International Journal of Mathematics and Mathematical Sciences
Volume 2009 (2009), Article ID 685435, 13 pages
doi:10.1155/2009/685435

An application of differential subordination

T.N. Shanmugam1 and M.P. Jeyaraman2

1Department of Mathematics, College of Engineering, Anna University, Chennai 600025, India
2Department of Mathematics, Easwari Engineering College, Chennai 600089, India

Abstract

We apply the general theory of differential subordination to obtain certian interesting criteria for p-valent starlikeness and strong starlikeness. Some applications of these results are also discussed.