[HTML][HTML] On initial coefficient inequalities for certain new subclasses of bi-univalent functions
On initial coefficient inequalities for certain new subclasses of bi-univalent functions -
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On sharp bounds of Fekete-Szegő functional for a certain bi-univalent function class associated with quasi-subordination
AB Patil - Afrika Matematika, 2022 - Springer
In the present paper, we introduce a certain subclass K Σ Q λ, γ, χ of bi-univalent functions
defined in the open unit disk by means of quasi-subordination. Sharp bounds of the initial …
defined in the open unit disk by means of quasi-subordination. Sharp bounds of the initial …