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https://github.com/vale981/arb
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53 lines
1.6 KiB
C
53 lines
1.6 KiB
C
/*=============================================================================
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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
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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ARB is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with ARB; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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=============================================================================*/
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/******************************************************************************
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Copyright (C) 2012 Fredrik Johansson
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******************************************************************************/
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#include "fmpr.h"
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long
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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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