`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 2026-11-02).

@misc{flint-doc-gr-special-gr-atan2,
  author       = {{The FLINT team}},
  title        = {{gr\_atan2 (gr\_special.h)}},
  howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
  year         = {2026},
  url          = {https://flintlib.org/doc/gr_special/gr_atan2.html},
  note         = {Generated 2026-11-02}
}

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