FLINT3.7.0-dev

dlog_vec, dlog_vec_add

Synopsis#include <flint/dlog.h>
void dlog_vec(ulong * v, ulong nv, ulong a, ulong va, nmod_t mod, ulong na, nmod_t order)source
void dlog_vec_add(ulong * v, ulong nv, ulong a, ulong va, nmod_t mod, ulong na, nmod_t order)source

Set v[k] to v_a \log_a(k) \bmod \mathit{order}, or (the add version) add it to v[k] modulo order for every k with v[k] \ne DLOG_NONE. They do nothing if v_a = 0. Both use loop if 6 n_a < \mathit{nv} and sieve otherwise.

Cite this page

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