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29 lines
863 B
C
29 lines
863 B
C
/*
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Copyright (C) 2016 Fredrik Johansson
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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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void
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acb_dirichlet_l(acb_t res, const acb_t s,
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const dirichlet_group_t G, const dirichlet_char_t chi, slong prec)
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{
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/* this cutoff is probably too conservative when q is large */
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if (arf_cmp_d(arb_midref(acb_realref(s)), 8 + 0.5 * prec / log(prec)) >= 0)
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{
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acb_dirichlet_l_euler_product(res, s, G, chi, prec);
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}
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else
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{
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acb_dirichlet_l_hurwitz(res, s, G, chi, prec);
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}
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}
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