Error analysis for a spectral element method for solving two-parameter singularly perturbed diffusion equation

DOI10.1142/s0219691323500649zbMath1543.65122MaRDI QIDQ6591697

S. Raja Balachandar, S. P. Raja, S. G. Venkatesh, Hamed Houri Jafari

Publication date: 22 August 2024

Published in: International Journal of Wavelets, Multiresolution and Information Processing (Search for Journal in Brave)

zbMATH Keywords

singular perturbationorthogonal polynomials\textit{a posteriori} error estimatespectral approximation technique

Mathematics Subject Classification ID

Singular perturbations of ordinary differential equations (34D15) Finite element, Rayleigh-Ritz, Galerkin and collocation methods for ordinary differential equations (65L60) Error bounds for numerical methods for ordinary differential equations (65L70) Linear boundary value problems for ordinary differential equations (34B05) Numerical solution of singularly perturbed problems involving ordinary differential equations (65L11)

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