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Showing 2011 · math.NTShow all
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math.NT2011★ 2 cited
Sums of products of Ramanujan sums
László Tóth
The Ramanujan sum is defined as the sum of -th powers of the primitive -th roots of unity. We investigate arithmetic functions of variables defined as certain su…
math.NT2011★ 41 cited
Menon's identity and arithmetical sums representing functions of several variables
László Tóth
We generalize Menon's identity by considering sums representing arithmetical functions of several variables. As an application, we give a formula for the number of cyclic subgroups…