On some differential sandwich theorems involving a multiplier transformation and Ruscheweyh derivative

被引:0
|
作者
Lupas, Alina Alb [1 ]
机构
[1] Univ Oradea, Fac Sci, Dept Math & Comp Sci, 1 Univ Str, Oradea 410087, Romania
关键词
analytic functions; differential operator; differential subordination; differential superordination;
D O I
暂无
中图分类号
TP301 [理论、方法];
学科分类号
081202 ;
摘要
In this paper we obtain some subordination and superordination results for the operator IR lambda.lm,n and we establish differential sandwich-type theorems. The operator IR lambda.lm,n is defined as the Hadamard product of the multiplier transformation I (m, lambda, l) and Ruscheweyh derivative R-n.
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页码:1036 / 1042
页数:7
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