FLINT3.7.0-dev

n_mulhi

Synopsis#include <flint/ulong_extras.h>
ulong n_mulhi(ulong a, ulong b)source

Returns the high word \lfloor ab / B \rfloor of the double-word product ab.

Cite this page

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