For functionsf(z) which are starlike of order Î±, convex of orderÎ±, andÎ»-spirallike of orderÎ± in the open unit diskU, some interesting sufficient conditions involving coefficient inequalities forf(z)â€¦ (More)

The partial sums f3(z) of some extermal functions for various classes Sâˆ—, K and R of starlike functions, convex functions and functions with positive real part in the open unit disk U, respectively,â€¦ (More)

Abstract For functions f(z) which are starlike of complex order b (b = 0) in the open unit disk U introduced by M. A. Nasr and M. K. Aouf (J. Natural Sci. Math. 25(1985), 1 12), in consideration ofâ€¦ (More)

Some subclasses of analytic functions f(z) in the open unit disk U are introduced. In the present paper, Some interesting sufficient conditions, including coefficient inequalities relatedâ€¦ (More)

For analytic functions f (z) in the open unit disk E and convex functions g(z) in E, has proved one theorem which is a generalization of the result by K. Sakaguchi [K. Sakaguchi, On a certainâ€¦ (More)

For analytic functions f(z) in the open unit disk U with f(0) = 0 and f â€²(0) = 1, S. S. Miller, P. T. Mocanu and M. O. Reade (Proc. Amer. Math. Soc. 37(1973)) have introduced Î±-convex functions in Uâ€¦ (More)

For p-valently Janowski starlike and convex functions defined by applying subordination for the generalized Janowski function, the sharp upper bounds of a functional |a p2 âˆ’ Î¼a 2 p1 | related to theâ€¦ (More)

Defining the subclasses MD(Î±, Î²) and ND(Î±, Î²) of certain analytic functions f(z) in the open unit disk U, some properties for f(z) belonging to the classes MD(Î±, Î²) and ND(Î±, Î²) are discussed. Inâ€¦ (More)