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24 lines
877 B
C
24 lines
877 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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void
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acb_dirichlet_char_primitive(acb_dirichlet_char_t chi0, const acb_dirichlet_group_t G0, const acb_dirichlet_group_t G, const acb_dirichlet_char_t chi)
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{
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chi0->q = chi->conductor;
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chi0->parity = chi->parity;
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chi0->conductor = chi->conductor;
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acb_dirichlet_conrey_primitive(chi0->x, G, chi->x, chi->conductor);
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acb_dirichlet_char_set_expo(chi0, G0);
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/* optional: divide by gcd to obtain true order */
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acb_dirichlet_char_normalize(chi0, G0);
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}
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