New upper bounds of the third Hankel determinant for some classes of univalent functions

2019/11/25 by Milutin Obradović, Obradovic, Milutin, Nikola Tuneski +1
Mathematics · Materials Science · #Analytic and geometric function theory #Polymer Synthesis and Characterization #X-ray Diffraction in Crystallography

paper · pdf · doi:10.48550/arxiv.1911.10770

Abstract

In this paper we give improved, probably not sharp, upper bounds of the Hankel determinant of third order for various classes of univalent functions and conjecture the sharp one.

Citations

• On the Second Hankel Determinant of Mean Univalent Functions
• THE SHARP BOUND FOR THE HANKEL DETERMINANT OF THE THIRD KIND FOR CONVEX FUNCTIONS

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