A new quasi-minimal residual method based on a biconjugate \(A\)-orthonormalization procedure and coupled two-term recurrences
DOI10.1007/s11075-015-9978-5zbMath1332.65046OpenAlexW2044645126MaRDI QIDQ907588
Publication date: 25 January 2016
Published in: Numerical Algorithms (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s11075-015-9978-5
algorithmconvergencecomparison of methodsfinite difference methodHelmholtz equationnumerical instabilitypreconditionernumerical experimentKrylov subspace methodscomplex non-Hermitian matricesLanczos-type methodscoupled two-term recurrencesbiconjugate \(A\)-orthogonal residual methodbiconjugate gradient methodcomplex symmetric matricesquasi-minimal residual method
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)
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