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/*
Copyright (C) 2020 D.H.J. Polymath
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"
slong
acb_dirichlet_platt_hardy_z_zeros(
arb_ptr res, const fmpz_t n, slong len, slong prec)
{
if (len <= 0 || fmpz_sizeinbase(n, 10) < 5)
{
return 0;
}
else if (fmpz_sgn(n) < 1)
{
flint_printf("Nonpositive indices of Hardy Z zeros are not supported.\n");
flint_abort();
}
else
{
slong r, s;
fmpz_t k;
fmpz_init(k);
fmpz_set(k, n);
for (s = 0; s < len; s += r)
{
r = acb_dirichlet_platt_local_hardy_z_zeros(res + s, k, len - s, prec);
if (!r)
break;
fmpz_add_si(k, k, r);
}
return s;
}
return 0;
}
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