Approximations of entire functions by polynomials of the best standard approximation

by V. A. Voitovych
Published 2017

Estimates for the Approximations of the Classes of Analytic Functions by Interpolation Analogs of the De-La-Vallйe–Poussin Sums

by V. A. Voitovych
Published 2014

Lebesgue type inequalities for the de la Vallйe Poussin sums and their interpolation analogues on classes of (ψ,β)-differentiable functions

by V. A. Voitovych, A. P. Musiienko
Published 2013

Lebesgue type inequalities for interpolation analogues of Valle Poussin sums on sets of infinitely differentiable functions

by V. A. Voitovych, V. A. Musiienko
Published 2015