On certain differential sandwich theorems involving a generalized Sǎlǎgean operator and Ruscheweyh operator

Loriana, Andrei

doi:10.1515/auom-2015-0003

Abstract

In the present paper we introduce sufficient conditions for subordination and superordination involving the operator ${DR}_{λ}^{m, n}$ $DR_\lambda ^{m,n} $ and also we obtain sandwich-type results.

References

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On certain differential sandwich theorems involving a generalized Sǎlǎgean operator and Ruscheweyh operator

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