Completely monotonic functions involving divided differences of the di- and tri-gamma functions and some applications

Communications on Pure and Applied Analysis

Volumn 8, Issue 6, 2009, Pages 1975-1989

  Qi, Feng ^a   Guo, Bai Ni ^b  

^a HENAN NORMAL UNIVERSITY   (China)

^b HENAN POLYTECHNIC UNIVERSITY   (China)

Author keywords

Completely monotonic function; Convexity; Digamma function; Divided difference; Logarithmically completely monotonic function; Monotonicity; Ratio of two gamma functions; Trigamma function

Indexed keywords

EID: 73249123569     PISSN: 15340392     EISSN: 15535258     Source Type: Journal    
DOI: 10.3934/cpaa.2009.8.1975     Document Type: Article

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