2012-09-01 23:32:52 +02:00
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/*=============================================================================
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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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#ifndef FMPRB_H
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#define FMPRB_H
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#include "fmpr.h"
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2012-10-08 16:28:28 +02:00
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#include "fmpz_poly.h"
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2012-09-01 23:32:52 +02:00
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typedef struct
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{
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fmpr_struct mid;
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fmpr_struct rad;
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}
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fmprb_struct;
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typedef fmprb_struct fmprb_t[1];
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#define fmprb_midref(x) (&(x)->mid)
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#define fmprb_radref(x) (&(x)->rad)
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#define FMPRB_RAD_PREC 30
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#define FMPRB_MIN_ADJUSTED_PREC
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static __inline__ void
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fmprb_init(fmprb_t x)
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{
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fmpr_init(fmprb_midref(x));
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fmpr_init(fmprb_radref(x));
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}
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static __inline__ void
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fmprb_clear(fmprb_t x)
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{
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fmpr_clear(fmprb_midref(x));
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fmpr_clear(fmprb_radref(x));
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}
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2012-09-08 17:57:41 +02:00
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static __inline__ fmprb_struct *
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_fmprb_vec_init(long n)
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{
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long i;
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fmprb_struct * v = flint_malloc(sizeof(fmprb_struct) * n);
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for (i = 0; i < n; i++)
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fmprb_init(v + i);
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return v;
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}
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static __inline__ void
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_fmprb_vec_clear(fmprb_struct * v, long n)
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{
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long i;
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for (i = 0; i < n; i++)
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fmprb_clear(v + i);
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flint_free(v);
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}
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2012-09-01 23:32:52 +02:00
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static __inline__ int
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fmprb_is_exact(const fmprb_t x)
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{
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return fmpr_is_zero(fmprb_radref(x));
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}
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2012-09-13 13:47:22 +02:00
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static __inline__ int
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fmprb_equal(const fmprb_t x, const fmprb_t y)
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{
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return fmpr_equal(fmprb_midref(x), fmprb_midref(y)) &&
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fmpr_equal(fmprb_radref(x), fmprb_radref(y));
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}
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2012-09-02 06:09:40 +02:00
