Juan Manuel Peña

Orcid: 0000-0002-1340-0666

Affiliations:
  • University of Zaragoza, Spain


According to our database1, Juan Manuel Peña authored at least 152 papers between 1992 and 2025.

Collaborative distances:
  • Dijkstra number2 of four.
  • Erdős number3 of four.

Timeline

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Bibliography

2025
Gaussian Markov Random Fields over graphs of paths and high relative accuracy.
J. Comput. Appl. Math., 2025

2024
Accurate bidiagonal decompositions of Cauchy-Vandermonde matrices of any rank.
Numer. Linear Algebra Appl., December, 2024

On the Total Positivity and Accurate Computations of r-Bell Polynomial Bases.
Axioms, September, 2024

Accurate Computations with Generalized Green Matrices.
Symmetry, August, 2024

Total positivity and high relative accuracy for several classes of Hankel matrices.
Numer. Linear Algebra Appl., August, 2024

An Optimal Property of B-Bases for the Modified Richardson Method.
Axioms, April, 2024

Bidiagonal Factorizations of Filbert and Lilbert Matrices.
Axioms, April, 2024

High relative accuracy through Newton bases.
Numer. Algorithms, February, 2024

Stabilized recovery and model reduction for multivariate exponential polynomials.
J. Symb. Comput., 2024

On the total positivity of q-Bernstein mass matrices and their accurate computations.
J. Comput. Appl. Math., 2024

2023
Total positivity and accurate computations with Gram matrices of Said-Ball bases.
Numer. Linear Algebra Appl., December, 2023

A Shape Preserving Class of Two-Frequency Trigonometric B-Spline Curves.
Symmetry, November, 2023

Accurate and fast computations with Green matrices.
Appl. Math. Lett., November, 2023

High relative accuracy with some special matrices related to Γ and β functions.
Numer. Linear Algebra Appl., October, 2023

On the accuracy of de Casteljau-type algorithms and Bernstein representations.
Comput. Aided Geom. Des., October, 2023

A New Class of Trigonometric B-Spline Curves.
Symmetry, August, 2023

An evaluation algorithm for q-Bézier triangular patches formed by convex combinations.
J. Comput. Appl. Math., August, 2023

Green Matrices, Minors and Hadamard Products.
Axioms, August, 2023

On the stability of the representation of finite rank operators.
Adv. Comput. Math., August, 2023

Bidiagonal decompositions of Vandermonde-type matrices of arbitrary rank.
J. Comput. Appl. Math., July, 2023

Gaussian Markov Random Fields and totally positive matrices.
J. Comput. Appl. Math., 2023

2022
Accurate and efficient computations with Wronskian matrices of Bernstein and related bases.
Numer. Linear Algebra Appl., 2022

Total positivity and accurate computations with Gram matrices of Bernstein bases.
Numer. Algorithms, 2022

Inverse central ordering for the Newton interpolation formula.
Numer. Algorithms, 2022

Almost strictly sign regular rectangular matrices.
J. Comput. Appl. Math., 2022

Accurate computations with matrices related to bases {t<sup>i</sup>e<sup>λt</sup>}.
Adv. Comput. Math., 2022

2021
A collection of efficient tools to work with almost strictly sign regular matrices.
Comput. Math. Methods, November, 2021

High relative accuracy with matrices of q-integers.
Numer. Linear Algebra Appl., 2021

Stability properties of disk polynomials.
Numer. Algorithms, 2021

Accurate Computations with Collocation and Wronskian Matrices of Jacobi Polynomials.
J. Sci. Comput., 2021

Accurate bidiagonal decomposition and computations with generalized Pascal matrices.
J. Comput. Appl. Math., 2021

Error bounds for linear complementarity problems of $$B_{\pi }^R$$-matrices.
Comput. Appl. Math., 2021

Optimal properties of tensor product of B-bases.
Appl. Math. Lett., 2021

2020
Extremal and optimal properties of B-bases collocation matrices.
Numerische Mathematik, 2020

Accurate bidiagonal decomposition of collocation matrices of weighted ϕ-transformed systems.
Numer. Linear Algebra Appl., 2020

