Preconditioned variational methods on rotated finite difference discretisation

DOI10.1080/00207160412331284141zbMath1064.65122OpenAlexW1986050215MaRDI QIDQ4652747

Norhashidah Hj. Mohd. Ali, David J. Evans

Publication date: 28 February 2005

Published in: International Journal of Computer Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00207160412331284141

zbMATH Keywords

convergencenumerical resultspreconditioningelliptic equationsfinite differenceconjugate gradient methodssteepest descent method

Mathematics Subject Classification ID

Stability and convergence of numerical methods for boundary value problems involving PDEs (65N12) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) Finite difference methods for boundary value problems involving PDEs (65N06)

Cites Work

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• New rotated iterative algorithms for the solution of a coupled system of elliptic equations
• The four point explicit decoupled group (EDG) Method: a fast poisson solver
• The Use of Pre-conditioning in Iterative Methods for Solving Linear Equations with Symmetric Positive Definite Matrices

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