Gautschi, Walter A harmonic mean inequality for the gamma function. (English) Zbl 0239.33002 SIAM J. Math. Anal. 5, 278-281 (1974). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 2 ReviewsCited in 19 Documents MSC: 33B15 Gamma, beta and polygamma functions 26D20 Other analytical inequalities PDFBibTeX XMLCite \textit{W. Gautschi}, SIAM J. Math. Anal. 5, 278--281 (1974; Zbl 0239.33002) Full Text: DOI