José M. Quesada

According to our database, José M. Quesada authored at least 16 papers between 2001 and 2022.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2022

Estimates for the modulus of continuity in the Jacobi frame.

Jorge Bustamante, Juán Jesús Merino-García, José María Quesada

J. Approx. Theory, 2022

2015

Quasi orthogonal Jacobi polynomials and best one-sided _L₁ approximation to step functions.

Jorge Bustamante, Reinaldo Martínez-Cruz, José María Quesada

J. Approx. Theory, 2015

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

José A. Adell, Jorge Bustamante, José M. Quesada

Appl. Math. Comput., 2015

2012

On Chebyshev-Markov-Krein inequalities.

Allan Pinkus, José M. Quesada

J. Approx. Theory, 2012

Best one-sided L₁ approximation to the Heaviside and sign functions.

Jorge Bustamante, José M. Quesada, Reinaldo Martínez-Cruz

J. Approx. Theory, 2012

2010

Direct estimate for positive linear operators in polynomial weighted spaces.

Jorge Bustamante, José M. Quesada, Lorena Morales de la Cruz

J. Approx. Theory, 2010

A property of Ditzian-Totik second order moduli.

Jorge Bustamante, José M. Quesada

Appl. Math. Lett., 2010

2007

The behavior of best L_p-approximations as p->1. A counterexample of convergence.

Miguel Marano, José M. Quesada

J. Approx. Theory, 2007

2006

Asymptotic expression of the linear discrete best <i>l</i>_<i>p</i>-approximation.

J. Fernández-Ochoa, Juan Martínez-Moreno, José M. Quesada

J. Approx. Theory, 2006

On an extremal relation of Bernstein operators.

Jorge Bustamante, José M. Quesada

J. Approx. Theory, 2006

2005

The Polya algorithm in sequence spaces.

José M. Quesada, J. Fernández-Ochoa, Juan Martínez-Moreno, Jorge Bustamante

J. Approx. Theory, 2005

Rate of convergence of the Pólya algorithm from polyhedral sets.

R. Huotari, Miguel Marano, Juan Navas, José M. Quesada

J. Approx. Theory, 2005

2003

Taylor expansion of best lp-approximations about p = 1.

José M. Quesada, Juan Martínez-Moreno, Juan Navas, J. Fernández-Ochoa

Appl. Math. Lett., 2003

2002

Rate of Convergence of the Linear Discrete Pólya 1-Algorithm.

José M. Quesada, Juan Martínez-Moreno, Juan Navas, J. Fernández-Ochoa

J. Approx. Theory, 2002

Asymptotic Behaviour of Best lp-Approximations from Affine Subspaces.

José M. Quesada, Juan Martínez-Moreno, Juan Navas

J. Approx. Theory, 2002

2001

Rate of Convergence of the Linear Discrete Polya Algorithm.

José M. Quesada, Juan Navas

J. Approx. Theory, 2001