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static __inline__ void
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fmprb_zero(fmprb_t x)
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{
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fmpr_zero(fmprb_midref(x));
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fmpr_zero(fmprb_radref(x));
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}
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2012-09-04 12:56:29 +02:00
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static __inline__ int
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fmprb_is_zero(const fmprb_t x)
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{
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return fmpr_is_zero(fmprb_midref(x)) && fmpr_is_zero(fmprb_radref(x));
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}
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2012-09-01 23:32:52 +02:00
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static __inline__ void
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fmprb_set(fmprb_t x, const fmprb_t y)
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{
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fmpr_set(fmprb_midref(x), fmprb_midref(y));
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fmpr_set(fmprb_radref(x), fmprb_radref(y));
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}
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2012-09-10 12:27:32 +02:00
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void fmprb_set_round(fmprb_t z, const fmprb_t x, long prec);
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2012-09-22 00:32:33 +02:00
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static __inline__ void
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fmprb_swap(fmprb_t x, fmprb_t y)
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{
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fmprb_struct t = *x;
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*x = *y;
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*y = t;
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}
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2012-09-01 23:32:52 +02:00
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static __inline__ void
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fmprb_neg(fmprb_t x, const fmprb_t y)
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{
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fmpr_neg(fmprb_midref(x), fmprb_midref(y));
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fmpr_set(fmprb_radref(x), fmprb_radref(y));
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}
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static __inline__ void
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fmprb_abs(fmprb_t x, const fmprb_t y)
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{
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fmpr_abs(fmprb_midref(x), fmprb_midref(y));
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fmpr_set(fmprb_radref(x), fmprb_radref(y));
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}
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2012-09-20 15:51:49 +02:00
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static __inline__ void
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fmprb_set_fmpr(fmprb_t x, const fmpr_t y)
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{
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fmpr_set(fmprb_midref(x), y);
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fmpr_zero(fmprb_radref(x));
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}
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2012-09-01 23:32:52 +02:00
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static __inline__ void
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fmprb_set_si(fmprb_t x, long y)
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{
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fmpr_set_si(fmprb_midref(x), y);
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fmpr_zero(fmprb_radref(x));
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}
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static __inline__ void
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fmprb_set_ui(fmprb_t x, ulong y)
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{
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fmpr_set_ui(fmprb_midref(x), y);
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fmpr_zero(fmprb_radref(x));
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}
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static __inline__ void
