Publisher
Springer International Publishing
Reference8 articles.
1. E. Cohen, Some totient functions. Duke Math. J. 23, 515–522 (1956)
2. P. Haukkanen, Menon’s identity with respect to a generalized divisibility relation. Aequationes Math. 70, 240–246 (2005)
3. P. Haukkanen, J. Wang, A generalization of Menon’s identity with respect to a set of polynomials. Portugal. Math. 53, 331–337 (1996)
4. H.G. Kopetzky, Ein asymptotischer Ausdruck für eine zahlentheoretische Funktion. Monatsh. Math. 84, 213–217 (1977)
5. P.K. Menon, On the sum $$\sum \,(a-1,\,n),\,[(a,\,n)=1]$$. J. Indian Math. Soc. (N.S.) 29, 155–163 (1965)