Benemérita Universidad Autónoma de Puebla-ko ikertzaileekin lankidetzan egindako argitalpenak (18)

2022

  1. Estimates for the modulus of continuity in the Jacobi frame

    Journal of Approximation Theory, Vol. 273

2021

  1. Baskakov operators and Jacobi weights: pointwise estimates

    Journal of Inequalities and Applications, Vol. 2021, Núm. 1

2019

  1. Fejér Sums and Chebyshev Polynomials

    Results in Mathematics, Vol. 74, Núm. 4

2018

  1. Generalized Jacobi–Weierstrass operators and Jacobi expansions

    Journal of Inequalities and Applications, Vol. 2018

  2. Orthogonal Projections and Uniformly Bounded Families of Multipliers

    Results in Mathematics, Vol. 73, Núm. 3

2015

  1. Estimates for the moments of Bernstein polynomials

    Journal of Mathematical Analysis and Applications, Vol. 432, Núm. 1, pp. 114-128

  2. Quasi orthogonal Jacobi polynomials and best one-sided L1 approximation to step functions

    Journal of Approximation Theory, Vol. 198, pp. 10-23

  3. Sharp upper and lower bounds for the moments of Bernstein polynomials

    Applied Mathematics and Computation, Vol. 265, pp. 723-732

2014

  1. Bernstein polynomial and discontinuous functions

    Journal of Mathematical Analysis and Applications, Vol. 411, Núm. 2, pp. 829-837

  2. Gaussian, Lobatto and Radau positive quadrature rules with a prescribed abscissa

    Calcolo, Vol. 51, Núm. 2, pp. 319-328

2012

  1. Best one-sided L 1 approximation to the Heaviside and sign functions

    Journal of Approximation Theory, Vol. 164, Núm. 6, pp. 791-802

  2. Direct and strong converse theorems for a general sequence of positive linear operators

    Acta Mathematica Hungarica, Vol. 136, Núm. 1-2, pp. 90-106

  3. Polynomial operators for one-sided approximation to functions in W p r[0, 1]

    Journal of Mathematical Analysis and Applications, Vol. 393, Núm. 2, pp. 517-525

2010

  1. A property of Ditzian-Totik second order moduli

    Applied Mathematics Letters, Vol. 23, Núm. 5, pp. 576-580

  2. Direct estimate for positive linear operators in polynomial weighted spaces

    Journal of Approximation Theory, Vol. 162, Núm. 8, pp. 1495-1508

2008

  1. An application to the MKZ-operators of generalized convexity on ECT-systems

    Journal of Mathematical Analysis and Applications, Vol. 342, Núm. 1, pp. 497-502

2006

  1. On an extremal relation of Bernstein operators

    Journal of Approximation Theory, Vol. 141, Núm. 2, pp. 214-215

2005

  1. The Polya algorithm in sequence spaces

    Journal of Approximation Theory, Vol. 135, Núm. 2, pp. 245-257