`acb_hypgeom_2f1_direct`

Synopsis#include <flint/acb_hypgeom.h>

void acb_hypgeom_2f1_direct(acb_t res, const acb_t a, const acb_t b, const acb_t c, const acb_t z, int regularized, slong prec)

source

Sets res to F(z) (or \mathbf{F}(z)) by direct summation of the hypergeometric series, which converges for |z| < 1.

Cite this page

The FLINT team, “acb_hypgeom_2f1_direct (acb_hypgeom.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/acb_hypgeom/acb_hypgeom_2f1_direct.html (generated 2026-10-20).

@misc{flint-doc-acb-hypgeom-acb-hypgeom-2f1-direct,
  author       = {{The FLINT team}},
  title        = {{acb\_hypgeom\_2f1\_direct (acb\_hypgeom.h)}},
  howpublished = {FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev},
  year         = {2026},
  url          = {https://flintlib.org/doc/acb_hypgeom/acb_hypgeom_2f1_direct.html},
  note         = {Generated 2026-10-20}
}

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