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Some connections between class \(\mathcal U\)- and \(\alpha\)-convex functions - MaRDI portal

Some connections between class \(\mathcal U\)- and \(\alpha\)-convex functions (Q1724758)

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scientific article; zbMATH DE number 7022892
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Some connections between class \(\mathcal U\)- and \(\alpha\)-convex functions
scientific article; zbMATH DE number 7022892

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    Some connections between class \(\mathcal U\)- and \(\alpha\)-convex functions (English)
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    14 February 2019
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    Summary: The class \(\mathcal U(\lambda,\mu)\) of normalized analytic functions that satisfy \(|(z/f(z))^{1+\mu}\cdot f'(z)-1|<\lambda\) for all \(z\) in the open unit disk is studied and sufficient conditions for an \(\alpha\)-convex function to be in \(\mathcal U(\lambda,\mu)\) are given.
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