International Journal of Mathematics and Mathematical Sciences
Volume 2012 (2012), Article ID 682162, 12 pages
Research Article

A Subclass of Meromorphic Close-to-Convex Functions of Janowski's Type

Department of Mathematics, Kyungsung University, Busan 608-736, Republic of Korea

Received 9 April 2012; Accepted 19 June 2012

Academic Editor: Aloys Krieg

Copyright © 2012 Young Jae Sim and Oh Sang Kwon. 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.


We introduce a subclass Σ ( 𝐴 , 𝐵 ) ( 1 𝐵 < 𝐴 1 ) of functions which are analytic in the punctured unit disk and meromorphically close-to-convex. We obtain some coefficients bounds and some argument and convolution properties belonging to this class.