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https://github.com/vale981/arb
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51 lines
1.5 KiB
C
51 lines
1.5 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) 2014 Fredrik Johansson
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******************************************************************************/
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#include "mag.h"
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int
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mag_cmp(const mag_t x, const mag_t y)
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{
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int c;
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if (mag_equal(x, y))
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return 0;
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if (mag_is_special(x) || mag_is_special(y))
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{
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if (mag_is_zero(x)) return -1;
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if (mag_is_zero(y)) return 1;
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if (mag_is_inf(x)) return 1;
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if (mag_is_inf(y)) return -1;
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}
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c = fmpz_cmp(MAG_EXPREF(x), MAG_EXPREF(y));
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if (c == 0)
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return (MAG_MAN(x) < MAG_MAN(y)) ? -1 : 1;
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return (c < 0) ? -1 : 1;
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}
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