Li, Xi-Qiao; Liu, Zhi-Ming; Yang, Zhen-Hang; Zheng, Shen-Zhou Sharp Smith’s bounds for the gamma function. (English) Zbl 1381.33002 J. Inequal. Appl. 2018, Paper No. 27, 7 p. (2018). MSC: 33B15 26A51 26D15 PDFBibTeX XMLCite \textit{X.-Q. Li} et al., J. Inequal. Appl. 2018, Paper No. 27, 7 p. (2018; Zbl 1381.33002) Full Text: DOI
Sun, Bang-Cheng; Liu, Zhi-Ming; Li, Qiang; Zheng, Shen-Zhou The monotonicity and convexity of a function involving psi function with applications. (English) Zbl 1338.33012 J. Inequal. Appl. 2016, Paper No. 151, 17 p. (2016). MSC: 33B15 26A48 11B83 26D15 PDFBibTeX XMLCite \textit{B.-C. Sun} et al., J. Inequal. Appl. 2016, Paper No. 151, 17 p. (2016; Zbl 1338.33012) Full Text: DOI