International Journal of Mathematics and Mathematical Sciences 
Volume 2004 (2004), Issue 66, Pages 3621-3630
doi:10.1155/S0161171204401197

On starlikeness and close-to-convexity of certain analytic functions

Oh Sang Kwon1 and Nak Eun Cho2

 1Department of Mathematics, Kyungsung University, Pusan 608-736, South Korea
2Department of Applied Mathematics, Pukyong National University, Pusan 608-737, South Korea
Received 20 January 2004

Abstract

Our purpose is to derive some sufficient conditions for starlikeness and close-to-convexity of order α of certain analytic functions in the open unit disk.