A subclass of harmonic functions with negative coefficients defined by Dziok-Srivastava operator | Zendy

G. Murugusundaramoorthy | Zendy; K. Vijaya | Zendy; B. A. Frasin | Zendy

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A subclass of harmonic functions with negative coefficients defined by Dziok-Srivastava operator

Author(s) -

G. Murugusundaramoorthy,

K. Vijaya,

B. A. Frasin

Publication year - 2011

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.42.2011.231

Subject(s) - mathematics , lambda , extreme point , operator (biology) , subclass , class (philosophy) , distortion (music) , harmonic , harmonic function , pure mathematics , discrete mathematics , combinatorics , mathematical analysis , cmos , repressor , artificial intelligence , electronic engineering , amplifier , chemistry , computer science , antibody , optics , engineering , biology , biochemistry , quantum mechanics , transcription factor , immunology , physics , gene

Making use of the Dziok-Srivastava operator, we introduce the class $% mathcal{R}_{overline{mathcal{H}}}^{p,q}([alpha _1],lambda ,gamma )$ of complex valued harmonic functions. We investigate the coefficient bounds, distortion inequalities , extreme points and inclusion results for this class

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