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/* mpc_sub_ui -- Add a complex number and an unsigned long int.
Copyright (C) 2002, 2009, 2011 INRIA
This file is part of GNU MPC.
GNU MPC is free software; you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License as published by the
Free Software Foundation; either version 3 of the License, or (at your
option) any later version.
GNU MPC 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 Lesser General Public License for
more details.
You should have received a copy of the GNU Lesser General Public License
along with this program. If not, see http://www.gnu.org/licenses/ .
*/
#include "mpc-impl.h"
/* return 0 iff both the real and imaginary parts are exact */
int
mpc_sub_ui (mpc_ptr a, mpc_srcptr b, unsigned long int c, mpc_rnd_t rnd)
{
int inex_re, inex_im;
inex_re = mpfr_sub_ui (mpc_realref(a), mpc_realref(b), c, MPC_RND_RE(rnd));
inex_im = mpfr_set (mpc_imagref(a), mpc_imagref(b), MPC_RND_IM(rnd));
return MPC_INEX(inex_re, inex_im);
}
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