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关于亚纯函数的奇异方向
引用本文:李纯红.关于亚纯函数的奇异方向[J].西华师范大学学报(哲学社会科学版),1991,12(3):230-236.
作者姓名:李纯红
作者单位:四川师范学院数学系
摘    要:对以∞为重值的亚纯函数结合导数涉及重值的研究,顾永兴已获得了正规定则。杨乐预示相应于此定则的亚纯函数的奇异方向是存在的,但至今还没有解决这个问题。本文考虑无穷级情形,证实了奇异方向的存在性,并得到对于无穷级亚纯函数f,f′f~m(m>2)的Bofel方向也是存在的。此外还得到一些其它结果。

关 键 词:亚纯函数  奇异方向  无穷级  重值

ON THE SINGULAR DIRECTION OF MEROMORPHIC FUNCTION
Li Chunhong.ON THE SINGULAR DIRECTION OF MEROMORPHIC FUNCTION[J].Journal of China West Normal University:Natural Science Edition,1991,12(3):230-236.
Authors:Li Chunhong
Institution:Department of Mathematics
Abstract:Gu Yongxing had obtained the normal rule of meromorphie function combining its derivative and involving multiple values. Later Yang Lo predicted the existence of the singular direction of the meromorphic function corresponding to Gu's normal rule. But it hasn't been solved up to now. The paper taking the singular direction of meromorphic function of infinite order into considretion, proves its existence and that obtains the existence theorem of Borel direction of f'f~m(m>2),if f(z) is a meromorphic function of infinite order, Besides, it contains some other results.
Keywords:meromorphic functior of infinite order  singular direction  multiplicity
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