Uniform grid approximation of nonsmooth solutions with improved convergence for a singularly perturbed convection-diffusion equation with characteristic layers

DOI10.1134/S0965542512090060zbMath1274.65286OpenAlexW2055876585MaRDI QIDQ2836691

U. Kh. Zhemukhov

Publication date: 3 July 2013

Published in: Computational Mathematics and Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s0965542512090060

zbMATH Keywords

convergencefinite difference methodShishkin meshmixed boundary value problemsingularly perturbed elliptic convection-diffusion equation

Mathematics Subject Classification ID

Singular perturbations in context of PDEs (35B25) Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Mesh generation, refinement, and adaptive methods for boundary value problems involving PDEs (65N50) Finite difference methods for boundary value problems involving PDEs (65N06)