arb/acb_dirichlet/test/t-zeta_jet_rs.c

113 lines
3.5 KiB
C

/*
Copyright (C) 2017 Fredrik Johansson
This file is part of Arb.
Arb is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version. See <http://www.gnu.org/licenses/>.
*/
#include "acb_dirichlet.h"
int main()
{
slong iter;
flint_rand_t state;
flint_printf("zeta_jet_rs....");
fflush(stdout);
flint_randinit(state);
for (iter = 0; iter < 200 * arb_test_multiplier(); iter++)
{
acb_t s1, s2, a;
acb_ptr r1, r2;
slong prec1, prec2, len;
acb_init(a);
acb_init(s1);
acb_init(s2);
r1 = _acb_vec_init(2);
r2 = _acb_vec_init(2);
len = 1 + n_randint(state, 2);
if (n_randint(state, 2))
arb_set_d(acb_realref(s1), 0.5);
else
arb_randtest(acb_realref(s1), state, 2 + n_randint(state, 100), 2);
arb_randtest(acb_imagref(s1), state, 2 + n_randint(state, 100), 2);
arb_add_ui(acb_imagref(s1), acb_imagref(s1), n_randtest(state) % 1000, 100);
acb_set(s2, s1);
acb_randtest(r1, state, 2 + n_randint(state, 100), 3);
acb_randtest(r2, state, 2 + n_randint(state, 100), 3);
if (len > 1)
{
acb_randtest(r1 + 1, state, 2 + n_randint(state, 100), 3);
acb_randtest(r2 + 1, state, 2 + n_randint(state, 100), 3);
}
prec1 = 2 + n_randint(state, 150);
prec2 = 2 + n_randint(state, 150);
if (n_randint(state, 4) == 0)
{
mag_zero(arb_radref(acb_realref(s2)));
mag_zero(arb_radref(acb_imagref(s2)));
}
if (n_randint(state, 4) == 0)
{
if (n_randint(state, 2))
arb_get_ubound_arf(arb_midref(acb_realref(s2)), acb_realref(s2), ARF_PREC_EXACT);
else
arb_get_lbound_arf(arb_midref(acb_realref(s2)), acb_realref(s2), ARF_PREC_EXACT);
mag_zero(arb_radref(acb_realref(s2)));
}
if (n_randint(state, 4) == 0)
{
if (n_randint(state, 2))
arb_get_ubound_arf(arb_midref(acb_imagref(s2)), acb_imagref(s2), ARF_PREC_EXACT);
else
arb_get_lbound_arf(arb_midref(acb_imagref(s2)), acb_imagref(s2), ARF_PREC_EXACT);
mag_zero(arb_radref(acb_imagref(s2)));
}
acb_dirichlet_zeta_jet_rs(r1, s1, len, prec1);
acb_one(a);
_acb_poly_zeta_cpx_series(r2, s2, a, 0, len, prec2);
if (!acb_overlaps(r1, r2) || !acb_overlaps(r1 + 1, r2 + 1))
{
flint_printf("FAIL: overlap\n\n");
flint_printf("iter = %wd, len = %wd\n", iter, len);
flint_printf("s1 = "); acb_printn(s1, 50, 0); flint_printf("\n\n");
flint_printf("s2 = "); acb_printn(s2, 50, 0); flint_printf("\n\n");
flint_printf("r1[0] = "); acb_printn(r1, 50, 0); flint_printf("\n\n");
flint_printf("r2[0] = "); acb_printn(r2, 50, 0); flint_printf("\n\n");
flint_printf("r1[1] = "); acb_printn(r1 + 1, 50, 0); flint_printf("\n\n");
flint_printf("r2[1] = "); acb_printn(r2 + 1, 50, 0); flint_printf("\n\n");
flint_abort();
}
acb_clear(a);
acb_clear(s1);
acb_clear(s2);
_acb_vec_clear(r1, 2);
_acb_vec_clear(r2, 2);
}
flint_randclear(state);
flint_cleanup();
flint_printf("PASS\n");
return EXIT_SUCCESS;
}