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Sandwich-type theorems for a class of integral operators associated with meromorphic functions

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The purpose of the present paper is to investigate some sub- ordination and superordination preserving properties of certain integral operators defined on the space of meromorphic functions in the punctured open unit disk. The sandwich-type theorems for these integral operators are also presented.

Abstract

The purpose of the present paper is to investigate some sub- ordination and superordination preserving properties of certain integral operators defined on the space of meromorphic functions in the punctured open unit disk. The sandwich-type theorems for these integral operators are also presented.

참고문헌 (16)

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  12. S. S. Miller, "Di erential Subordinations, Theory and Applications" (2000), Marcel Dekker, Inc
  13. S. S. Miller, "Subordinants of di erential superordinations", Complex Var. Theory Appl, 48, pp.815~826 (2003)
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