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fmprb_set_fmpz(fmprb_t x, const fmpz_t y)
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{
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fmpr_set_fmpz(fmprb_midref(x), y);
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fmpr_zero(fmprb_radref(x));
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}
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2013-01-09 18:02:38 +01:00
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static __inline__ void
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fmprb_set_fmpz_2exp(fmprb_t x, const fmpz_t y, const fmpz_t exp)
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{
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fmpr_set_fmpz_2exp(fmprb_midref(x), y, exp);
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fmpr_zero(fmprb_radref(x));
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}
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static __inline__ void
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fmprb_set_round_fmpz_2exp(fmprb_t y, const fmpz_t x, const fmpz_t exp, long prec)
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{
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long r = fmpr_set_round_fmpz_2exp(fmprb_midref(y), x, exp, prec, FMPR_RND_DOWN);
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fmpr_set_error_result(fmprb_radref(y), fmprb_midref(y), r);
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}
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static __inline__ void
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fmprb_set_round_fmpz(fmprb_t y, const fmpz_t x, long prec)
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{
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long r = fmpr_set_round_fmpz(fmprb_midref(y), x, prec, FMPR_RND_DOWN);
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fmpr_set_error_result(fmprb_radref(y), fmprb_midref(y), r);
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}
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2012-09-08 17:57:41 +02:00
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static __inline__ int
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fmprb_is_one(const fmprb_t f)
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{
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return fmpr_is_one(fmprb_midref(f)) && fmpr_is_zero(fmprb_radref(f));
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}
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static __inline__ void
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fmprb_one(fmprb_t f)
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{
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fmprb_set_ui(f, 1UL);
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}
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2012-09-01 23:32:52 +02:00
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static __inline__ void
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fmprb_adjust(fmprb_t x)
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{
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if (!fmprb_is_exact(x))
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{
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/* reduce precision here */
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}
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}
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void fmprb_add(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_add_ui(fmprb_t z, const fmprb_t x, ulong y, long prec);
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void fmprb_add_si(fmprb_t z, const fmprb_t x, long y, long prec);
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void fmprb_add_fmpz(fmprb_t z, const fmprb_t x, const fmpz_t y, long prec);
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2012-09-20 15:51:49 +02:00
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void fmprb_add_fmpr(fmprb_t z, const fmprb_t x, const fmpr_t y, long prec);
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2012-09-01 23:32:52 +02:00
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void fmprb_addmul(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_addmul_ui(fmprb_t z, const fmprb_t x, ulong y, long prec);
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void fmprb_addmul_si(fmprb_t z, const fmprb_t x, long y, long prec);
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void fmprb_addmul_fmpz(fmprb_t z, const fmprb_t x, const fmpz_t y, long prec);
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void fmprb_div(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_div_ui(fmprb_t z, const fmprb_t x, ulong y, long prec);
