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Differential sandwich theorems for analytic functions defined by Cho—Kwon—Srivastava operatorDOI: 10.2478/v10062-009-0002-1 Keywords: Hadamard product, Cho-Kwon-Srivastava operator, subordination, superordination Abstract: By making use of Cho-Kwon-Srivastava operator, we obtain some subordinations and superordinations results for certain normalized analytic functions.
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