mirror of
https://github.com/vale981/arb
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36 lines
891 B
C
36 lines
891 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_power(acb_t z, const acb_dirichlet_powers_t t, ulong n, slong prec)
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{
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if (!t->depth)
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{
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acb_pow_ui(z, t->z, n, prec);
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}
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else
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{
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slong k;
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ulong r;
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r = n % t->size;
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n = n / t->size;
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acb_set(z, t->Z[0] + r);
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for (k = 1; k < t->depth && n; k++)
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{
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r = n % t->size;
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n = n / t->size;
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acb_mul(z, z, t->Z[k] + r, prec);
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}
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}
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}
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