Journal of Inequalities and Applications 
Volume 2008 (2008), Article ID 246909, 12 pages
doi:10.1155/2008/246909
Research Article

On Certain Subclasses of Meromorphic Close-to-Convex Functions

Georgia Irina Oros, Adriana Cătaş, and Gheorghe Oros

 Department of Mathematics, University of Oradea, 1, Universităţii street, 410087 Oradea, Romania
Received 20 February 2008; Accepted 31 March 2008

Recommended by Narendra Kumar Govil

Abstract

By using the operator Dλnf(z), z∈U, Definition 2.1, we introduce a class of meromorphic functions denoted by Σ(α,λ,n) and we obtain certain differential subordinations.