New subclass of harmonic univalent functions defined by a generalised differential operator (Subkelas baharu fungsi univalen harmonik yang ditakrif oleh pengoperasi pembeza teritlak)

• Main Authors: Salma Faraj Ramadan,, Maslina Darus,
• Format: Article
• Published: Penerbit Universiti Kebangsaan Malaysia 2012
• Online Access: http://journalarticle.ukm.my/5463/; http://www.ukm.my/jqma/index2.html

Let SH denote the class of functions =fhg+ which are harmonic univalent and sense preserving in the unit disk U. Earlier we have introduced a class of harmonic functions defined by a generalised differential operator. In this paper we introduce a new subclass of this class and obtain results on coef...