FLINT3.7.0-dev

arb_sgn_nonzero

Synopsis#include <flint/arb.h>
int arb_sgn_nonzero(const arb_t x)source

Returns 1 if x is certainly positive, -1 if it is certainly negative, and 0 otherwise.

Cite this page

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