Argument Estimates of Certain Meromorphic Functions
Commun. Korean Math. Soc. 2000 Vol. 15, No. 2, 263-274
Nak Eun Cho
Pukyong National University
Abstract : The object of the present paper is to obtain some argument properties of certain meromorphic functions in the punctured open unit disk. Furthermore, we investigate their integral preserving properties in a sector.
Keywords : meromorphic starlike, meromorphic close-to-convex, differential operator, argument estimates, integral operator
MSC numbers : 30C45
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