Three-point finite-difference schemes, Padé and the spectral Galerkin method. I. One-sided impedance approximation

DOI10.1090/S0025-5718-01-01349-7zbMath0997.65117MaRDI QIDQ4529705

Vladimir Druskin, Shari Moskow

Publication date: 6 May 2002

Published in: Mathematics of Computation (Search for Journal in Brave)

zbMATH Keywords

pseudospectral methodnumerical examplesPadé approximationgrid generationsecond-order schemerational approximationsimpedanceGalerkin-Petrov methodexponential super-convergencethree-point finite-difference schemes

Mathematics Subject Classification ID

Spectral, collocation and related methods for boundary value problems involving PDEs (65N35) Boundary value problems for second-order elliptic equations (35J25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Finite difference methods for boundary value problems involving PDEs (65N06)

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