Sharp bounds are obtained for the logarithmic coefficients γ1, γ2, γ3 and inverse coefficients Γ1, Γ2, Γ3 together with difference bounds and a Hankel determinant inequality in the class W(α) defined by Re{f'(z) + α z f''(z)} > 0.
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Logarithmic Coefficients Problems of Geometric Subclass of Closed-to-convex Functions
Sharp bounds are obtained for the logarithmic coefficients γ1, γ2, γ3 and inverse coefficients Γ1, Γ2, Γ3 together with difference bounds and a Hankel determinant inequality in the class W(α) defined by Re{f'(z) + α z f''(z)} > 0.