Multiplicative arithmetic function
= Multiplicative arithmetic function
{wiki=Multiplicative_function}
An arithmetic function $f$ is multiplicative when $f(mn)=f(m)f(n)$ whenever $m$ and $n$ are coprime.
= Multiplicative arithmetic function
{wiki=Multiplicative_function}
An arithmetic function $f$ is multiplicative when $f(mn)=f(m)f(n)$ whenever $m$ and $n$ are coprime.