Open AccessOn Some Subclasses of Harmonic Functions Defined by Fractional Calculus
Author(s) -
R. A. Al-Khal,
H. A. Al-Kharsani
Publication year - 2008
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 - 10.1155/2008/576571
Subject(s) - mathematics , fractional calculus , calculus (dental) , harmonic , harmonic function , time scale calculus , pure mathematics , mathematical analysis , multivariable calculus , medicine , physics , dentistry , quantum mechanics , control engineering , engineering
The purpose of this paper is to study subclasses of normalized harmonic functions with positive real part using fractional derivative. Sharp estimates for coefficients and distortion theorems are given
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