Poisson Preconditioning for Self-Adjoint Elliptic Problems

DOI10.4208/jcm.1405-m4293zbMath1324.65043OpenAlexW2144033326MaRDI QIDQ5259961

Houde Han, Chunxiong Zheng

Publication date: 29 June 2015

Published in: Journal of Computational Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.4208/jcm.1405-m4293

zbMATH Keywords

computational complexitypreconditioningconjugate gradient methodboundary value problemscalinginterface problemfast Poisson solverself-adjoint elliptic problem

Mathematics Subject Classification ID

Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Numerical computation of matrix norms, conditioning, scaling (65F35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Complexity and performance of numerical algorithms (65Y20) Preconditioners for iterative methods (65F08)

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