mirror of
https://github.com/vale981/arb
synced 2025-03-06 01:41:39 -05:00
89 lines
2.7 KiB
C
89 lines
2.7 KiB
C
/*=============================================================================
|
|
|
|
This file is part of ARB.
|
|
|
|
ARB is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
ARB is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with ARB; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
|
|
|
|
=============================================================================*/
|
|
/******************************************************************************
|
|
|
|
Copyright (C) 2013 Fredrik Johansson
|
|
|
|
******************************************************************************/
|
|
|
|
#include "acb_poly.h"
|
|
|
|
int main()
|
|
{
|
|
long iter;
|
|
flint_rand_t state;
|
|
|
|
printf("zeta_em_tail_bsplit....");
|
|
fflush(stdout);
|
|
|
|
flint_randinit(state);
|
|
|
|
for (iter = 0; iter < 1000; iter++)
|
|
{
|
|
acb_t Na, s;
|
|
acb_ptr z1, z2, Nasx;
|
|
long i, M, len, prec;
|
|
|
|
prec = 2 + n_randint(state, 400);
|
|
len = 1 + n_randint(state, 30);
|
|
M = n_randint(state, 40);
|
|
|
|
acb_init(Na);
|
|
acb_init(s);
|
|
|
|
Nasx = _acb_vec_init(len);
|
|
z1 = _acb_vec_init(len);
|
|
z2 = _acb_vec_init(len);
|
|
|
|
acb_randtest(Na, state, prec, 4);
|
|
acb_randtest(s, state, prec, 4);
|
|
|
|
_acb_poly_acb_invpow_cpx(Nasx, Na, s, len, prec);
|
|
|
|
_acb_poly_zeta_em_tail_naive(z1, s, Na, Nasx, M, len, prec);
|
|
_acb_poly_zeta_em_tail_bsplit(z2, s, Na, Nasx, M, len, prec);
|
|
|
|
for (i = 0; i < len; i++)
|
|
{
|
|
if (!acb_overlaps(z1 + i, z2 + i))
|
|
{
|
|
printf("FAIL: overlap\n\n");
|
|
printf("iter = %ld\n", iter);
|
|
printf("prec = %ld, len = %ld, M = %ld\n", prec, len, M);
|
|
printf("s = "); acb_printd(s, prec / 3.33); printf("\n\n");
|
|
printf("Na = "); acb_printd(Na, prec / 3.33); printf("\n\n");
|
|
printf("z1 = "); acb_printd(z1 + i, prec / 3.33); printf("\n\n");
|
|
printf("z2 = "); acb_printd(z2 + i, prec / 3.33); printf("\n\n");
|
|
abort();
|
|
}
|
|
}
|
|
|
|
acb_clear(Na);
|
|
acb_clear(s);
|
|
_acb_vec_clear(z1, len);
|
|
_acb_vec_clear(z2, len);
|
|
}
|
|
|
|
flint_randclear(state);
|
|
flint_cleanup();
|
|
printf("PASS\n");
|
|
return EXIT_SUCCESS;
|
|
}
|
|
|