Hankel determinant for the class of K(α, β)

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Hankel determinant for the class of K(α, β)

Let f(z)=z+∑anzn be an analytic function in the open unit disc. A sharp upper bound is obtained for the functional |a2a4-a23| for the class k(α,β) of normalised close-to-convex functions defined in the open unit disc

Bibliographic Details
Main Authors:	Maslina Darus, Imran Faisal
Format:	Article
Published:	Penerbit Universiti Kebangsaan Malaysia 2010
Online Access:	http://journalarticle.ukm.my/1975/

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