Degree of approximation of continuous functions by some singular integrals

The main aim of this paper is to obtain error bounds in terms of higher order moduli of smoothness, for approximation by singular integrals of Picard, Poisson-Cauchy and Gauss-Weierstrass type.

Bibliographic Details
Main Author: Sorin G. Gal
Format: Article
Language:English
Published: Publishing House of the Romanian Academy 1998-08-01
Series:Journal of Numerical Analysis and Approximation Theory
Subjects:
Online Access:https://www.ictp.acad.ro/jnaat/journal/article/view/622