FLINT3.7.0-dev

mag_tail_kexpk2_arb

Synopsis#include <flint/acb_dirichlet.h>
void mag_tail_kexpk2_arb(mag_t res, const arb_t a, ulong n)source

Sets res to an upper bound for \sum_{k > n} k e^{-a k^2}.

Cite this page

The FLINT team, “mag_tail_kexpk2_arb (acb_dirichlet.h),” FLINT: Fast Library for Number Theory, documentation, version 3.7.0-dev, 2026. https://flintlib.org/doc/acb_dirichlet/mag_tail_kexpk2_arb.html (generated 2026-10-20).