If = =

The conclusion of Theorem 3.5g and its corollary show that we only need f to be analytic and to satisfy the subordination condition (2.5-15) in order for the

If Rea > 0, f e A and azf'(z)/ f(z) -< Ra,l (z ), then

F(z) ~ A 0 [f](z) ~ [a! f"(t)r1 dt] !fa e _§.