Fourth Hankel determinant for a subclass of starlike functions based on modified sigmoid
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Publication:2064429
DOI10.1155/2021/6116172zbMath1483.30041OpenAlexW4200408180MaRDI QIDQ2064429
Bilal Khan, Bakhtiar Ahmad, Wali Khan Mashwani, Muhammad Ghaffar Khan, Sama Arjika, Nazar Khan, Ronnason Chinram
Publication date: 5 January 2022
Published in: Journal of Function Spaces (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1155/2021/6116172
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)
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