Open AccessHADAMARD PRODUCTS OF CERTAIN MEROMORPHIC UNIVALENT FUNCTIONS
Author(s) -
Oh Sang Kwon,
Nak Eun Cho
Publication year - 1997
Publication title -
tamkang journal of mathematics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.324
H-Index - 18
eISSN - 0049-2930
pISSN - 2073-9826
DOI - 10.5556/j.tkjm.28.1997.4306
Subject(s) - meromorphic function , mathematics , convolution (computer science) , hadamard transform , order (exchange) , pure mathematics , extreme point , object (grammar) , hadamard product , mathematical analysis , combinatorics , computer science , artificial intelligence , finance , artificial neural network , economics
The object of the present paper is to show convolution properties, order of starlike ness, integral transforms and the extreme points for certain classes of meromorphic univalent functions having postive coefficients. All of the results are sharp.