41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/* Reference rational routines.
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Copyright 2001 Free Software Foundation, Inc.
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This file is part of the GNU MP Library test suite.
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The GNU MP Library test suite is free software; you can redistribute it
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and/or modify it under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of the License,
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or (at your option) any later version.
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The GNU MP Library test suite is distributed in the hope that it will be
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useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
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Public License for more details.
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You should have received a copy of the GNU General Public License along with
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the GNU MP Library test suite. If not, see https://www.gnu.org/licenses/. */
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#include "gmp-impl.h"
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#include "tests.h"
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void
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refmpq_add (mpq_ptr w, mpq_srcptr x, mpq_srcptr y)
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{
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mpz_mul (mpq_numref(w), mpq_numref(x), mpq_denref(y));
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mpz_addmul (mpq_numref(w), mpq_denref(x), mpq_numref(y));
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mpz_mul (mpq_denref(w), mpq_denref(x), mpq_denref(y));
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mpq_canonicalize (w);
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}
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void
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refmpq_sub (mpq_ptr w, mpq_srcptr x, mpq_srcptr y)
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{
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mpz_mul (mpq_numref(w), mpq_numref(x), mpq_denref(y));
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mpz_submul (mpq_numref(w), mpq_denref(x), mpq_numref(y));
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mpz_mul (mpq_denref(w), mpq_denref(x), mpq_denref(y));
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mpq_canonicalize (w);
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}
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