His primary areas of study are Orthogonal polynomials, Classical orthogonal polynomials, Jacobi polynomials, Discrete orthogonal polynomials and Mathematical analysis. He interconnects Recurrence relation, Algebra and Monic polynomial in the investigation of issues within Orthogonal polynomials. Francisco Marcellán works in the field of Classical orthogonal polynomials, namely Wilson polynomials.
As a part of the same scientific family, he mostly works in the field of Wilson polynomials, focusing on Laguerre polynomials and, on occasion, Codimension. His research integrates issues of Gegenbauer polynomials and Hahn polynomials in his study of Jacobi polynomials. His Mathematical analysis research is multidisciplinary, relying on both Regularization and Semiclassical physics.
His scientific interests lie mostly in Orthogonal polynomials, Classical orthogonal polynomials, Discrete orthogonal polynomials, Pure mathematics and Combinatorics. His Orthogonal polynomials research incorporates themes from Discrete mathematics and Sobolev space. His Classical orthogonal polynomials study integrates concerns from other disciplines, such as Laguerre polynomials and Polynomial matrix.
His research integrates issues of Hahn polynomials, Algebra and Difference polynomials in his study of Discrete orthogonal polynomials. His work carried out in the field of Pure mathematics brings together such families of science as Connection, Matrix, Unit circle, Real line and Polynomial. Francisco Marcellán works mostly in the field of Combinatorics, limiting it down to concerns involving Monic polynomial and, occasionally, Recurrence relation, Interpretation and Order.
His primary areas of investigation include Orthogonal polynomials, Pure mathematics, Combinatorics, Matrix and Classical orthogonal polynomials. His Orthogonal polynomials research integrates issues from Polynomial and Sobolev space. His Pure mathematics research is multidisciplinary, incorporating elements of Orthogonality, Connection, Unit circle, Real line and Partial derivative.
He has included themes like Discrete mathematics, Monic polynomial, Connection and Product in his Combinatorics study. His Classical orthogonal polynomials research includes themes of Laguerre polynomials, Polynomial matrix, Symmetric matrix and Difference polynomials. His Jacobi polynomials research is multidisciplinary, relying on both Gegenbauer polynomials and Hahn polynomials.
Francisco Marcellán mainly focuses on Orthogonal polynomials, Matrix, Discrete orthogonal polynomials, Classical orthogonal polynomials and Combinatorics. The concepts of his Orthogonal polynomials study are interwoven with issues in Monic polynomial and Matrix polynomial. His biological study spans a wide range of topics, including Polynomial matrix and Algebra.
Francisco Marcellán combines subjects such as Jacobi polynomials and Difference polynomials with his study of Classical orthogonal polynomials. Francisco Marcellán interconnects Gegenbauer polynomials and Hahn polynomials in the investigation of issues within Jacobi polynomials. His studies deal with areas such as Positive-definite matrix and Product as well as Combinatorics.
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Classical orthogonal polynomials: A functional approach
F. Marcellán;A. Branquinho;J. Petronilho.
Acta Applicandae Mathematicae (1994)
Orthogonal polynomials on Sobolev spaces: old and new directions
F. Marcellán;M. Alfaro;M. L. Rezola.
Journal of Computational and Applied Mathematics (1993)
Orthogonal Polynomials and their Applications
M. Alfaro;J. S. Dehesa;F. J. Marcellan.
Mathematics of Computation (1988)
On Sobolev orthogonal polynomials
Francisco Marcellán;Yuan Xu.
Expositiones Mathematicae (2015)
Darboux transformation and perturbation of linear functionals
M.I. Bueno;F. Marcellán.
Linear Algebra and its Applications (2004)
On orthogonal polynomials of Sobolev type: algebraic properties and zeros
M. Alfaro;F. Marcellán;M. L. Rezola;A. Ronveaux.
Siam Journal on Mathematical Analysis (1992)
Sur l'adjonction d'une masse de Dirac á une forme régulière et semi-classique
F. Marcellan;P. Maroni.
Annali di Matematica Pura ed Applicata (1992)
RELATIVE ASYMPTOTICS FOR POLYNOMIALS ORTHOGONAL WITH RESPECT TO A DISCRETE SOBOLEV INNER PRODUCT
G. López;F. Marcellán;W. Van Assche.
Constructive Approximation (1995)
On orthogonal polynomials with perturbed recurrence relations
F. Marcellan;J. S. Dehesa;A. Ronveaux.
Journal of Computational and Applied Mathematics (1990)
On recurrence relations for Sobolev orthogonal polynomials
W. D. Evans;Lance L. Littlejohn;Francisco Marcellan;Clemens Markett.
Siam Journal on Mathematical Analysis (1995)
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