`arb_bell_fmpz, arb_bell_ui`

Synopsis#include <flint/arb.h>

void arb_bell_fmpz(arb_t res, const fmpz_t n, slong prec)source

void arb_bell_ui(arb_t res, ulong n, slong prec)source

Set res to the Bell number B_n, exactly if it fits in prec bits and otherwise as a numerical approximation computed efficiently by the algorithm of [Joh2015].

References#

[Joh2015] F. Johansson, "Computing Bell numbers", https://fredrikj.net/blog/2015/08/computing-bell-numbers/

Cite this page

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

@misc{flint-doc-arb-arb-bell-fmpz,
  author       = {{The FLINT team}},
  title        = {{arb\_bell\_fmpz, arb\_bell\_ui (arb.h)}},
  howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
  year         = {2026},
  url          = {https://flintlib.org/doc/arb/arb_bell_fmpz.html},
  note         = {Generated 2026-10-20}
}

Edit this page · PDF version · Built with fdoc from f12f9f517b