FLINT3.7.0-dev

fmpz_mod_is_one

Synopsis#include <flint/fmpz_mod.h>
int fmpz_mod_is_one(const fmpz_t a, const fmpz_mod_ctx_t ctx)source

Returns 1 if aa is 1 modulo nn, that is, if a=1a = 1 or n=1n = 1, and 0 otherwise.

Cite this page

The FLINT team, “fmpz_mod_is_one (fmpz_mod.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/fmpz_mod/fmpz_mod_is_one.html (generated 2026-11-02).