Journal of Mathematical Inequalities · Volume 15, Issue 3

Coefficient estimates and Fekete-Szegö inequality for new subclass of bi-bazilevič functions by (s,t)-derivative operator and quasisubordination

15-64 Pages 923-940 DOI 10.7153/jmi-2021-15-64

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Authors

Aoen Shuhai Li Huo Tang

Keywords

bi-univalent function bi-bazilevič function (s,t)-derivative quasi-subordination coefficient estimates Fekete-Szegö problem Faber polynomial expansion

Subject classes

30C45