A note on the modulus of continuity of a periodic function

被引：0

作者：

Allame, M. ^{[1
]}

Vatankhahan, B. ^{[2
]}

机构：

[1] Islamic Azad Univ, Dept Math, Khorasgan Branch, Esfahan, Iran

[2] Islamic Azad Univ, Dept Math, Mobarekeh Branch, Esfahan, Iran

来源：

APPLIED MATHEMATICS LETTERS | 2011年 / 24卷 / 03期

关键词：

Modulus of a function; Periodic function; Approximation function;

D O I：

10.1016/j.aml.2010.10.017

中图分类号：

O29 [应用数学];

学科分类号：

070104 ;

摘要：

Let f (x) be a periodic function with period T. In Rivlin (1969) [1] it is claimed that the modulus of continuity is independent of a on [a, a + T]. In this note we show that this is not correct. (C) 2010 Elsevier Ltd. All rights reserved.

引用

页码：335 / 336

页数：2

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