arb/fmpr/set_fmpz_2exp.c
2012-09-10 16:33:59 +02:00

40 lines
1.3 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) 2012 Fredrik Johansson
******************************************************************************/
#include "fmpr.h"
void
fmpr_set_fmpz_2exp(fmpr_t x, const fmpz_t man, const fmpz_t exp)
{
if (fmpz_is_zero(man))
{
fmpr_zero(x);
}
else
{
fmpr_set_fmpz(x, man);
fmpz_add(fmpr_expref(x), fmpr_expref(x), exp);
}
}