From 6caa12358284cfcd3b558fb793c6dd139bf1c739 Mon Sep 17 00:00:00 2001
From: jofret
Date: Fri, 11 Apr 2008 11:52:14 +0000
Subject: log1p(x) = log(x + 1)
---
src/elementaryFunctions/log1p/zlog1ps.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
create mode 100644 src/elementaryFunctions/log1p/zlog1ps.c
(limited to 'src/elementaryFunctions/log1p/zlog1ps.c')
diff --git a/src/elementaryFunctions/log1p/zlog1ps.c b/src/elementaryFunctions/log1p/zlog1ps.c
new file mode 100644
index 00000000..8b0aeb67
--- /dev/null
+++ b/src/elementaryFunctions/log1p/zlog1ps.c
@@ -0,0 +1,18 @@
+/*
+ * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ * Copyright (C) 2008-2008 - 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 "log.h"
+#include "log1p.h"
+
+doubleComplex zlog1ps(doubleComplex in) {
+ return zlogs(DoubleComplex(zreals(in) + 1, zimags(in)));
+}
--
cgit