Second-order parameter-uniform finite difference scheme for singularly perturbed parabolic problem with a boundary turning point

DOI10.1080/10236198.2021.1887157zbMath1476.65176OpenAlexW3130169501MaRDI QIDQ4991844

Vikas Gupta, Sanjay Ku Sahoo

Publication date: 4 June 2021

Published in: Journal of Difference Equations and Applications (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/10236198.2021.1887157

zbMATH Keywords

uniform convergencesingularly perturbed problemShishkin meshRichardson extrapolationboundary turning pointfinite difference numerical scheme

Mathematics Subject Classification ID

Singular perturbations in context of PDEs (35B25) Finite difference methods for initial value and initial-boundary value problems involving PDEs (65M06) Stability and convergence of numerical methods for initial value and initial-boundary value problems involving PDEs (65M12) A priori estimates in context of PDEs (35B45) Extrapolation to the limit, deferred corrections (65B05) Finite difference methods for boundary value problems involving PDEs (65N06) Singular parabolic equations (35K67)

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