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检索条件"主题词=unicity theorem"
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unicity theorems of Mesomorphic Functions with Three Weighted Sharing Values
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Chinese Quarterly Journal of Mathematics 2012年 第1期27卷 110-116页
作者: WANG Xin-li CAO Zhang-long College of Science University of Shanghai for Science and TechnologyShanghai 200093China
In this paper,with the idea of weighted sharing values,we deal with the problem of uniqueness of mesomorphic functions sharing three weighted *** obtain some theorems which improve the results of H X Yi and W R L.
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Normal Families and Uniqueness of Entire Functions and Their Derivatives
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Acta Mathematica Sinica,English Series 2007年 第6期23卷 973-982页
作者: Jiang Ming CHANG Department of Mathematics Changshu Institute of Technology Changshu 215500 P. R. China Department of Mathematics Nanjing Normal University Nanjing 210097 P. R. China Department of Applied Mathematics South China Agricultural University Guangzhou 510642 P. R. China Academy of Mathematics and Systems Science Chinese Academy of Sciences Beijing 100800 P. R. China
Let f be a nonconstant entire function; let k ≥ 2 be a positive integer; and let a be a nonzero complex number. If f(z) = a→f′(z) = a, and f′(z) = a →f^(k)(z) = a, then either f = Ce^λz + a or f = Ce^... 详细信息
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