On the Largest Disc Mapped by Sum of Convex and Starlike Functions

Rosihan M. Ali, Naveen Kumar Jain and V. Ravichandran

Abstract and Applied Analysis, 2013, vol. 2013, 1-12

Abstract:

For a normalized analytic function defined on the unit disc , let be a function of positive real part in , need not have that property in , and . For certain choices of and , a sharp radius constant is determined, , so that maps onto a specified region in the right half-plane.

Date: 2013
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Persistent link: https://EconPapers.repec.org/RePEc:hin:jnlaaa:682413

DOI: 10.1155/2013/682413

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