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void fmprb_div_si(fmprb_t z, const fmprb_t x, long y, long prec);
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void fmprb_div_fmpz(fmprb_t z, const fmprb_t x, const fmpz_t y, long prec);
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2012-09-03 16:26:41 +02:00
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void fmprb_fmpz_div_fmpz(fmprb_t y, const fmpz_t num, const fmpz_t den, long prec);
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2012-09-05 02:12:32 +02:00
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void fmprb_ui_div(fmprb_t z, ulong x, const fmprb_t y, long prec);
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2012-09-01 23:32:52 +02:00
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2012-09-09 23:49:43 +02:00
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void fmprb_div_2expm1_ui(fmprb_t y, const fmprb_t x, ulong n, long prec);
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2013-01-10 19:19:18 +01:00
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void fmprb_mul_fmpr_naive(fmprb_t z, const fmprb_t x, const fmpr_t y, long prec);
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void fmprb_mul_main_naive(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_mul_naive(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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2012-09-01 23:32:52 +02:00
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void fmprb_mul(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_mul_ui(fmprb_t z, const fmprb_t x, ulong y, long prec);
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void fmprb_mul_si(fmprb_t z, const fmprb_t x, long y, long prec);
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void fmprb_mul_fmpz(fmprb_t z, const fmprb_t x, const fmpz_t y, long prec);
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2013-01-15 12:09:26 +01:00
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void fmprb_mul_fmpr(fmprb_t z, const fmprb_t x, const fmpr_t y, long prec);
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2012-09-01 23:32:52 +02:00
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void fmprb_sqrt(fmprb_t z, const fmprb_t x, long prec);
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void fmprb_sqrt_ui(fmprb_t z, ulong x, long prec);
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void fmprb_sqrt_fmpz(fmprb_t z, const fmpz_t x, long prec);
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2012-12-04 13:19:26 +01:00
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void fmprb_sqrtpos(fmprb_t z, const fmprb_t x, long prec);
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2013-03-22 12:34:57 +01:00
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void fmprb_hypot(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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2012-09-01 23:32:52 +02:00
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void fmprb_sub(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_sub_ui(fmprb_t z, const fmprb_t x, ulong y, long prec);
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void fmprb_sub_si(fmprb_t z, const fmprb_t x, long y, long prec);
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void fmprb_sub_fmpz(fmprb_t z, const fmprb_t x, const fmpz_t y, long prec);
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void fmprb_submul(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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void fmprb_submul_ui(fmprb_t z, const fmprb_t x, ulong y, long prec);
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void fmprb_submul_si(fmprb_t z, const fmprb_t x, long y, long prec);
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void fmprb_submul_fmpz(fmprb_t z, const fmprb_t x, const fmpz_t y, long prec);
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2013-03-26 11:41:12 +01:00
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void fmprb_pow_fmpz_binexp(fmprb_t y, const fmprb_t b, const fmpz_t e, long prec);
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void fmprb_pow_fmpz(fmprb_t y, const fmprb_t b, const fmpz_t e, long prec);
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2012-09-03 16:26:41 +02:00
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void fmprb_pow_ui(fmprb_t y, const fmprb_t b, ulong e, long prec);
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2012-09-02 06:09:40 +02:00
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void fmprb_ui_pow_ui(fmprb_t y, ulong b, ulong e, long prec);
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void fmprb_si_pow_ui(fmprb_t y, long b, ulong e, long prec);
