Coefficients of odd univalent functions
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Abstract:
Let \[ {S_2} = \left \{ {{f_2}(z) = z + \sum \limits _{n = 1}^\infty {{b_n}{z^{2n + 1}}} \in S} \right \}.\] In this note we prove $\left | {{b_n}} \right | < 1.1305$. This is an improvement of V. I. Milin’s result [1].References
- V. I. Milin, Estimate of the coefficients of odd univalent functions, Metric questions of the theory of functions (Russian), “Naukova Dumka”, Kiev, 1980, pp. 78–86, 160 (Russian). MR 598843
- I. M. Milin, Odnolistnye funktsii i ortonormirovannye sistemy, Izdat. “Nauka”, Moscow, 1971 (Russian). MR 0369684 V. I. Levin, Some remarks on the coefficients of schlicht functions, Proc. London Math. Soc. 39 (1935), 467-480. J. E. Littlewood and R. E. A. C. Paley, A proof that an odd schlicht function has bounded coefficients, J. London Math. Soc. 7 (1932), 167-169. Kung Sun, Contributions to the theory of schlicht functions. II: The coefficient problem, Sci. Sinica 4 (1955), 359-373. L. de Branges, A proof of the Bieberbach conjecture, Steklov Mat. Inst., LOMI, preprint E-5-84, Leningrad, 1984, pp. 1-21.
Additional Information
- © Copyright 1986 American Mathematical Society
- Journal: Proc. Amer. Math. Soc. 96 (1986), 183-186
- MSC: Primary 30C50; Secondary 30C45
- DOI: https://doi.org/10.1090/S0002-9939-1986-0813835-0
- MathSciNet review: 813835