On the univalent functions starlike with respect to a boundary point

Todorov, Pavel G.

doi:10.1090/S0002-9939-1986-0845972-9

On the univalent functions starlike with respect to a boundary point
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by Pavel G. Todorov

Proc. Amer. Math. Soc. 97 (1986), 602-604

DOI: https://doi.org/10.1090/S0002-9939-1986-0845972-9

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Abstract:

For the examined functions, we have obtained a structure formula and estimates for $|f(z)/(1 - z)|{\text { }}$ and $|\arg (f(z)/(1 - z))|$, the moduli of the partial sums of the coefficient series and the moduli of the coefficients.

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Über den Variabilitätsbereich der Fourierschen Konstanten von positiven harmonischen Funktionen

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