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2013-02-28 14:32:59 +01:00
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2013-03-26 11:41:12 +01:00
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void fmprb_pow(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
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2013-02-28 14:32:59 +01:00
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void fmprb_root(fmprb_t z, const fmprb_t x, ulong k, long prec);
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2012-09-12 12:16:29 +02:00
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void fmprb_pow_fmpq(fmprb_t y, const fmprb_t x, const fmpq_t a, long prec);
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2012-09-02 06:09:40 +02:00
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void fmprb_log(fmprb_t z, const fmprb_t x, long prec);
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void fmprb_log_ui(fmprb_t z, ulong x, long prec);
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void fmprb_log_fmpz(fmprb_t z, const fmpz_t x, long prec);
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2012-09-07 12:19:27 +02:00
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void fmprb_exp(fmprb_t z, const fmprb_t x, long prec);
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2013-03-24 18:46:04 +01:00
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void fmprb_expm1(fmprb_t z, const fmprb_t x, long prec);
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2012-09-07 12:19:27 +02:00
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2012-09-25 13:11:23 +02:00
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void fmprb_sin(fmprb_t s, const fmprb_t x, long prec);
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void fmprb_cos(fmprb_t c, const fmprb_t x, long prec);
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void fmprb_sin_cos(fmprb_t s, fmprb_t c, const fmprb_t x, long prec);
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2013-02-19 18:41:13 +01:00
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void fmprb_sin_pi(fmprb_t s, const fmprb_t x, long prec);
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void fmprb_cos_pi(fmprb_t c, const fmprb_t x, long prec);
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void fmprb_sin_cos_pi(fmprb_t s, fmprb_t c, const fmprb_t x, long prec);
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2013-03-26 13:58:27 +01:00
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void fmprb_tan(fmprb_t y, const fmprb_t x, long prec);
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void fmprb_cot(fmprb_t y, const fmprb_t x, long prec);
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void fmprb_tan_pi(fmprb_t y, const fmprb_t x, long prec);
|
|
|
|
void fmprb_cot_pi(fmprb_t y, const fmprb_t x, long prec);
|
|
|
|
|
2013-02-22 13:54:51 +01:00
|
|
|
void fmprb_sin_cos_pi_fmpq(fmprb_t s, fmprb_t c, const fmpq_t x, long prec);
|
|
|
|
void fmprb_sin_pi_fmpq(fmprb_t s, const fmpq_t x, long prec);
|
|
|
|
void fmprb_cos_pi_fmpq(fmprb_t c, const fmpq_t x, long prec);
|
|
|
|
|
2013-02-25 17:13:07 +01:00
|
|
|
void _fmprb_sin_cos_pi_fmpq_algebraic(fmprb_t s, fmprb_t c, ulong p, ulong q, long prec);
|
|
|
|
void _fmprb_sin_pi_fmpq_algebraic(fmprb_t c, ulong p, ulong q, long prec);
|
|
|
|
void _fmprb_cos_pi_fmpq_algebraic(fmprb_t c, ulong p, ulong q, long prec);
|
|
|
|
|
2012-11-16 13:26:56 +01:00
|
|
|
void fmprb_sinh(fmprb_t z, const fmprb_t x, long prec);
|
|
|
|
void fmprb_cosh(fmprb_t z, const fmprb_t x, long prec);
|
|
|
|
void fmprb_sinh_cosh(fmprb_t s, fmprb_t c, const fmprb_t x, long prec);
|
2013-03-26 13:39:19 +01:00
|
|
|
void fmprb_tanh(fmprb_t y, const fmprb_t x, long prec);
|
|
|
|
void fmprb_coth(fmprb_t y, const fmprb_t x, long prec);
|
2012-11-16 13:26:56 +01:00
|
|
|
|
2012-09-25 13:11:23 +02:00
|
|
|
void fmprb_atan(fmprb_t z, const fmprb_t x, long prec);
|
2013-02-19 11:17:21 +01:00
|
|
|
void fmprb_atan2(fmprb_t z, const fmprb_t b, const fmprb_t a, long prec);
|
2012-09-25 13:11:23 +02:00
|
|
|
|
2012-09-03 11:09:05 +02:00
|
|
|
void fmprb_fac_ui(fmprb_t x, ulong n, long prec);
|
2013-02-27 14:51:03 +01:00
|
|
|
void fmprb_rising_ui(fmprb_t y, const fmprb_t x, ulong n, long prec);
|
2012-09-03 11:09:05 +02:00
|
|
|
|
2012-09-03 11:49:25 +02:00
|
|
|
void fmprb_bin_ui(fmprb_t x, const fmprb_t n, ulong k, long prec);
|
|
|
|
void fmprb_bin_uiui(fmprb_t x, ulong n, ulong k, long prec);
|
|
|
|
|
2012-09-05 15:30:20 +02:00
|
|
|
void fmprb_fib_fmpz(fmprb_t f, const fmpz_t n, long prec);
|
|
|
|
void fmprb_fib_ui(fmprb_t f, ulong n, long prec);
|
|
|
|
|
2012-09-01 23:32:52 +02:00
|
|
|
void fmprb_const_pi_chudnovsky(fmprb_t x, long prec);
|
2012-09-03 16:26:41 +02:00
|
|
|
void fmprb_const_pi(fmprb_t x, long prec);
