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Proceedings of the American Mathematical Society

Published by the American Mathematical Society since 1950, Proceedings of the American Mathematical Society is devoted to shorter research articles in all areas of pure and applied mathematics.

ISSN 1088-6826 (online) ISSN 0002-9939 (print)

The 2020 MCQ for Proceedings of the American Mathematical Society is 0.85.

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On coefficient inequalities for meromorphic univalent functions
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by Li Quan Liu PDF
Proc. Amer. Math. Soc. 114 (1992), 413-422 Request permission

Correction: Proc. Amer. Math. Soc. 120 (1994), 1319.

Abstract:

We obtain some coefficient inequalities for the class $\Sigma$ consisting of functions of the form $f(z) = z + {b_0} + {b_1}/z + \cdots$ that are meromorphic and univalent in the exterior of the unit circle $|z| = 1$. These inequalities disprove two conjectures of Schober about linear functionals on $\Sigma$.
References
  • Peter L. Duren, Univalent functions, Grundlehren der mathematischen Wissenschaften [Fundamental Principles of Mathematical Sciences], vol. 259, Springer-Verlag, New York, 1983. MR 708494
  • Li-Chuan Liu, Some inequalities derived from fundamental lemma concerning schlicht functions, Acta Math. Sinica 7 (1957), 313–326 (Chinese, with English summary). MR 101326
  • Glenn Schober, Univalent functions—selected topics, Lecture Notes in Mathematics, Vol. 478, Springer-Verlag, Berlin-New York, 1975. MR 0507770
  • Glenn Schober, Some conjectures for the class $\Sigma$, Topics in complex analysis (Fairfield, Conn., 1983) Contemp. Math., vol. 38, Amer. Math. Soc., Providence, RI, 1985, pp. 13–21. MR 789441, DOI 10.1090/conm/038/02
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Additional Information
  • © Copyright 1992 American Mathematical Society
  • Journal: Proc. Amer. Math. Soc. 114 (1992), 413-422
  • MSC: Primary 30C70; Secondary 30C75
  • DOI: https://doi.org/10.1090/S0002-9939-1992-1086333-2
  • MathSciNet review: 1086333