1 files changed, 27 insertions, 0 deletions
diff --git a/src/c/operations/division/zldivs.c b/src/c/operations/division/zldivs.c
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+++ b/src/c/operations/division/zldivs.c
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+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2008-2008 - INRIA - Arnaud TORSET
+ *
+ *  This file must be used under the terms of the CeCILL.
+ *  This source file is licensed as described in the file COPYING, which
+ *  you should have received as part of this distribution.  The terms
+ *  are also available at
+ *  http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+ *
+ */
+
+
+#include "division.h" 
+#include "conj.h" 
+#include "multiplication.h"
+/* 
+ A\B = B*A^-1 = B*conj(A)/|A|^2
+ |A|^2 = Re(A)^2 + Im(A)^2
+ */
+ 
+doubleComplex zldivs (doubleComplex in1, doubleComplex in2){
+	doubleComplex zC1, zC2;
+	zC1 = zmuls(in2,zconjs(in1));
+	zC2 = DoubleComplex(zreals(in1)*zreals(in1)+zimags(in1)*zimags(in1),0);
+	return zrdivs(zC1,zC2);
+}