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https://github.com/vale981/arb
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51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
/*=============================================================================
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This file is part of ARB.
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ARB is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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ARB is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with ARB; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2016 Pascal Molin
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******************************************************************************/
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#include "acb_dirichlet.h"
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void
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acb_dirichlet_chi_vec(acb_ptr v, const acb_dirichlet_group_t G, const acb_dirichlet_char_t chi, slong nv, slong prec)
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{
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slong k;
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ulong * a;
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acb_dirichlet_powers_t t;
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a = flint_malloc(nv * sizeof(ulong));
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acb_dirichlet_ui_chi_vec(a, G, chi, nv);
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acb_dirichlet_powers_init(t, chi->order, nv, prec);
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acb_zero(v + 0);
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for (k = 0; k < nv; k++)
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{
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if (a[k] != ACB_DIRICHLET_CHI_NULL)
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acb_dirichlet_power(v + k, t, a[k], prec);
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else
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*(v + k) = *(v + 0);
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}
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acb_dirichlet_powers_clear(t);
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flint_free(a);
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}
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