Algorithmic characterization of pentadiagonal ASSR matrices.
Int. J. Comput. Math., 2020

Evaluation and subdivision algorithms for general classes of totally positive rational bases.
Comput. Aided Geom. Des., 2020

2019
Accurate computations with Laguerre matrices.
Numer. Linear Algebra Appl., 2019

On the asymptotic optimality of error bounds for some linear complementarity problems.
Numer. Algorithms, 2019

Optimal interval length for the collocation of the Newton interpolation basis.
Numer. Algorithms, 2019

Accurate Algorithms for Bessel Matrices.
J. Sci. Comput., 2019

Combined matrices of almost strictly sign regular matrices.
J. Comput. Appl. Math., 2019

Comparing pivoting strategies for almost strictly sign regular matrices.
J. Comput. Appl. Math., 2019

Optimal stability of the Lagrange formula and conditioning of the Newton formula.
J. Approx. Theory, 2019

Infinity norm bounds for the inverse of Nekrasov matrices using scaling matrices.
Appl. Math. Comput., 2019

2018
Accurate computations with collocation matrices of a general class of bases.
Numer. Linear Algebra Appl., 2018

2017
Backward stability with almost strictly sign regular matrices.
J. Comput. Appl. Math., 2017

QR decomposition of almost strictly sign regular matrices.
J. Comput. Appl. Math., 2017

Accurate computations with Lupaş matrices.
Appl. Math. Comput., 2017

2016
Algorithm 960: POLYNOMIAL: An Object-Oriented Matlab Library of Fast and Efficient Algorithms for Polynomials.
ACM Trans. Math. Softw., 2016

Spline approximation, Kronecker products and multilinear forms.
Numer. Linear Algebra Appl., 2016

Accurate and fast computations with positive extended Schoenmakers-Coffey matrices.
Numer. Linear Algebra Appl., 2016

B-Nekrasov matrices and error bounds for linear complementarity problems.
Numer. Algorithms, 2016

Greville abscissae of totally positive bases.
Comput. Aided Geom. Des., 2016

Almost strictly sign regular matrices and Neville elimination with two-determinant pivoting.
Appl. Math. Comput., 2016

2015
Accurate Computations with Collocation Matrices of q-Bernstein Polynomials.
SIAM J. Matrix Anal. Appl., 2015

On the characterization of almost strictly sign regular matrices.
J. Comput. Appl. Math., 2015

Almost strictly totally negative matrices: An algorithmic characterization.
J. Comput. Appl. Math., 2015

Accurate evaluation of Bézier curves and surfaces and the Bernstein-Fourier algorithm.
Appl. Math. Comput., 2015

Eventually SDD matrices and eigenvalue localization.
Appl. Math. Comput., 2015

2014
Error bounds for linear complementarity problems of Nekrasov matrices.
Numer. Algorithms, 2014

Interpolation on cycloidal spaces.
J. Approx. Theory, 2014

Eigenvalue localization and Neville elimination.
Appl. Math. Comput., 2014

Fast and accurate algorithms for Jacobi-Stirling matrices.
Appl. Math. Comput., 2014

2013
Accurate computations of matrices with bidiagonal decomposition using methods for totally positive matrices.
Numer. Linear Algebra Appl., 2013

Conditioning and accurate computations with Pascal matrices.
J. Comput. Appl. Math., 2013

Eigenvalue localization and pivoting strategies for Gaussian elimination.
Appl. Math. Comput., 2013

Accurate computations with collocation matrices of rational bases.
Appl. Math. Comput., 2013

On the evaluation of rational triangular Bézier surfaces and the optimal stability of the basis.
Adv. Comput. Math., 2013

Accurate Computations for Some Classes of Matrices.
Proceedings of the Numerical Mathematics and Advanced Applications - ENUMATH 2013, 2013

2012
Optimality of Bernstein Representations for Computational Purposes.
Reliab. Comput., 2012

A note on matrices with maximal growth factor for Neville elimination.
J. Comput. Appl. Math., 2012

Progressive iteration approximation and the geometric algorithm.
Comput. Aided Des., 2012

