JOSÉ MARÍA
QUESADA TERUEL
CATEDRATICO DE UNIVERSIDAD
Benemérita Universidad Autónoma de Puebla
Heróica Puebla de Zaragoza, MéxicoPublications in collaboration with researchers from Benemérita Universidad Autónoma de Puebla (18)
2022
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Estimates for the modulus of continuity in the Jacobi frame
Journal of Approximation Theory, Vol. 273
2021
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Baskakov operators and Jacobi weights: pointwise estimates
Journal of Inequalities and Applications, Vol. 2021, Núm. 1
2019
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Fejér Sums and Chebyshev Polynomials
Results in Mathematics, Vol. 74, Núm. 4
2018
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Generalized Jacobi–Weierstrass operators and Jacobi expansions
Journal of Inequalities and Applications, Vol. 2018
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Orthogonal Projections and Uniformly Bounded Families of Multipliers
Results in Mathematics, Vol. 73, Núm. 3
2015
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Estimates for the moments of Bernstein polynomials
Journal of Mathematical Analysis and Applications, Vol. 432, Núm. 1, pp. 114-128
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Quasi orthogonal Jacobi polynomials and best one-sided L1 approximation to step functions
Journal of Approximation Theory, Vol. 198, pp. 10-23
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Sharp upper and lower bounds for the moments of Bernstein polynomials
Applied Mathematics and Computation, Vol. 265, pp. 723-732
2014
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Bernstein polynomial and discontinuous functions
Journal of Mathematical Analysis and Applications, Vol. 411, Núm. 2, pp. 829-837
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Gaussian, Lobatto and Radau positive quadrature rules with a prescribed abscissa
Calcolo, Vol. 51, Núm. 2, pp. 319-328
2012
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Best one-sided L 1 approximation to the Heaviside and sign functions
Journal of Approximation Theory, Vol. 164, Núm. 6, pp. 791-802
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Direct and strong converse theorems for a general sequence of positive linear operators
Acta Mathematica Hungarica, Vol. 136, Núm. 1-2, pp. 90-106
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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
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A property of Ditzian-Totik second order moduli
Applied Mathematics Letters, Vol. 23, Núm. 5, pp. 576-580
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Direct estimate for positive linear operators in polynomial weighted spaces
Journal of Approximation Theory, Vol. 162, Núm. 8, pp. 1495-1508
2008
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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
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On an extremal relation of Bernstein operators
Journal of Approximation Theory, Vol. 141, Núm. 2, pp. 214-215
2005
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The Polya algorithm in sequence spaces
Journal of Approximation Theory, Vol. 135, Núm. 2, pp. 245-257