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Abstract and Applied Analysis
Volume 2012 (2012), Article ID 391038, 8 pages
doi:10.1155/2012/391038
Research Article
Argument Property for Certain Analytic Functions
Department of Mathematics, Yangzhou University, Yangzhou 225002, China
Received 18 September 2011; Accepted 1 November 2011
Academic Editor: Khalida Inayat Noor
Copyright © 2012 Qing Yang and Jin-Lin Liu. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
Abstract
Let P be the class of functions p(z) of the form which are analytic in the open unit disk . The object of the present paper is to derive certain argument inequalities of analytic functions p(z) in P.