From b43eccd4cffed5bd1017c5821524fb6e49202f78 Mon Sep 17 00:00:00 2001
From: Sandeep Gupta
Date: Sun, 18 Jun 2017 23:55:40 +0530
Subject: First commit

---
 2.3-1/src/c/elementaryFunctions/asinh/zasinhs.c | 26 +++++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 2.3-1/src/c/elementaryFunctions/asinh/zasinhs.c

(limited to '2.3-1/src/c/elementaryFunctions/asinh/zasinhs.c')

diff --git a/2.3-1/src/c/elementaryFunctions/asinh/zasinhs.c b/2.3-1/src/c/elementaryFunctions/asinh/zasinhs.c
new file mode 100644
index 00000000..9322b04e
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/asinh/zasinhs.c
@@ -0,0 +1,26 @@
+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2007-2008 - 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
+ *
+ */
+
+/*
+//  METHOD
+//     based on the formula  asinh(z) = -i asin(i z)
+*/
+
+#include "asinh.h"
+#include "asin.h"
+
+doubleComplex		zasinhs(doubleComplex z) {
+  doubleComplex i_z = DoubleComplex(-zimags(z), zreals(z));
+  doubleComplex asin_i_z = zasins(i_z);
+
+  return DoubleComplex(zimags(asin_i_z), -zreals(asin_i_z));
+}
-- 
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