An analysis of diagonal and incomplete Cholesky preconditioners for singularly perturbed problems on layer-adapted meshes

DOI10.1007/s12190-020-01390-zzbMath1475.65018OpenAlexW3042668868MaRDI QIDQ2053137

Thái Anh Nhan, Niall Madden

Publication date: 29 November 2021

Published in: Journal of Applied Mathematics and Computing (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s12190-020-01390-z

zbMATH Keywords

preconditioningShishkin meshconjugate gradientsingularly perturbed

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Finite difference methods for boundary value problems involving PDEs (65N06) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22)

Related Items (1)

Robust discretization and solvers for elliptic optimal control problems with energy regularization

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