The sparse product form of the inverse (spfi) and its use in iterative methods for solving linear systems

DOI10.1080/00207169008803878zbMath0706.65022OpenAlexW2119059817MaRDI QIDQ3486734

David J. Evans

Publication date: 1990

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

Full work available at URL: https://doi.org/10.1080/00207169008803878

zbMATH Keywords

Poisson's equationiterative methodpreconditionerNumerical experimentsGauss-Jordan eliminationblock tridiagonal matrixsparse product form of the inverse

Mathematics Subject Classification ID

Iterative numerical methods for linear systems (65F10) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05) 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)

Explicit preconditioned domain decomposition schemes for solving nonlinear boundary value problems.

This page was built for publication: The sparse product form of the inverse (spfi) and its use in iterative methods for solving linear systems