Error bounds for linear complementarity problems involving B<sup>S</sup>-matrices.
Appl. Math. Lett., 2012

2011
Eigenvalue Localization Refinements for Matrices Related to Positivity.
SIAM J. Matrix Anal. Appl., 2011

Running error for the evaluation of rational Bézier surfaces through a robust algorithm.
J. Comput. Appl. Math., 2011

Growth factors of pivoting strategies associated with Neville elimination.
J. Comput. Appl. Math., 2011

On the progressive iteration approximation property and alternative iterations.
Comput. Aided Geom. Des., 2011

Diagonal dominance, Schur complements and some classes of <i>H</i>-matrices and <i>P</i>-matrices.
Adv. Comput. Math., 2011

Preface: numerical and applied linear algebra.
Adv. Comput. Math., 2011

2010
Monotonicity preserving representations of non-polynomial surfaces.
J. Comput. Appl. Math., 2010

Running error for the evaluation of rational Bézier surfaces.
J. Comput. Appl. Math., 2010

Three term recurrence for the evaluation of multivariate orthogonal polynomials.
J. Approx. Theory, 2010

Optimal bases for a class of mixed spaces and their associated spline spaces.
Comput. Math. Appl., 2010

Scaling laws in bacterial genomes: A side-effect of selection of mutational robustness?
Biosyst., 2010

A collection of examples where Neville elimination outperforms Gaussian elimination.
Appl. Math. Comput., 2010

2009
Running Relative Error for the Evaluation of Polynomials.
SIAM J. Sci. Comput., 2009

Optimal Conditioning of Bernstein Collocation Matrices.
SIAM J. Matrix Anal. Appl., 2009

Eigenvalue bounds for some classes of <i>P</i>-matrices.
Numer. Linear Algebra Appl., 2009

Iterative refinement for Neville elimination.
Int. J. Comput. Math., 2009

Convexity preserving scattered data interpolation using Powell-Sabin elements.
Comput. Aided Geom. Des., 2009

Error bounds for linear complementarity problems for B-matrices.
Appl. Math. Lett., 2009

Computation of the eigenvalues of convexity preserving matrices.
Appl. Math. Lett., 2009

2008
A stable test for strict sign regularity.
Math. Comput., 2008

Roundoff errors for polynomial evaluation by a family of formulae.
Computing, 2008

A Comparison of Different Progressive Iteration Approximation Methods.
Proceedings of the Mathematical Methods for Curves and Surfaces, 2008

2007
A Corner Cutting Algorithm for Evaluating Rational B[e-acute]zier Surfaces and the Optimal Stability of the Basis.
SIAM J. Sci. Comput., 2007

Strict Diagonal Dominance and Optimal Bounds for the Skeel Condition Number.
SIAM J. Numer. Anal., 2007

Refining Gerschgorin disks through new criteria for nonsingularity.
Numer. Linear Algebra Appl., 2007

A general class of Bernstein-like bases.
Comput. Math. Appl., 2007

Are rational Bézier surfaces monotonicity preserving?
Comput. Aided Geom. Des., 2007

Progressive iterative approximation and bases with the fastest convergence rates.
Comput. Aided Geom. Des., 2007

Efficient polynomial reduction.
Adv. Comput. Math., 2007

The work of Mariano Gasca.
Adv. Comput. Math., 2007

Shape preservation regions for six-dimensional spaces.
Adv. Comput. Math., 2007

2006
Characterizations and Decompositions of Almost Strictly Positive Matrices.
SIAM J. Matrix Anal. Appl., 2006

A note on the optimal stability of bases of univariate functions.
Numerische Mathematik, 2006

Evaluation algorithms for multivariate polynomials in Bernstein-Bézier form.
J. Approx. Theory, 2006

Preface.
J. Approx. Theory, 2006

Running Error Analysis of Evaluation Algorithms for Bivariate Polynomials in Barycentric Bernstein Form.
Computing, 2006

On the generalized Ball bases.
Adv. Comput. Math., 2006

2005
Exclusion and Inclusion Intervals for the Real Eigenvalues of Positive Matrices.
SIAM J. Matrix Anal. Appl., 2005

Almost strict total positivity and a class of Hurwitz polynomials.
J. Approx. Theory, 2005

