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https://github.com/vale981/arb
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39 lines
896 B
C
39 lines
896 B
C
/*
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Copyright (C) 2012 Fredrik Johansson
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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 "fmpr.h"
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slong
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fmpr_set_fmpq(fmpr_t x, const fmpq_t y, slong prec, fmpr_rnd_t rnd)
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{
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if (fmpz_is_one(fmpq_denref(y)))
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{
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return fmpr_set_round_fmpz(x, fmpq_numref(y), prec, rnd);
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}
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else
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{
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slong res;
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fmpr_t t, u;
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fmpr_init(t);
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fmpr_init(u);
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fmpr_set_fmpz(t, fmpq_numref(y));
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fmpr_set_fmpz(u, fmpq_denref(y));
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res = fmpr_div(x, t, u, prec, rnd);
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fmpr_clear(t);
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fmpr_clear(u);
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return res;
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}
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}
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