FLINT3.7.0-dev

n_compute_primes, n_primes_arr_readonly, n_prime_inverses_arr_readonly, n_cleanup_primes

Synopsis#include <flint/ulong_extras.h>
void n_compute_primes(ulong num_primes)source
const ulong * n_primes_arr_readonly(ulong num_primes)source
const double * n_prime_inverses_arr_readonly(ulong n)source
void n_cleanup_primes(void)source

Maintain a per-thread cache of the first primes and their double inverses. The _readonly functions return pointers into the cache, which stay valid until n_cleanup_primes is called in the same thread.

Cite this page

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