mathematics Subject Classification ID

Spectral, collocation and related methods for boundary value problems involving PDEs (65N35) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

Related Items (2)

Controlling inventory when prices fluctuate randomly ⋮ Discrete weighted least-squares method for the Poisson and biharmonic problems on domains with smooth boundary

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