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On a Theorem of Drasin
On a Theorem of Drasin

陈怀惠,方明亮
Chen Huaihui Fang Mingliang

Nanjing Normal University,Nanjing Normal University
(Nanjing Normal University

收稿日期: 1991-12-25
出版日期: 1991-10-15

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摘要  D. Drasin in 1969 proved that a family of holomorphic functions is normal ifevery function in the family satisfies f' - af~3≠b, where a and b are two complexnumbers and a≠0. Now, we obtain two improvements of this criterion. Theorem 1 A family {f} of holomorphic functions is normal if every functionin {f} satisfies
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