ROTATIONS AND CONVOLUTIONS OF HARMONIC CONVEX MAPPINGS

Liulan Li

Abstract


In this paper, we consider the convolutions of slanted half-plane mappings and strip mappings and generalize related results in general settings. We also consider a class of harmonic mappings containing slanted half-plane mappings and strip mappings and, as a consequence, we prove that the convex combination of such mappings is convex.


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