On the Eigenvalues and Eigenvectors of Block Triangular Preconditioned Block Matrices

DOI10.1137/130920897zbMath1304.65122OpenAlexW2015295891MaRDI QIDQ2923356

Jennifer Pestana

Publication date: 15 October 2014

Published in: SIAM Journal on Matrix Analysis and Applications (Search for Journal in Brave)

Full work available at URL: https://strathprints.strath.ac.uk/55440/

zbMATH Keywords

convergenceeigenvalueseigenvectorsiterative methodsaddle point systemblock triangular preconditioner

Mathematics Subject Classification ID

Computational methods for sparse matrices (65F50) Eigenvalues, singular values, and eigenvectors (15A18) Iterative numerical methods for linear systems (65F10) Numerical solution of discretized equations for boundary value problems involving PDEs (65N22) Preconditioners for iterative methods (65F08)

Related Items (8)

On semi-convergence and inexact iteration of the GSS iteration method for nonsymmetric singular saddle point problems ⋮ Iterative Methods for Double Saddle Point Systems ⋮ Block-partitioned solvers for coupled poromechanics: a unified framework ⋮ A new block preconditioner for weighted Toeplitz regularized least-squares problems ⋮ On augmentation block triangular preconditioners for regularized saddle point problems ⋮ On block diagonal and block triangular iterative schemes and preconditioners for stabilized saddle point problems ⋮ Null-Space Preconditioners for Saddle Point Systems ⋮ On Fixed-Point, Krylov, and $2\times 2$ Block Preconditioners for Nonsymmetric Problems

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