Decomposition into subspaces preconditioning: abstract framework
DOI10.1007/s11075-019-00671-4zbMath1434.65259OpenAlexW2911514766WikidataQ128449417 ScholiaQ128449417MaRDI QIDQ2287855
Zdeněk Strakoš, Ivana Pultarová, Jakub Hrnčíř
Publication date: 22 January 2020
Published in: Numerical Algorithms (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s11075-019-00671-4
multilevel methodsstable splittingadditive Schwarz methodsoperator preconditioningdecomposition into infinite-dimensional subspacesnorm and spectral equivalence of operatorsseparate displacement preconditioning
Boundary value problems for second-order elliptic equations (35J25) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35) Numerical solutions to equations with linear operators (65J10) Equations and inequalities involving linear operators, with vector unknowns (47A50)
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