Barbarino, Giovanni; Claesson, Melker; Ekström, Sven-Erik; Garoni, Carlo; Meadon, David; Speleers, Hendrik Matrix-less spectral approximation for large structured matrices. (English) Zbl 07964458 BIT 65, No. 1, Paper No. 2, 35 p. (2025). MSC: 65F15 15A18 65L10 65L15 15B05 65B05 65D05 × Cite Format Result Cite Review PDF Full Text: DOI
Bogoya, M.; Grudsky, S. M.; Serra-Capizzano, S. Eigenvalue superposition for Toeplitz matrix-sequences with matrix order dependent symbols. (English) Zbl 1543.15023 Linear Algebra Appl. 697, 487-527 (2024). MSC: 15B05 65F15 47B35 15A18 47B38 × Cite Format Result Cite Review PDF Full Text: DOI
Bogoya, M.; Serra-Capizzano, S.; Vassalos, P. Fast Toeplitz eigenvalue computations, joining interpolation-extrapolation matrix-less algorithms and simple-loop theory: the preconditioned setting. (English) Zbl 1545.65152 Appl. Math. Comput. 466, Article ID 128483, 18 p. (2024). MSC: 65F15 15A18 15B05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Bogoya, Manuel; Grudsky, Sergei M.; Serra-Capizzano, Stefano Fast non-Hermitian Toeplitz eigenvalue computations, joining matrixless algorithms and FDE approximation matrices. (English) Zbl 1534.65057 SIAM J. Matrix Anal. Appl. 45, No. 1, 284-305 (2024). MSC: 65F15 15B05 15A18 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
An, Chengtao; Su, Yangfeng An aggregation-based two-grid method for multilevel block Toeplitz linear systems. (English) Zbl 1534.65053 J. Sci. Comput. 98, No. 3, Paper No. 54, 47 p. (2024). MSC: 65F10 15B05 × Cite Format Result Cite Review PDF Full Text: DOI
Bolten, Matthias; Ekström, Sven-Erik; Furci, Isabella; Serra-Capizzano, Stefano A note on the spectral analysis of matrix sequences via GLT momentary symbols: from all-at-once solution of parabolic problems to distributed fractional order matrices. (English) Zbl 1516.15005 ETNA, Electron. Trans. Numer. Anal. 58, 136-163 (2023). MSC: 15A18 15B05 34L20 65N22 35R11 × Cite Format Result Cite Review PDF Full Text: DOI arXiv Link
Bogoya, Manuel; Ekström, Sven-Erik; Serra-Capizzano, Stefano Fast Toeplitz eigenvalue computations, joining interpolation-extrapolation matrix-less algorithms and simple-loop theory. (English) Zbl 1503.15040 Numer. Algorithms 91, No. 4, 1653-1676 (2022). Reviewer: Anton Iliev (Plovdiv) MSC: 15B05 65F15 65D05 47B35 15A18 41A60 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Bolten, Matthias; Ekström, Sven-Erik; Furci, Isabella; Serra-Capizzano, Stefano Toeplitz momentary symbols: definition, results, and limitations in the spectral analysis of structured matrices. (English) Zbl 1493.15035 Linear Algebra Appl. 651, 51-82 (2022). MSC: 15A18 15B05 65F15 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Ekström, Sven-Erik; Vassalos, Paris A matrix-less method to approximate the spectrum and the spectral function of Toeplitz matrices with real eigenvalues. (English) Zbl 1480.65102 Numer. Algorithms 89, No. 2, 701-720 (2022). MSC: 65F60 15B05 × Cite Format Result Cite Review PDF Full Text: DOI arXiv
Weber, Ivy; Kreiss, Gunilla; Nazarov, Murtazo Stability analysis of high order methods for the wave equation. (English) Zbl 1524.65611 J. Comput. Appl. Math. 404, Article ID 113900, 20 p. (2022). MSC: 65M60 65M12 65M06 65N30 65F15 35L10 × Cite Format Result Cite Review PDF Full Text: DOI
Durastante, Fabio; Furci, Isabella Spectral analysis of saddle-point matrices from optimization problems with elliptic PDE constraints. (English) Zbl 1466.62395 Electron. J. Linear Algebra 36, 773-798 (2020). MSC: 62M15 65F08 15B05 × Cite Format Result Cite Review PDF Full Text: arXiv Link
Barbarino, Giovanni; Garoni, Carlo; Serra-Capizzano, Stefano Block generalized locally Toeplitz sequences: theory and applications in the unidimensional case. (English) Zbl 1434.65032 ETNA, Electron. Trans. Numer. Anal. 53, 28-112 (2020). Reviewer: Nikolay Kyurkchiev (Plovdiv) MSC: 65F15 15B05 65N06 65N30 65N25 × Cite Format Result Cite Review PDF Full Text: DOI Link