Approximation of multilevel Toeplitz matrices via multilevel trigonometric matrix spaces and applications to preconditioning

DOI10.1007/s100920050030zbMath0947.65052OpenAlexW2026918876MaRDI QIDQ1964030

Stefano Serra Capizzano

Publication date: 2 November 2000

Published in: Calcolo (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s100920050030

zbMATH Keywords

numerical resultslinear systemspreconditioningleast squaresmultilevel Toeplitz matricesconjugate gradient type algorithmsmultilevel trigonometric matrix spaces

Mathematics Subject Classification ID

Numerical solutions to overdetermined systems, pseudoinverses (65F20) Numerical computation of matrix norms, conditioning, scaling (65F35)

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