Value sharing of meromorphic functions and their derivatives |
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| Authors: | Ang Chen,Feng Lü |
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| Affiliation: | a Department of Mathematics, Shandong University, Jinan 250100, PR China
b Department of Mathematics, China University of Petroleum, Dongying, Shandong 257061, PR China |
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| Abstract: | In this paper, we estimate the size of ρn's in the famous L. Zalcman's lemma. With it, we obtain some uniqueness theorems for meromorphic functions f and f′ when they share two transcendental meromorphic functions. |
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| Keywords: | Meromorphic functions Nevanlinna theory Value sharing Normal family |
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