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dan ye han shu de xi shu lin yu
Author(s): 
Pages: 130-132,143
Year: Issue:  1
Journal: JOURNAL OF WEINAN TEACHERS COLLEGE

Keyword:  星形函数凸函数Hadamard乘积;
Abstract: 本文引进单位圆盘D内的解析函数f(z)=Z+ ∞Σn=2 a,Zn的二系级数邻域N2a(f)={ξ:ξ(z)=z+ ∞∑n=2 bnZa且∞∑n=2 n2|an-bn|≤δ}的概念,对于一类星形函数和凸函数,我们获得其系数邻域之两条重要性质.
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