Rafael Bru

Publication Activity (10 Years)

Years Active: 1993-2022
Publications (10 Years): 2

Top Topics

Nonnegative Matrix Factorization

Iterative Methods

Condition Number

Top Venues

Appl. Math. Lett.

Appl. Math. Comput.

SIAM J. Sci. Comput.

Publications

Rafael Bru, María T. Gassó, Máximo Santana
Combined matrices and conditioning. Appl. Math. Comput. 412 (2022)
Rafael Bru, Rafael Cantó, Ana M. Urbano
Improving the condition number of a simple eigenvalue by a rank one matrix. Appl. Math. Lett. 58 (2016)
Rafael Bru, María T. Gassó, Isabel Giménez, José A. Scott
The Hadamard Product of a Nonsingular General H-Matrix and Its Inverse Transpose Is Diagonally Dominant. J. Appl. Math. 2015 (2015)
Rafael Bru, María T. Gassó, Isabel Giménez, Máximo Santana
Nonnegative Combined Matrices. J. Appl. Math. 2014 (2014)
Rafael Bru, José Marín, José Mas, Miroslav Tuma
Preconditioned Iterative Methods for Solving Linear Least Squares Problems. SIAM J. Sci. Comput. 36 (4) (2014)
Luca Bergamaschi, Rafael Bru, Angeles Martinez, José Mas, Mario Putti
Low-rank update of preconditioners for the nonlinear Richards equation. Math. Comput. Model. 57 (7-8) (2013)
Luca Bergamaschi, Rafael Bru, Angeles Martinez, Mario Putti
Quasi-Newton acceleration of ILU preconditioners for nonlinear two-phase flow equations in porous media. Adv. Eng. Softw. 46 (1) (2012)
Rafael Bru, Juan Manuel Peña
Preface: numerical and applied linear algebra. Adv. Comput. Math. 35 (2-4) (2011)
Ljiljana Cvetkovic, Vladimir Kostic, Rafael Bru, Francisco Pedroche
A simple generalization of Geršgorin's theorem. Adv. Comput. Math. 35 (2-4) (2011)
Luca Bergamaschi, Rafael Bru, Angeles Martinez
Low-rank update of preconditioners for the inexact Newton method with SPD Jacobian. Math. Comput. Model. 54 (7-8) (2011)
Rafael Bru, José Marín, José Mas, Miroslav Tuma
Improved Balanced Incomplete Factorization. SIAM J. Matrix Anal. Appl. 31 (5) (2010)
Rafael Bru, Cristina Corral, Isabel Giménez, José Mas
-matrices. Numer. Linear Algebra Appl. 16 (11-12) (2009)
Wilson A. Contreras, Antonio L. Lidón, Damián Ginestar, Rafael Bru
Compartmental model for nitrogen dynamics in citrus orchards. Math. Comput. Model. 50 (5-6) (2009)
Wilson A. Contreras, Damián Ginestar, Lourival C. Paraíba, Rafael Bru
Modelling the pesticide concentration in a rice field by a level IV fugacity model coupled with a dispersion-advection equation. Comput. Math. Appl. 56 (3) (2008)
Rafael Bru, José Marín, José Mas, Miroslav Tuma
Balanced Incomplete Factorization. SIAM J. Sci. Comput. 30 (5) (2008)
Rafael Bru, Begoña Cantó, Snezhana Kostova, Sergio Romero
Positive Equilibrium Points of Positive Discrete-Time Systems. POSTA (2006)
Esteban Bailo, Rafael Bru, Josep Gelonch, Sergio Romero-Vivo
On the Reachability Index of Positive 2-D Systems. IEEE Trans. Circuits Syst. II Express Briefs (10) (2006)
Lucinio Judez, Carolina Chaya, José María de Miguel, Rafael Bru
Stratification and sample size of data sources for agricultural mathematical programming models. Math. Comput. Model. 43 (5-6) (2006)
Rafael Bru, Francisco Pedroche, Daniel B. Szyld
Additive Schwarz Iterations for Markov Chains. SIAM J. Matrix Anal. Appl. 27 (2) (2005)
Rafael Bru, Sergio Romero, Elena Sánchez
Structural properties of positive periodic discrete-time linear systems: canonical forms. Appl. Math. Comput. 153 (3) (2004)
Rafael Bru, Carmen Coll, Néstor Thome
Gramian matrices and balanced model of generalized systems. Appl. Math. Comput. 148 (2) (2004)
Rafael Bru, Juana Cerdán, José Marín, José Mas
Preconditioning Sparse Nonsymmetric Linear Systems with the Sherman-Morrison Formula. SIAM J. Sci. Comput. 25 (2) (2003)
Rafael Bru, Carmen Coll, Sergio Romero-Vivo, Elena Sánchez
Some Problems about Structural Properties of Positive Descriptor Systems. POSTA (2003)
Rafael Bru, Carmen Coll, Néstor Javier Thome
Symmetric singular linear control systems. Appl. Math. Lett. 15 (6) (2002)
Rafael Bru, Carmen Coll, Néstor Thome
Compensating periodic descriptor systems. Syst. Control. Lett. 43 (2) (2001)
Rafael Bru, Carmen Coll, Vicente Estruch, Elena Sánchez
Output feedback of forward-backward periodic systems stability. IEEE Trans. Autom. Control. 45 (2) (2000)
Rafael Bru, Carmen Coll, Néstor Thome
Balancing singular discrete-time systems. Appl. Math. Lett. 13 (8) (2000)
Rafael Bru, Rafael Cantó, Joan-Josep Climent
-matrices with application to Markov chains. Numer. Linear Algebra Appl. 5 (4) (1998)
Rafael Bru, Cristina Corral, A. Martínez, José Mas
Multisplitting Preconditioners Based on Incomplete Choleski Factorizations. SIAM J. Matrix Anal. Appl. 16 (4) (1995)
Rafael Bru, Joan-Josep Climent, Michael Neumann
On the Index of Block Upper Triangular Matrices. SIAM J. Matrix Anal. Appl. 16 (2) (1995)
Carmen Coll, Rafael Bru, Vicente Hernández
Generalized Bezoutian for a periodic collection of rational matrices. Kybernetika 30 (4) (1994)
Rafael Bru, José Mas, Ana M. Urbano
An Algorithm for the Single-Input Pole Assignment Problem. SIAM J. Matrix Anal. Appl. 15 (2) (1994)
Rafael Bru, Cristina Corral, José Mas
Overlapping Multisplitting Preconditioners for the Conjugate Gradient Method. PPSC (1993)