An upper bound for third Hankel determinant of starlike functions connected with \(k\)-Fibonacci numbers

DOI10.1007/s40590-017-0190-6zbMath1419.30006OpenAlexW2768769826MaRDI QIDQ2419445

Hatun Özlem Güney, Sedat Ilhan, Janusz Sokół

Publication date: 13 June 2019

Published in: Boletín de la Sociedad Matemática Mexicana. Third Series (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s40590-017-0190-6

zbMATH Keywords

\(k\)-Fibonacci numbersthird Hankel determinant

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)

Related Items (6)

Some special families of holomorphic and Al-Oboudi type bi-univalent functions related to \(k\)-Fibonacci numbers involving modified sigmoid activation function ⋮ Coefficient Inequalities for certain Starlike and Convex functions ⋮ Logarithmic coefficients of starlike functions connected with k-Fibonacci numbers ⋮ Initial estimates for certain subclasses of bi-univalent functions with \(\kappa\)-Fibonacci numbers ⋮ Fekete-Szegö problem for starlike functions connected with \(k\)-Fibonacci numbers ⋮ Fekete-Szegö problem for $q$-starlike functions in connected with $k$-Fibonacci numbers

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