Faber Polynomial Coefficient Estimates for Analytic Bi-Close-to-Convex Functions Defined by Subordination

Yıl 2019, Cilt: 32 Sayı: 2, 637 - 647, 01.06.2019

Ebrahim Analouei Adegani Ahmad Zıreh Mostafa Jafarı

Öz

In this work, the Faber polynomial expansions and
a different method were employed to estimate the  coefficients of a subclass of
bi-close-to-convex functions, which is introduced by subordination concept in
the open unit disk. Further, we generalize some of the previous outcomes. 

Anahtar Kelimeler

Bi-univalent functions, Bi-close-to-convex functions, Coefficient estimates, Faber polynomial, Subordination

Kaynakça

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