arb/mag/set_fmpr.c
Fredrik Johansson f5d37425f5 arb_poly module
2014-05-13 20:43:04 +02:00

44 lines
1.4 KiB
C

/*=============================================================================
This file is part of ARB.
ARB is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
ARB is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with ARB; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2014 Fredrik Johansson
******************************************************************************/
#include "mag.h"
#include "arf.h"
void
mag_set_fmpr(mag_t x, const fmpr_t y)
{
if (fmpr_is_special(y))
{
if (fmpr_is_zero(y))
mag_zero(x);
else
mag_inf(x);
}
else
{
mag_set_fmpz_2exp_fmpz(x, fmpr_manref(y), fmpr_expref(y));
}
}