Acta mathematica scientia,Series A

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A Note on Unicity of Meromorphic Functions

Lei Chunlin; Fang Mingliang; Yang Degui; Wang Xueqin
  

  1. (Department of Applied Mathematics, South China Agricultural University, Guangzhou 510642)
  • Received:2006-11-19 Revised:2007-12-19 Online:2008-10-25 Published:2008-10-25
  • Contact: Lei Chunlin

Abstract: Let f be a nonconstant meromorphic function, n(≥ 4) be a positive integer,and a be a nonzero finite complex number. If f n and (f n)’ share a CM, then f=ce z/n, where c is a nonzero constant.

Key words: Meromorphic function, Sharing value, Unicity

CLC Number: 

  • 30D35
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