|
2013-03-01 13:49:16 +01:00
|
|
|
void fmprb_const_sqrt_pi(fmprb_t t, long prec);
|
2012-09-20 12:25:41 +02:00
|
|
|
void fmprb_const_log_sqrt2pi(fmprb_t t, long prec);
|
2013-03-04 12:55:54 +01:00
|
|
|
void fmprb_const_log2(fmprb_t s, long prec);
|
2013-03-04 16:24:27 +01:00
|
|
|
void fmprb_const_log10(fmprb_t s, long prec);
|
2013-03-21 15:30:28 +01:00
|
|
|
void fmprb_const_euler(fmprb_t s, long prec);
|
2013-03-04 12:55:54 +01:00
|
|
|
void fmprb_const_catalan(fmprb_t s, long prec);
|
|
|
|
void fmprb_const_e(fmprb_t s, long prec);
|
2013-03-27 15:54:05 +01:00
|
|
|
void fmprb_const_khinchin(fmprb_t K, long prec);
|
2012-09-20 12:25:41 +02:00
|
|
|
|
2013-02-28 15:29:19 +01:00
|
|
|
void fmprb_agm(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
|
|
|
|
|
2012-09-02 06:09:40 +02:00
|
|
|
|
2012-12-22 21:29:11 +01:00
|
|
|
void fmprb_lgamma(fmprb_t y, const fmprb_t x, long prec);
|
|
|
|
void fmprb_rgamma(fmprb_t y, const fmprb_t x, long prec);
|
|
|
|
void fmprb_gamma(fmprb_t y, const fmprb_t x, long prec);
|
2013-03-22 23:48:18 +01:00
|
|
|
void fmprb_gamma_fmpq(fmprb_t y, const fmpq_t x, long prec);
|
2013-03-27 17:35:26 +01:00
|
|
|
void fmprb_gamma_fmpz(fmprb_t y, const fmpz_t x, long prec);
|
2012-09-16 22:36:49 +02:00
|
|
|
|
2013-03-04 01:24:50 +01:00
|
|
|
void fmprb_digamma(fmprb_t y, const fmprb_t x, long prec);
|
|
|
|
|
2013-03-27 18:25:00 +01:00
|
|
|
void fmprb_zeta(fmprb_t y, const fmprb_t s, long prec);
|
|
|
|
void fmprb_zeta_ui(fmprb_t b, ulong n, long prec);
|
|
|
|
void fmprb_bernoulli_ui(fmprb_t b, ulong n, long prec);
|
|
|
|
|
2012-09-10 17:07:41 +02:00
|
|
|
static __inline__ void
|
|
|
|
fmprb_print(const fmprb_t x)
|
|
|
|
{
|
|
|
|
fmpr_print(fmprb_midref(x));
|
|
|
|
printf(" +/- ");
|
|
|
|
fmpr_print(fmprb_radref(x));
|
|
|
|
}
|
|
|
|
|
2012-09-01 23:32:52 +02:00
|
|
|
static __inline__ void
|
|
|
|
fmprb_printd(const fmprb_t x, long digits)
|
|
|
|
{
|
2012-09-28 13:18:15 +02:00
|
|
|
fmpr_printd(fmprb_midref(x), FLINT_ABS(digits));
|
|
|
|
if (digits > 0)
|
|
|
|
{
|
|
|
|
printf(" +/- ");
|
|
|
|
fmpr_printd(fmprb_radref(x), 5);
|
|
|
|
}
|
2012-09-01 23:32:52 +02:00
|
|
|
}
|
|
|
|
|
2012-09-03 16:26:41 +02:00
|
|
|
static __inline__ void
|
|
|
|
fmprb_mul_2exp_si(fmprb_t y, const fmprb_t x, long e)
|
|
|
|
{
|
|
|
|
fmpr_mul_2exp_si(fmprb_midref(y), fmprb_midref(x), e);
|
|
|
|
fmpr_mul_2exp_si(fmprb_radref(y), fmprb_radref(x), e);
|
|
|
|
}
|
|
|
|
|
2013-03-24 18:46:04 +01:00
|
|
|
static __inline__ void
|
|
|
|
fmprb_mul_2exp_fmpz(fmprb_t y, const fmprb_t x, const fmpz_t e)
|
|
|
|
{
|
|
|
|
fmpr_mul_2exp_fmpz(fmprb_midref(y), fmprb_midref(x), e);
|
|
|
|
fmpr_mul_2exp_fmpz(fmprb_radref(y), fmprb_radref(x), e);
|
|
|
|
}
|
|
|
|
|
2012-09-03 16:26:41 +02:00
|
|
|
static __inline__ void
|
|
|
|
fmprb_set_fmpq(fmprb_t y, const fmpq_t x, long prec)
|
|
|
|
{
|
|
|
|
fmprb_fmpz_div_fmpz(y, fmpq_numref(x), fmpq_denref(x), prec);
|
|
|
|
}
|
|
|
|
|
2012-09-04 17:47:02 +02:00
|
|
|
int fmprb_contains_fmpr(const fmprb_t x, const fmpr_t y);
|
|
|
|
int fmprb_contains_fmpq(const fmprb_t x, const fmpq_t y);
|
|
|
|
int fmprb_contains_fmpz(const fmprb_t x, const fmpz_t y);
|
2012-09-10 12:27:32 +02:00
|
|
|
int fmprb_contains_mpfr(const fmprb_t x, const mpfr_t y);
|
2012-09-04 17:47:02 +02:00
|
|
|
int fmprb_contains_zero(const fmprb_t x);
|
|
|
|
|
2012-10-15 15:06:36 +02:00
|
|
|
int fmprb_overlaps(const fmprb_t x, const fmprb_t y);
|
|
|
|
|
2012-11-16 15:12:54 +01:00
|
|
|
int fmprb_contains(const fmprb_t x, const fmprb_t y);
|
|
|
|
|
2012-12-04 13:19:26 +01:00
|
|
|
static __inline__ int
|
|
|
|
fmprb_is_nonzero(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return !fmprb_contains_zero(x);
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_is_positive(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) > 0) &&
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) < 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_is_nonnegative(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) >= 0) &&
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) <= 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_is_negative(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) < 0) &&
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) < 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_is_nonpositive(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) <= 0) &&
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) <= 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_contains_negative(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) < 0) ||
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) > 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_contains_nonpositive(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) <= 0) ||
