Zilli, Giovanni; Bergamaschi, Luca Block preconditioners for linear systems in interior point methods for convex constrained optimization. (English) Zbl 1500.65013 Ann. Univ. Ferrara, Sez. VII, Sci. Mat. 68, No. 2, 337-368 (2022). MSC: 65F08 65F10 65K05 90C20 90C25 90C06 90C51 PDFBibTeX XMLCite \textit{G. Zilli} and \textit{L. Bergamaschi}, Ann. Univ. Ferrara, Sez. VII, Sci. Mat. 68, No. 2, 337--368 (2022; Zbl 1500.65013) Full Text: DOI
Bergamaschi, Luca; Bozzo, Enrico Computing the smallest eigenpairs of the graph Laplacian. (English) Zbl 1392.65087 S\(\vec{\text{e}}\)MA J. 75, No. 1, 1-16 (2018). MSC: 65F15 65Y20 05C82 PDFBibTeX XMLCite \textit{L. Bergamaschi} and \textit{E. Bozzo}, S\(\vec{\text{e}}\)MA J. 75, No. 1, 1--16 (2018; Zbl 1392.65087) Full Text: DOI arXiv
Bergamaschi, L.; Martínez, A. Efficiently preconditioned inexact Newton methods for large symmetric eigenvalue problems. (English) Zbl 1327.65051 Optim. Methods Softw. 30, No. 2, 301-322 (2015). MSC: 65F05 65F15 65H17 PDFBibTeX XMLCite \textit{L. Bergamaschi} and \textit{A. Martínez}, Optim. Methods Softw. 30, No. 2, 301--322 (2015; Zbl 1327.65051) Full Text: DOI arXiv
Bergamaschi, Luca; Martínez, Angeles; Pini, Giorgio Parallel Rayleigh quotient optimization with FSAI-based preconditioning. (English) Zbl 1244.65043 J. Appl. Math. 2012, Article ID 872901, 14 p. (2012). MSC: 65F08 65Y05 PDFBibTeX XMLCite \textit{L. Bergamaschi} et al., J. Appl. Math. 2012, Article ID 872901, 14 p. (2012; Zbl 1244.65043) Full Text: DOI
Bergamaschi, L.; Bru, R.; Martínez, A. Low-rank update of preconditioners for the inexact Newton method with SPD Jacobian. (English) Zbl 1235.65049 Math. Comput. Modelling 54, No. 7-8, 1863-1873 (2011). MSC: 65H10 PDFBibTeX XMLCite \textit{L. Bergamaschi} et al., Math. Comput. Modelling 54, No. 7--8, 1863--1873 (2011; Zbl 1235.65049) Full Text: DOI
Bergamaschi, Luca; Martínez, Ángeles; Pini, Giorgio Parallel preconditioned conjugate gradient optimization of the Rayleigh quotient for the solution of sparse eigenproblems. (English) Zbl 1093.65036 Appl. Math. Comput. 175, No. 2, 1694-1715 (2006). MSC: 65F15 65F50 65F35 PDFBibTeX XMLCite \textit{L. Bergamaschi} et al., Appl. Math. Comput. 175, No. 2, 1694--1715 (2006; Zbl 1093.65036) Full Text: DOI
Bergamaschi, L.; Pini, G.; Sartoretto, F. Parallel eigenanalysis of multiaquifer systems. (English) Zbl 1134.76377 Int. J. Numer. Methods Eng. 63, No. 15, 2069-2085 (2005). MSC: 76M10 76S05 65Y05 86A05 PDFBibTeX XMLCite \textit{L. Bergamaschi} et al., Int. J. Numer. Methods Eng. 63, No. 15, 2069--2085 (2005; Zbl 1134.76377) Full Text: DOI
Bergamaschi, Luca; Pini, Giorgio; Sartoretto, Flavio Computational experience with sequential and parallel, preconditioned Jacobi–Davidson for large, sparse symmetric matrices. (English) Zbl 1022.65037 J. Comput. Phys. 188, No. 1, 318-331 (2003). MSC: 65F15 65F35 65Y05 65F50 PDFBibTeX XMLCite \textit{L. Bergamaschi} et al., J. Comput. Phys. 188, No. 1, 318--331 (2003; Zbl 1022.65037) Full Text: DOI
Bergamaschi, Luca; Putti, Mario Numerical comparison of iterative eigensolvers for large sparse symmetric positive definite matrices. (English) Zbl 1016.65013 Comput. Methods Appl. Mech. Eng. 191, No. 45, 5233-5247 (2002). MSC: 65F15 35J25 65N06 65N30 65F50 PDFBibTeX XMLCite \textit{L. Bergamaschi} and \textit{M. Putti}, Comput. Methods Appl. Mech. Eng. 191, No. 45, 5233--5247 (2002; Zbl 1016.65013) Full Text: DOI
Bergamaschi, Luca; Pini, Giorgio; Sartoretto, Flavio Approximate inverse preconditioning in the parallel solution of sparse eigenproblems. (English) Zbl 0982.65038 Numer. Linear Algebra Appl. 7, No. 3, 99-116 (2000). MSC: 65F15 65F35 65Y05 65Y20 65F50 PDFBibTeX XMLCite \textit{L. Bergamaschi} et al., Numer. Linear Algebra Appl. 7, No. 3, 99--116 (2000; Zbl 0982.65038) Full Text: DOI