On Certain Subclasses of Analytic Functions Defined by Differential Subordination
Author(s) -
Hesam Mahzoon
Publication year - 2011
Publication title -
international journal of mathematics and mathematical sciences
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.21
H-Index - 39
eISSN - 1687-0425
pISSN - 0161-1712
DOI - 10.1155/2011/103521
Subject(s) - subordination (linguistics) , mathematics , convexity , analytic function , differential (mechanical device) , pure mathematics , distortion (music) , mathematical analysis , amplifier , philosophy , linguistics , cmos , electronic engineering , financial economics , engineering , economics , aerospace engineering
We introduce and study certain subclasses of analytic functions which are defined by differential subordination. Coefficient inequalities, some properties of neighborhoods, distortion and covering theorems, radius of starlikeness, and convexity for these subclasses are given
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