FLINT3.7.0-dev

qqbar_is_rational, qqbar_is_integer, qqbar_is_algebraic_integer

Synopsis#include <flint/qqbar.h>
int qqbar_is_rational(const qqbar_t x)source
int qqbar_is_integer(const qqbar_t x)source
int qqbar_is_algebraic_integer(const qqbar_t x)source

Returns whether x is a rational number (degree 1), an integer, or an algebraic integer (its minimal polynomial is monic).

Guides#

Cite this page

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