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High order coefficient estimates in the class $ \Sigma$


Authors: Y. J. Leung and G. Schober
Journal: Proc. Amer. Math. Soc. 94 (1985), 659-664
MSC: Primary 30C50
DOI: https://doi.org/10.1090/S0002-9939-1985-0792279-3
MathSciNet review: 792279
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Abstract: Estimates are given for the coefficients $ {b_n}$ of functions in the class $ \sum $ in terms of $ \operatorname{Re} \{ 1 - {b_1}\} $. As a consequence, there is an explicit finite number $ \lambda $ such that $ \operatorname{Re} \{ \lambda {b_1} - {b_n}\} \leqslant \lambda $.


References [Enhancements On Off] (What's this?)

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DOI: https://doi.org/10.1090/S0002-9939-1985-0792279-3
Article copyright: © Copyright 1985 American Mathematical Society

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