FLINT3.7.0-dev

nmod_inv

Synopsis#include <flint/nmod.h>
ulong nmod_inv(ulong a, nmod_t mod)source

Returns a^{-1} \bmod n for reduced a. Throws an exception if \gcd(a, n) \ne 1.

Guides#

Cite this page

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