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) >= 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_contains_positive(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) > 0) ||
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) > 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ int
|
|
|
|
fmprb_contains_nonnegative(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return (fmpr_sgn(fmprb_midref(x)) >= 0) ||
|
2012-12-04 14:17:42 +01:00
|
|
|
(fmpr_cmpabs(fmprb_radref(x), fmprb_midref(x)) >= 0);
|
2012-12-04 13:19:26 +01:00
|
|
|
}
|
|
|
|
|
2012-10-15 17:31:04 +02:00
|
|
|
static __inline__ void
|
2012-10-15 16:14:31 +02:00
|
|
|
fmprb_get_abs_ubound_fmpr(fmpr_t u, const fmprb_t x, long prec)
|
|
|
|
{
|
|
|
|
if (fmpr_sgn(fmprb_midref(x)) < 0)
|
|
|
|
fmpr_sub(u, fmprb_midref(x), fmprb_radref(x), prec, FMPR_RND_UP);
|
|
|
|
else
|
|
|
|
fmpr_add(u, fmprb_midref(x), fmprb_radref(x), prec, FMPR_RND_UP);
|
|
|
|
|
|
|
|
fmpr_abs(u, u);
|
|
|
|
}
|
|
|
|
|
2012-11-23 17:41:46 +01:00
|
|
|
static __inline__ void
|
|
|
|
fmprb_get_abs_lbound_fmpr(fmpr_t u, const fmprb_t x, long prec)
|
|
|
|
{
|
|
|
|
if (fmpr_sgn(fmprb_midref(x)) > 0)
|
|
|
|
{
|
|
|
|
fmpr_sub(u, fmprb_midref(x), fmprb_radref(x), prec, FMPR_RND_DOWN);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
fmpr_add(u, fmprb_midref(x), fmprb_radref(x), prec, FMPR_RND_DOWN);
|
|
|
|
fmpr_neg(u, u);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (fmpr_sgn(u) < 0)
|
|
|
|
fmpr_zero(u);
|
|
|
|
}
|
|
|
|
|
2012-09-10 17:07:41 +02:00
|
|
|
void fmprb_get_interval_fmpz_2exp(fmpz_t a, fmpz_t b, fmpz_t exp, const fmprb_t x);
|
|
|
|
|
2012-12-18 11:36:54 +01:00
|
|
|
int fmprb_get_unique_fmpz(fmpz_t z, const fmprb_t x);
|
|
|
|
|
2013-02-28 15:13:21 +01:00
|
|
|
void fmprb_set_interval_fmpr(fmprb_t x, const fmpr_t a, const fmpr_t b, long prec);
|
|
|
|
|
|
|
|
void fmprb_union(fmprb_t z, const fmprb_t x, const fmprb_t y, long prec);
|
|
|
|
|
2012-09-10 12:27:32 +02:00
|
|
|
static __inline__ long
|
|
|
|
fmprb_rel_error_bits(const fmprb_t x)
|
|
|
|
{
|
|
|
|
fmpz_t midmag, radmag;
|
|
|
|
long result;
|
|
|
|
|
|
|
|
if (fmpr_is_zero(fmprb_radref(x)))
|
|
|
|
return -FMPR_PREC_EXACT;
|
|
|
|
if (fmpr_is_special(fmprb_midref(x)) || fmpr_is_special(fmprb_radref(x)))
|
|
|
|
return FMPR_PREC_EXACT;
|
|
|
|
|
|
|
|
fmpz_init(midmag);
|
|
|
|
fmpz_init(radmag);
|
|
|
|
|
|
|
|
fmpz_add_ui(midmag, fmpr_expref(fmprb_midref(x)),
|
|
|
|
fmpz_bits(fmpr_manref(fmprb_midref(x))));
|
|
|
|
fmpz_add_ui(radmag, fmpr_expref(fmprb_radref(x)),
|
|
|
|
fmpz_bits(fmpr_manref(fmprb_radref(x))));
|
|
|
|
fmpz_add_ui(radmag, radmag, 1);
|
|
|
|
|
|
|
|
result = _fmpz_sub_small(radmag, midmag);
|
|
|
|
|
|
|
|
fmpz_clear(midmag);
|
|
|
|
fmpz_clear(radmag);
|
|
|
|
|
|
|
|
return result;
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ long
|
|
|
|
fmprb_rel_accuracy_bits(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return -fmprb_rel_error_bits(x);
|
|
|
|
}
|
|
|
|
|
2013-03-01 14:16:42 +01:00
|
|
|
static __inline__ long
|
|
|
|
fmprb_bits(const fmprb_t x)
|
|
|
|
{
|
|
|
|
return fmpr_bits(fmprb_midref(x));
|
|
|
|
}
|
|
|
|
|
2012-09-20 12:00:13 +02:00
|
|
|
void fmprb_add_error_fmpr(fmprb_t x, const fmpr_t err);
|
|
|
|
void fmprb_add_error_2exp_si(fmprb_t x, long err);
|
2013-03-24 18:46:04 +01:00
|
|
|
void fmprb_add_error_2exp_fmpz(fmprb_t x, const fmpz_t err);
|
2012-09-20 12:00:13 +02:00
|
|
|
void fmprb_add_error(fmprb_t x, const fmprb_t error);
|
|
|
|
|
2012-09-10 17:07:41 +02:00
|
|
|
void fmprb_randtest(fmprb_t x, flint_rand_t state, long prec, long mag_bits);
|
2012-12-22 21:29:11 +01:00
|
|
|
void fmprb_randtest_exact(fmprb_t x, flint_rand_t state, long prec, long mag_bits);
|
|
|
|
void fmprb_randtest_wide(fmprb_t x, flint_rand_t state, long prec, long mag_bits);
|
|
|
|
void fmprb_randtest_precise(fmprb_t x, flint_rand_t state, long prec, long mag_bits);
|
2012-09-10 17:07:41 +02:00
|
|
|
|
2012-09-10 17:13:50 +02:00
|
|
|
void fmprb_get_rand_fmpq(fmpq_t q, flint_rand_t state, const fmprb_t x, long bits);
|
|
|
|
|
2012-09-20 12:25:41 +02:00
|
|
|
#define DEF_CACHED_CONSTANT(name, comp_func) \
|
2013-01-13 22:41:43 +01:00
|
|
|
__thread long name ## _cached_prec = 0; \
|
|
|
|
__thread fmprb_t name ## _cached_value; \
|
2012-09-20 12:25:41 +02:00
|
|
|
void \
|
|
|
|
name(fmprb_t x, long prec) \
|
|
|
|
{ \
|
|
|
|
if (name ## _cached_prec < prec) \
|
|
|
|
{ \
|
|
|
|
if (name ## _cached_prec == 0) \
|
|
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|
fmprb_init(name ## _cached_value); \
|
|
|
|
comp_func(name ## _cached_value, prec); \
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|
name ## _cached_prec = prec; \
