FLINT3.7.0-dev

_arb_hypgeom_gamma_lower_fmpq_0_bsplit

Synopsis#include <flint/arb_hypgeom.h>
void _arb_hypgeom_gamma_lower_fmpq_0_bsplit(arb_t res, const fmpq_t a, const arb_t z, slong N, slong prec)source

Sets res to the series \gamma(a,z) = \frac{z^a e^{-z}}{a} \sum_n \frac{z^n}{(a+1)_n} truncated before the term of index N and computed by binary splitting. The truncation error is not included.

Cite this page

The FLINT team, “_arb_hypgeom_gamma_lower_fmpq_0_bsplit (arb_hypgeom.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/arb_hypgeom/_arb_hypgeom_gamma_lower_fmpq_0_bsplit.html (generated 2026-10-20).