1 files changed, 35 insertions, 0 deletions
diff --git a/ui_sub.c b/ui_sub.c
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+++ b/ui_sub.c
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+/* mpc_ui_sub -- Subtract a complex number from an unsigned long int. 
+
+Copyright (C) 2005 Marc Helbling, Paul Zimmermann.
+
+This file is part of the MPC Library.
+
+The MPC Library 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 2.1 of the License, or (at your
+option) any later version.
+
+The MPC Library 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 the MPC Library; see the file COPYING.LIB.  If not, write to
+the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
+MA 02111-1307, USA. */
+
+#include "gmp.h"
+#include "mpfr.h"
+#include "mpc.h"
+
+int
+mpc_ui_sub (mpc_ptr a, unsigned long int b, mpc_srcptr c, mpc_rnd_t rnd)
+{
+  int inex_re, inex_im;
+  
+  inex_re = mpfr_ui_sub (MPC_RE (a), b, MPC_RE (c), MPC_RND_RE (rnd));
+  inex_im = mpfr_neg    (MPC_IM (a),    MPC_IM (c), MPC_RND_IM (rnd));
+
+  return MPC_INEX (inex_re, inex_im);
+}