Certain properties for analytic functions defined by a generalised derivative operator
In this paper, some important properties of analytic functions with negative coefficients defined by a generalised derivative operator are investigated. The properties include the necessary and sufficient conditions, radius of starlikeness, convexity and close-to-convexity.
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| Main Authors: | , |
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| Format: | Article |
| Language: | English |
| Published: |
Penerbit Universiti Kebangsaan Malaysia
2012
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| Online Access: | http://journalarticle.ukm.my/5922/1/jqma-8-2-makalah4.pdf http://journalarticle.ukm.my/5922/ http://pkukmweb.ukm.my/ppsmfst/jqma/index2.html |
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| Institution: | Universiti Kebangsaan Malaysia |
| Language: | English |