Borwein, Peter; Choi, Stephen K. K.; Coons, Michael Completely multiplicative functions taking values in \(\{-1,1\}\). (English) Zbl 1222.11111 Trans. Am. Math. Soc. 362, No. 12, 6279-6291 (2010). Reviewer: Gennady Bachman (Las Vegas) MSC: 11N25 11N37 11A15 PDF BibTeX XML Cite \textit{P. Borwein} et al., Trans. Am. Math. Soc. 362, No. 12, 6279--6291 (2010; Zbl 1222.11111) Full Text: DOI arXiv OpenURL
Porubský, Štefan Rényi’s formula with remainder term on arithmetical semigroups. (English) Zbl 0735.11045 Math. Slovaca 40, No. 1, 37-52 (1990). Reviewer: John Knopfmacher (Johannesburg) MSC: 11N80 11N37 PDF BibTeX XML Cite \textit{Š. Porubský}, Math. Slovaca 40, No. 1, 37--52 (1990; Zbl 0735.11045) Full Text: EuDML OpenURL