Double Subordination-Preserving Properties for Certain Integral Operators

The purpose of the present paper is to obtain the sandwich-type theorem which contains the subordination- and superordination-preserving properties for certain integral operators defined on the space of normalized analytic functions in the open unit disk.

Bibliographic Details
Main Authors: Nak Eun Cho, Shigeyoshi Owa
Format: Article
Language:English
Published: SpringerOpen 2007-02-01
Series:Journal of Inequalities and Applications
Online Access:http://dx.doi.org/10.1155/2007/83073