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|
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|
} \
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fmprb_set_round(x, name ## _cached_value, prec); \
|
|
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|
} \
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|
|
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|
2012-09-21 16:25:39 +02:00
|
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|
/* vector functions */
|
|
|
|
|
|
|
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static __inline__ void
|
|
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_fmprb_vec_zero(fmprb_struct * A, long n)
|
|
|
|
{
|
|
|
|
long i;
|
|
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|
for (i = 0; i < n; i++)
|
|
|
|
fmprb_zero(A + i);
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|
}
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|
|
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|
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|
static __inline__ void
|
|
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|
_fmprb_vec_set(fmprb_struct * res, const fmprb_struct * vec, long len)
|
|
|
|
{
|
|
|
|
long i;
|
|
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|
for (i = 0; i < len; i++)
|
|
|
|
fmprb_set(res + i, vec + i);
|
|
|
|
}
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|
|
|
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_neg(fmprb_struct * B, const fmprb_struct * A, long n)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
for (i = 0; i < n; i++)
|
|
|
|
fmprb_neg(B + i, A + i);
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_sub(fmprb_struct * C, const fmprb_struct * A,
|
|
|
|
const fmprb_struct * B, long n, long prec)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
for (i = 0; i < n; i++)
|
|
|
|
fmprb_sub(C + i, A + i, B + i, prec);
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_add(fmprb_struct * C, const fmprb_struct * A,
|
|
|
|
const fmprb_struct * B, long n, long prec)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
for (i = 0; i < n; i++)
|
|
|
|
fmprb_add(C + i, A + i, B + i, prec);
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_scalar_mul(fmprb_struct * res, const fmprb_struct * vec,
|
|
|
|
long len, const fmprb_t c, long prec)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
for (i = 0; i < len; i++)
|
|
|
|
fmprb_mul(res + i, vec + i, c, prec);
|
|
|
|
}
|
|
|
|
|
2013-01-15 12:09:26 +01:00
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_scalar_mul_fmpz(fmprb_struct * res, const fmprb_struct * vec,
|
|
|
|
long len, const fmpz_t c, long prec)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
fmpr_t t;
|
|
|
|
fmpr_init(t);
|
|
|
|
fmpr_set_fmpz(t, c);
|
|
|
|
for (i = 0; i < len; i++)
|
|
|
|
fmprb_mul_fmpr(res + i, vec + i, t, prec);
|
|
|
|
fmpr_clear(t);
|
|
|
|
}
|
|
|
|
|
2012-09-21 16:25:39 +02:00
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_scalar_addmul(fmprb_struct * res, const fmprb_struct * vec,
|
|
|
|
long len, const fmprb_t c, long prec)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
for (i = 0; i < len; i++)
|
|
|
|
fmprb_addmul(res + i, vec + i, c, prec);
|
|
|
|
}
|
|
|
|
|
2012-12-04 13:19:26 +01:00
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_get_abs_ubound_fmpr(fmpr_t bound, const fmprb_struct * vec,
|
|
|
|
long len, long prec)
|
|
|
|
{
|
|
|
|
fmpr_t t;
|
|
|
|
long i;
|
|
|
|
|
|
|
|
if (len < 1)
|
|
|
|
{
|
|
|
|
fmpr_zero(bound);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
fmprb_get_abs_ubound_fmpr(bound, vec, prec);
|
|
|
|
fmpr_init(t);
|
|
|
|
for (i = 1; i < len; i++)
|
|
|
|
{
|
|
|
|
fmprb_get_abs_ubound_fmpr(t, vec + i, prec);
|
|
|
|
if (fmpr_cmp(t, bound) > 0)
|
|
|
|
fmpr_set(bound, t);
|
|
|
|
}
|
|
|
|
fmpr_clear(t);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2013-03-01 14:16:42 +01:00
|
|
|
static __inline__ long
|
|
|
|
_fmprb_vec_bits(const fmprb_struct * x, long len)
|
|
|
|
{
|
|
|
|
long i, b, c;
|
|
|
|
|
|
|
|
b = 0;
|
|
|
|
for (i = 0; i < len; i++)
|
|
|
|
{
|
|
|
|
c = fmprb_bits(x + i);
|
|
|
|
b = FLINT_MAX(b, c);
|
|
|
|
}
|
|
|
|
|
|
|
|
return b;
|
|
|
|
}
|
|
|
|
|
2013-04-26 16:58:43 +02:00
|
|
|
static __inline__ void
|
|
|
|
_fmprb_vec_set_powers(fmprb_struct * xs, const fmprb_t x, long len, long prec)
|
|
|
|
{
|
|
|
|
long i;
|
|
|
|
|
|
|
|
for (i = 0; i < len; i++)
|
|
|
|
{
|
|
|
|
if (i == 0)
|
|
|
|
fmprb_one(xs + i);
|
|
|
|
else if (i == 1)
|
|
|
|
fmprb_set_round(xs + i, x, prec);
|
|
|
|
else if (i % 2 == 0)
|
|
|
|
fmprb_mul(xs + i, xs + i / 2, xs + i / 2, prec);
|
|
|
|
else
|
|
|
|
fmprb_mul(xs + i, xs + i - 1, x, prec);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2012-09-22 00:32:33 +02:00
|
|
|
#endif
|