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Some criteria on Integral means for certain classes of functions with negative coefficients

Latha S., Raju D. S.

Journal of Mathematics and Applications

2008

Vol. 30

91-102

Let T be the class of functions f with negative coefficients which are analytic and univalent in the open disk U with f(0) = 0 and f'(0) = 1. For the classes T* (A, B) and C (A,B), -1 ≤ A < B ≤ 1 defined as subclasses of T, interesting results for integral means are discussed.