On the Fekete-Szego Functional for Generalized Starlike and Convex Functions of Complex Order

New subclasses of analytic functions are defined by using the function fδ(z) given by the integral transform fδ(z) =∫0z(1+r 1−r)δ 1 1−r2 dr. Bounds for the Fekete–Szego coefficient functional |a3 −...