Second Hankel Determinants and Fekete-Szegö Inequalities for Some Sub-Classes of Bi-Univalent Functions with Respect to Symmetric and Conjugate Points Related to a Shell Shaped Region

DOI10.4208/ATA.OA-2017-0020zbMath1438.15016MaRDI QIDQ5198236

Rayaprolu Bharavi Sharma, Kalikota Rajya Laxmi

Publication date: 2 October 2019

Published in: Analysis in Theory and Applications (Search for Journal in Brave)

zbMATH Keywords

conjugate pointsanalytic functionsunivalent functionsHankel determinantsbi-univalent functionssymmetric pointsFekete-Szegö inequalities

Mathematics Subject Classification ID

Determinants, permanents, traces, other special matrix functions (15A15) Special classes of univalent and multivalent functions of one complex variable (starlike, convex, bounded rotation, etc.) (30C45) Maximum principle, Schwarz's lemma, Lindelöf principle, analogues and generalizations; subordination (30C80) Inequalities in the complex plane (30A10)

Related Items (2)

Second Hankel determinant with Fekete-Szegö parameter for some subclasses of bi-univalent functions using a symmetric \(q\)-derivative operator ⋮ Hankel determinants for starlike functions with respect to symmetrical points related to nephroid and cardioid domains

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