Corner cutting systems.
Comput. Aided Geom. Des., 2005

Evaluation of the derivative of a polynomial in Bernstein form.
Appl. Math. Comput., 2005

Recent advances in shape preserving representations.
Proceedings of the 9th International Conference on Computer-Aided Design and Computer Graphics, 2005

2004
A stable test to check if a matrix is a nonsingular M-matrix.
Math. Comput., 2004

Quadratic-Cycloidal Curves.
Adv. Comput. Math., 2004

Optimally Stable Multivariate Bases.
Adv. Comput. Math., 2004

2003
Scaled Pivots and Scaled Partial Pivoting Strategies.
SIAM J. Numer. Anal., 2003

On an alternative to Gerschgorin circles and ovals of Cassini.
Numerische Mathematik, 2003

Simultaneous backward stability of Gauss and Gauss-Jordan elimination.
Numer. Linear Algebra Appl., 2003

A shape preserving representation with an evaluation algorithm of linear complexity.
Comput. Aided Geom. Des., 2003

Representing circles with five control points.
Comput. Aided Geom. Des., 2003

Restricted Systems.
Adv. Comput. Math., 2003

A Linear Complexity Algorithm for the Bernstein Basis.
Proceedings of the 2003 International Conference on Geometric Modeling and Graphics, 2003

2002
On the optimal stability of bases of univariate functions.
Numerische Mathematik, 2002

A basis of C-Bézier splines with optimal properties.
Comput. Aided Geom. Des., 2002

Monotonicity Preservation of Some Polynomial and Rational Representations.
Proceedings of the International Conference on Information Visualisation, 2002

2001
A Class of <i>P</i>-Matrices with Applications to the Localization of the Eigenvalues of a Real Matrix.
SIAM J. Matrix Anal. Appl., 2001

Shape preserving alternatives to the rational Bézier model.
Comput. Aided Geom. Des., 2001

Error Analysis for the Evaluation of Rational Bézier Curves.
Proceedings of the International Conference on Information Visualisation, 2001

2000
On the Multivariate Horner Scheme.
SIAM J. Numer. Anal., 2000

Monotonicity preservation on triangles.
Math. Comput., 2000

On the Multivariate Horner Scheme II: Running Error Analysis.
Computing, 2000

1999
Error analysis of corner cutting algorithms.
Numer. Algorithms, 1999

Corner cutting algorithms associated with optimal shape preserving representations.
Comput. Aided Geom. Des., 1999

Block and Partitioned Neville Elimination.
Proceedings of the Parallel Computation, 1999

1998
On the Relationship Between Graphs and Totally Positive Matrices.
SIAM J. Matrix Anal. Appl., April, 1998

Pivoting strategies leading to diagonal dominance by rows.
Numerische Mathematik, 1998

Tensor-product monotonicity preservation.
Adv. Comput. Math., 1998

1997
B-splines and optimal stability.
Math. Comput., 1997

Shape preserving representations for trigonometric polynomial curves.
Comput. Aided Geom. Des., 1997

Linear convexity conditions for rectangular and triangular Bernstein-Bézier surfaces.
Comput. Aided Geom. Des., 1997

1996
Generalized convexity preserving transformations.
Comput. Aided Geom. Des., 1996

1995
Matrices with Sign Consistency of a Given Order.
SIAM J. Matrix Anal. Appl., 1995

On the characterization of almost strictly totally positive matrices.
Adv. Comput. Math., 1995

A generalization of the variation diminishing property.
Adv. Comput. Math., 1995

1994
Totally positive bases for shape preserving curve design and optimality of B-splines.
Comput. Aided Geom. Des., 1994

1993
Total Positivity, $QR$ Factorization, and Neville Elimination.
SIAM J. Matrix Anal. Appl., October, 1993

Shape preserving representations and optimality of the Bernstein basis.
Adv. Comput. Math., 1993

1992
Almost strictly totally positive matrices.
Numer. Algorithms, 1992


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