Bulletin of the Australian Mathematical Society

Research Article

Some inequalities on quasi-subordinate functions

Fuyao Rena1, Shigeyoshi Owaa2 and Seiichi Fukuia3

a1 Department of Mathematics, Fudan University, Shanghai People's, Republic of China

a2 Department of Mathematics, Kinki University, Higashi-Osaka, Osaka 577, Japan

a3 Department of Mathematics Faculty of Education, Wakayama University, Wakayama 640, Japan


The object of the present paper is to derive some interesting coefficient estimates for quasi-subordinate functions. Furthermore, a conjecture for quasi-subordinate functions is shown.

(Received May 14 1990)