FLINT3.7.0-dev

gr_atan2

Synopsis#include <flint/gr_special.h>
int gr_atan2(gr_ptr res, gr_srcptr x, gr_srcptr y, gr_ctx_t ctx)source

Sets res to \operatorname{atan2}(y, x), the argument of the point (x, y), where the first argument is y and the second x, as in C. Defined for real rings.

Cite this page

The FLINT team, “gr_atan2 (gr_special.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/gr_special/gr_atan2.html (generated 2026-10-20).