Abstract
We consider the class of bounded nonvanishing analytic functions in the unit disk and study the properties of extremal functions for some functionals of a certain form on this function class.
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References
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Romanova, S.V. Estimates for Some Functionals of Bounded Nonvanishing Functions. Siberian Mathematical Journal 44, 869–876 (2003). https://doi.org/10.1023/A:1025949122587
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DOI: https://doi.org/10.1023/A:1025949122587