On fekete-szegö problems for a subclass of analytic functions

• Main Authors: Entisar El-Yagubi,, Maslina Darus,
• Format: Article
• Language: English
• Published: Penerbit Universiti Kebangsaan Malaysia 2014
• Online Access: http://journalarticle.ukm.my/8291/1/jqma-10-1-paper2.pdf; http://journalarticle.ukm.my/8291/; http://www.ukm.my/jqma/index.html

The aim of this paper is to determine the Fekete-Szegö inequalities for a normalised analytic function f (z) defined on the open unit disc for which z(Dλ1,λ2 ,δ m,b f (z))′ / (Dλ1,λ2 ,δ m,b f (z)),δ ,m,b ∈N0 ,λ2 ≥ λ1 ≥ 0 lies in a region starlike with respect to 1 and it is symmetric with respe...