Approximation of continuous functions on hexagonal domains

Some approximation properties of hexagonal Fourier series are investigated. The order of approximation by Nörlund means of hexagonal Fourier series is estimated in terms of modulus of continuity.

Bibliographic Details
Main Author: Ali Guven
Format: Article
Language:English
Published: Publishing House of the Romanian Academy 2018-08-01
Series:Journal of Numerical Analysis and Approximation Theory
Subjects:
Online Access:https://ictp.acad.ro/jnaat/journal/article/view/1128