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31 lines
798 B
C
31 lines
798 B
C
/*
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Copyright (C) 2016 Pascal Molin
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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 it under
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the terms of the GNU Lesser General Public License (LGPL) as published
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by the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version. See <http://www.gnu.org/licenses/>.
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*/
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#include "acb_dirichlet.h"
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#include "acb_poly.h"
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void
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acb_dirichlet_gauss_sum_naive(acb_t res, const dirichlet_group_t G, const dirichlet_char_t chi, slong prec)
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{
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acb_t z;
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acb_ptr v;
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v = _acb_vec_init(G->q);
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acb_dirichlet_chi_vec(v, G, chi, G->q, prec);
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acb_init(z);
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acb_unit_root(z, G->q, prec);
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_acb_poly_evaluate(res, v, G->q, z, prec);
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acb_clear(z);
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_acb_vec_clear(v, G->q);
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}
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