89 lines
2.6 KiB
C
89 lines
2.6 KiB
C
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/*=============================================================================
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This file is part of FLINT.
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FLINT 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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FLINT 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 FLINT; 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) 2011 Fredrik Johansson
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******************************************************************************/
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#ifndef FMPZ_FACTOR_H
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#define FMPZ_FACTOR_H
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#include <gmp.h>
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#include "flint.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct
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{
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int sign;
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fmpz * p;
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ulong * exp;
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slong alloc;
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slong num;
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} fmpz_factor_struct;
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typedef fmpz_factor_struct fmpz_factor_t[1];
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/* Utility functions *********************************************************/
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void fmpz_factor_init(fmpz_factor_t factor);
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void fmpz_factor_clear(fmpz_factor_t factor);
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void fmpz_factor_print(const fmpz_factor_t factor);
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void _fmpz_factor_fit_length(fmpz_factor_t factor, slong len);
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void _fmpz_factor_append_ui(fmpz_factor_t factor, mp_limb_t p, ulong exp);
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void _fmpz_factor_set_length(fmpz_factor_t factor, slong newlen);
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/* Factoring *****************************************************************/
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void _fmpz_factor_extend_factor_ui(fmpz_factor_t factor, mp_limb_t n);
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int fmpz_factor_trial_range(fmpz_factor_t factor, const fmpz_t n,
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ulong start, ulong num_primes);
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void fmpz_factor(fmpz_factor_t factor, const fmpz_t n);
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void fmpz_factor_si(fmpz_factor_t factor, slong n);
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int fmpz_factor_pp1(fmpz_t factor, const fmpz_t n,
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ulong B1, ulong B2_sqrt, ulong c);
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/* Expansion *****************************************************************/
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void fmpz_factor_expand_iterative(fmpz_t n, const fmpz_factor_t factor);
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void fmpz_factor_expand_multiexp(fmpz_t n, const fmpz_factor_t factor);
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void fmpz_factor_expand(fmpz_t n, const fmpz_factor_t factor);
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#ifdef __cplusplus
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}
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#endif
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#endif
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