APPROXIMATION OF ANALYTIC PERIODIC FUNCTIONS BY DE LA VALLÉE-POUSSIN SUMS


    loading  Checking for direct PDF access through Ovid

Abstract

We investigate the approximation properties of the de la Vallée-Poussin sums on the classes CqβHω. We obtain asymptotic equalities that, in certain cases, guarantee the solvability of the Kolmogorov–Nikol'skii problem for the de la Vallée-Poussin sums on the classes CqβHω.

    loading  Loading Related Articles