Radius of univalence of certain class of analytic functions
Radius of univalence of certain class of analytic functions
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DOI:
10.2298/fil1306085o
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发表时间:
2013
期刊:
影响因子:
0.8
通讯作者:
M. Obradović;S. Ponnusamy
中科院分区:
文献类型:
--
作者:
M. Obradović;S. Ponnusamy
Let A denote be the class of analytic functions in the unit disk D with the normalization f(0) = f ' (0) − 1 = 0. For z/f(z) , 0 in D, consider Uf(z) = ( z f(z) )2 f ' (z) and B(z) = f(z) z .