Miguel A. Piñar

According to our database, Miguel A. Piñar authored at least 23 papers between 1992 and 2026.

Collaborative distances:

• Dijkstra number of six.
• Erdős number of five.

2026

Laguerre-Sobolev orthogonal Polynomials and Boundary Value Problems on a semi-infinite domain.

Cleonice F. Bracciali, Miguel A. Piñar

CoRR, February, 2026

A fully diagonalized spectral method on the unit ball.

Miguel A. Piñar

CoRR, January, 2026

2023

On multivariate orthogonal polynomials and elementary symmetric functions.

Cleonice F. Bracciali, Miguel A. Piñar

Numer. Algorithms, January, 2023

Approximation via gradients on the ball. The Zernike case.

Misael Enrique Marriaga, Teresa E. Pérez, Miguel A. Piñar, Marlon J. Recarte

J. Comput. Appl. Math., 2023

2021

The radial part of a class of Sobolev polynomials on the unit ball.

Fátima Lizarte, Teresa E. Pérez, Miguel A. Piñar

Numer. Algorithms, 2021

2019

Coherent pairs of bivariate orthogonal polynomials.

Francisco Marcellán, Misael Marriaga, Teresa E. Pérez, Miguel A. Piñar

J. Approx. Theory, 2019

2018

On bivariate classical orthogonal polynomials.

Francisco Marcellán, Misael Marriaga, Teresa E. Pérez, Miguel A. Piñar

Appl. Math. Comput., 2018

2015

A higher order Sobolev-type inner product for orthogonal polynomials in several variables.

Herbert Dueñas, Luis E. Garza, Miguel A. Piñar

Numer. Algorithms, 2015

Sobolev orthogonal polynomials on product domains.

Lidia Fernández, Francisco Marcellán, Teresa E. Pérez, Miguel A. Piñar, Yuan Xu

J. Comput. Appl. Math., 2015

2013

Weighted Sobolev orthogonal polynomials on the unit ball.

Teresa E. Pérez, Miguel A. Piñar, Yuan Xu

J. Approx. Theory, 2013

Sobolev-type orthogonal polynomials on the unit ball.

Antonia M. Delgado, Teresa E. Pérez, Miguel A. Piñar

J. Approx. Theory, 2013

2012

On Koornwinder classical orthogonal polynomials in two variables.

Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

J. Comput. Appl. Math., 2012

2011

Orthogonal polynomials in two variables as solutions of higher order partial differential equations.

Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

J. Approx. Theory, 2011

2010

Orthogonal polynomials in several variables for measures with mass points.

Antonia M. Delgado, Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar, Yuan Xu

Numer. Algorithms, 2010

Krall-type orthogonal polynomials in several variables.

Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar, Yuan Xu

J. Comput. Appl. Math., 2010

New steps on Sobolev orthogonality in two variables.

Cleonice F. Bracciali, Antonia M. Delgado, Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

J. Comput. Appl. Math., 2010

2009

Bivariate orthogonal polynomials in the Lyskova class.

María Álvarez de Morales, Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

J. Comput. Appl. Math., 2009

A matrix Rodrigues formula for classical orthogonal polynomials in two variables.

María Álvarez de Morales, Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

J. Approx. Theory, 2009

2007

On differential properties for bivariate orthogonal polynomials.

María Álvarez de Morales, Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

Numer. Algorithms, 2007

2005

Classical orthogonal polynomials in two variables: a matrix approach.

Lidia Fernández, Teresa E. Pérez, Miguel A. Piñar

Numer. Algorithms, 2005

2003

A generating function for Laguerre-Sobolev orthogonal polynomials.

Henk G. Meijer, Miguel A. Piñar

J. Approx. Theory, 2003

2001

Relative Asymptotics for Orthogonal Matrix Polynomials with Convergent Recurrence Coefficients.

Hossain O. Yakhlef, Francisco Marcellán, Miguel A. Piñar

J. Approx. Theory, 2001

1992

On higher order Padé-type approximants with some prescribed coefficients in the numerator.

Miguel A. Piñar, Teresa E. Pérez

Numer. Algorithms, 1992