Some Hankel Determinants for Functions satisfying Re f(z)/z > 0

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Date

2015

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Volume Title

Publisher

Mathematical Association of Nigeria

Abstract

We obtain sharp bounds on some Hankel determinants with Fekete-Szego parameter for analytic mappings of the unit disk U : jzj < 1 satisfying Re f(z)=z > 0 in U. Our results extend some known ones.

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Article

Keywords

Analytic functions, Hankel determinants, Fekete-Szego functional

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