Estimation of Upper Bounds for Initial Coefficients and Fekete-Szegö Inequality for a Subclass of Analytic Bi-univalent Functions

A subclass with bi-univalence involving Horadam polynomials and its coefficient bounds

“…There is an extensive literature on the estimates of the initial coefficients of bi-univalent functions (see [10,12,13,14]).…”

A subclass with bi-univalence involving ($${\mathfrak {p}}$$,$${\mathfrak {q}}$$)- Lucas polynomials and its coefficient bounds

“…. There is an extensive literature on the estimates of the initial coefficients of bi-univalent functions (see [3,6,7,14,19,20]).…”