ON THE SECOND HANKEL DETERMINANT FOR A GENERALIZED SUBCLASS OF UNIVALENT FUNCTIONS
AYSEGÜL DOĞAN *
Department of Mathematics, University of Dicle, Faculty of Science, 21280 Diyarbakır, Turkey.
H. OZLEM GÜNEY
Department of Mathematics, University of Dicle, Faculty of Science, 21280 Diyarbakır, Turkey.
*Author to whom correspondence should be addressed.
Abstract
The purpose of the present paper is to estimate an upper bound of second Hankel determinant for the class of generalized Sakaguchi functions. The results are due to various authors follow as special cases.
Keywords: Analytic function;, subordination;, Second Hankel determinant;, Sakaguchi function, Schwarz function