Enhancing the accuracy and efficiency of two uniformly convergent numerical solvers for singularly perturbed parabolic convection-diffusion-reaction problems with two small parameters

DOI10.1515/DEMA-2023-0144MaRDI QIDQ6493884

Mohammad A. Izadi, Khursheed J. Ansari, Samad Noeiaghdam

Publication date: 29 April 2024

Published in: Demonstratio Mathematica (Search for Journal in Brave)

zbMATH Keywords

stabilitysingularly perturbed problemTaylor expansioncollocation pointsconvergent analysisrothe methoddelannoy functions

Mathematics Subject Classification ID

Singular perturbations in context of PDEs (35B25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Spectral, collocation and related methods for initial value and initial-boundary value problems involving PDEs (65M70) Approximation by polynomials (41A10)

Cites Work

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• A parameter-uniform higher order finite difference scheme for singularly perturbed time-dependent parabolic problem with two small parameters

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