| /* mpc_sub -- Subtract two complex numbers. |
| |
| 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" |
| |
| int |
| mpc_sub (mpc_ptr a, mpc_srcptr b, mpc_srcptr c, mpc_rnd_t rnd) |
| { |
| int inex_re, inex_im; |
| |
| inex_re = mpfr_sub (mpc_realref(a), mpc_realref(b), mpc_realref(c), MPC_RND_RE(rnd)); |
| inex_im = mpfr_sub (mpc_imagref(a), mpc_imagref(b), mpc_imagref(c), MPC_RND_IM(rnd)); |
| |
| return MPC_INEX(inex_re, inex_im); |
| } |