FLINT3.7.0-dev

NFLOAT_ALLOW_UNDERFLOW

Synopsis#include <flint/nfloat.h>
NFLOAT_ALLOW_UNDERFLOWsource

By default, a result that underflows the exponent range is set to zero and the operation returns GR_UNABLE. With this flag, it returns GR_SUCCESS with the zero result.

Guides#

Cite this page

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