Diamond, Harold G.; Straub, Armin Bounds for the logarithm of the Euler gamma function and its derivatives. (English) Zbl 1331.33002 J. Math. Anal. Appl. 433, No. 2, 1072-1083 (2016). Reviewer: Małgorzata Michalska (Lublin) MSC: 33B15 PDFBibTeX XMLCite \textit{H. G. Diamond} and \textit{A. Straub}, J. Math. Anal. Appl. 433, No. 2, 1072--1083 (2016; Zbl 1331.33002) Full Text: DOI arXiv
Diamond, Harold G.; Essen, Matts Functions with non-negative convolutions. (English) Zbl 0377.42007 J. Math. Anal. Appl. 63, 463-489 (1978). MSC: 42A85 26D15 22A10 PDFBibTeX XMLCite \textit{H. G. Diamond} and \textit{M. Essen}, J. Math. Anal. Appl. 63, 463--489 (1978; Zbl 0377.42007) Full Text: DOI