`acb_tan, acb_cot`

Synopsis#include <flint/acb.h>

void acb_tan(acb_t r, const acb_t z, slong prec)source

void acb_cot(acb_t r, const acb_t z, slong prec)source

Set r to \tan z, respectively \cot z. For large |\operatorname{Im} z| they are evaluated stably as \pm i plus an exponentially small correction.

Cite this page

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

@misc{flint-doc-acb-acb-tan,
  author       = {{The FLINT team}},
  title        = {{acb\_tan, acb\_cot (acb.h)}},
  howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
  year         = {2026},
  url          = {https://flintlib.org/doc/acb/acb_tan.html},
  note         = {Generated 2026-10-20}
}

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