FLINT3.7.0-dev

n_is_squarefree

Synopsis#include <flint/ulong_extras.h>
int n_is_squarefree(ulong n)source

Returns whether n is squarefree, that is, \mu(n) \ne 0. By convention 1 is squarefree and 0 is not.

Cite this page

The FLINT team, “n_is_squarefree (ulong_extras.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/ulong_extras/n_is_squarefree.html (generated 2026-10-20).