2018/92/3-4 (15) — DOI: 10.5486/PMD.2018.8080 — pp. 481-494
Full Text Abstract

Approximation of functions by nonlinear singular integral operators depending on two parameters

Authors: Eugeniusz Wachnicki and Grazyna Krech

Keywords: rate of convergence, Voronovskaya-type theorem, nonlinear singular operators, locally compact groups, Haar integral

Mathematics Subject Classification: 41A25, 41A36, 47Hxx, 47G10, 28C10, 41A35