International Journal of Mathematics and Mathematical Sciences
Volume 2004 (2004), Issue 66, Pages 3621-3630

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

Copyright © 2004 Oh Sang Kwon and Nak Eun Cho. 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.


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.