Abstract: The purpose of this paper is to give a new proof of the well known inequality of Hayman: T(r, f)<=(2+(1/l))N(r, 1/f)+(2+(2/l))N(r, 1/(f^(l)-1))+S(r,f), by a method which in some respects simplifies that of Hayman.

Key words: meromorphic functions, theorem of Hayman

摘要： 给出了Hayman的一个定理的新的证明。

关键词: 亚纯函数, Hayman的定理