Donovan, George S.; Rearick, David On Ramanujan’s sum. (English) Zbl 0158.29702 Norske Vid. Selsk. Forhdl. 39, 1-2 (1966). Reviewer: Tom M. Apostol Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 1 Document MSC: 11A25 Arithmetic functions; related numbers; inversion formulas Keywords:Ramanujan’s sum; sum of n-th powers of primitive k-th roots of unity; multiplicative function PDFBibTeX XMLCite \textit{G. S. Donovan} and \textit{D. Rearick}, Norske Vid. Selsk. Forhdl. 39, 1--2 (1966; Zbl 0158.29702)