Kenier Castillo

Publication Activity (10 Years)

Years Active: 2011-2024
Publications (10 Years): 7

Top Topics

Orthogonal Polynomials

Top Venues

Appl. Math. Comput.

J. Approx. Theory

Adv. Appl. Math.

Numer. Algorithms

Publications

Kenier Castillo, Carlos M. da Fonseca, J. Petronilho
On Chebyshev polynomials and the inertia of certain tridiagonal matrices. Appl. Math. Comput. 467 (2024)
Kenier Castillo
Remark on the eigenvalues of a tridiagonal matrix in biogeography. Appl. Math. Comput. 437 (2023)
Kenier Castillo, I. Zaballa
On variation of eigenvalues of birth and death matrices and random walk matrices. Adv. Appl. Math. 139 (2022)
Kenier Castillo, M. S. Costa, Fernando R. Rafaeli
On Markov's theorem on zeros of orthogonal polynomials revisited. Appl. Math. Comput. 339 (2018)
Kenier Castillo, Francisco Marcellán, Jorge Rivero
On perturbed orthogonal polynomials on the real line and the unit circle via Szegő's transformation. Appl. Math. Comput. 302 (2017)
Kenier Castillo, Francisco Marcellán, M. N. Rebocho
Zeros of para-orthogonal polynomials and linear spectral transformations on the unit circle. Numer. Algorithms 71 (3) (2016)
Kenier Castillo
Monotonicity of zeros for a class of polynomials including hypergeometric polynomials. Appl. Math. Comput. 266 (2015)
Kenier Castillo, Marisa de Souza Costa, A. Sri Ranga, Daniel O. Veronese
A Favard type theorem for orthogonal polynomials on the unit circle from a three term recurrence formula. J. Approx. Theory 184 (2014)
Kenier Castillo, Dimitar K. Dimitrov, Luis E. Garza, Fernando R. Rafaeli
Perturbations on the antidiagonals of Hankel matrices. Appl. Math. Comput. 221 (2013)
Kenier Castillo, Lino G. Garza, Francisco Marcellán
On computational aspects of discrete Sobolev inner products on the unit circle. Appl. Math. Comput. 223 (2013)
Kenier Castillo, Francisco Marcellán
Generators of rational spectral transformations for nontrivial C-functions. Math. Comput. 82 (282) (2013)
Kenier Castillo, Luis E. Garza, Francisco Marcellán
Zeros of Sobolev orthogonal polynomials on the unit circle. Numer. Algorithms 60 (4) (2012)
Kenier Castillo, Regina Litz Lamblém, Fernando R. Rafaeli, A. Sri Ranga
Szegő and para-orthogonal polynomials on the real line: Zeros and canonical spectral transformations. Math. Comput. 81 (280) (2012)
Kenier Castillo
A new approach to relative asymptotic behavior for discrete Sobolev-type orthogonal polynomials on the unit circle. Appl. Math. Lett. 25 (6) (2012)
Kenier Castillo, Regina Litz Lamblém, A. Sri Ranga
On a moment problem associated with Chebyshev polynomials. Appl. Math. Comput. 218 (18) (2012)
Kenier Castillo, Luis E. Garza, Francisco Marcellán
A new linear spectral transformation associated with derivatives of Dirac linear functionals. J. Approx. Theory 163 (12) (2011)