Coefficient estimates for starlike and convex functions related to sigmoid functions

DOI10.1007/s11253-023-02228-0zbMath1530.30024OpenAlexW4388179999MaRDI QIDQ6188091

Mohsan Raza, Amina Riaz, Derek K. Thomas

Publication date: 11 January 2024

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s11253-023-02228-0

zbMATH Keywords

convex functionscoefficient estimatesstar-like functions

Mathematics Subject Classification ID

Special classes of univalent and multivalent functions of one complex variable (starlike, convex, bounded rotation, etc.) (30C45) Coefficient problems for univalent and multivalent functions of one complex variable (30C50)

Cites Work

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• On the Zalcman conjecture for starlike and typically real functions
• Coefficients of the inverse of strongly starlike functions
• Logarithmic coefficient bounds and coefficient conjectures for classes associated with convex functions
• The Zalcman conjecture for certain analytic and univalent functions
• On the coefficients of \(\mathcal{B}_1(\alpha)\) Bazilevič functions
• Applications of modified sigmoid functions to a class of starlike functions
• Certain class of starlike functions associated with modified sigmoid function
• Bound for the fifth coefficient of certain starlike functions
• Coefficients of univalent functions
• A NOTE ON SPIRALLIKE FUNCTIONS
• Hermitian–Toeplitz and Hankel determinants for certain starlike functions

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