1 files changed, 22 insertions, 0 deletions
diff --git a/src/c/elementaryFunctions/tanh/ctanhs.c b/src/c/elementaryFunctions/tanh/ctanhs.c
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+++ b/src/c/elementaryFunctions/tanh/ctanhs.c
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+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2006-2008 - INRIA - Bruno JOFRET
+ *
+ *  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 "tanh.h"
+#include "tan.h"
+
+floatComplex		ctanhs(floatComplex z) {
+  float real = creals(z);
+  float imag = cimags(z);
+
+  floatComplex result = ctans(FloatComplex(-imag, real));
+  return (FloatComplex(cimags(result), -creals(result)));
+}