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On singularity of function family |
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| Authors: | Sun Daochun |
| Institution: | (1) Department of Mathematics, Wuhan University, 430072 Wuhan, China |
| Abstract: | We define a notion of singularity for a family of meromorphic functions. Some sufficient and necessary conditions for this singularity are estabilished. Supported by the National Natural Science Foundation of China Sun Daochun: born in July, 1943, Professor |
| Keywords: | normal family covering surface characteristic island |
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