4 files changed, 82 insertions, 0 deletions
diff --git a/2.3-1/src/c/specialFunctions/gammaln/dgammalna.c b/2.3-1/src/c/specialFunctions/gammaln/dgammalna.c
new file mode 100644
index 00000000..8a2dd54b
--- /dev/null
+++ b/2.3-1/src/c/specialFunctions/gammaln/dgammalna.c
@@ -0,0 +1,21 @@
+/* Copyright (C) 2017 - IIT Bombay - FOSSEE
+
+ 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
+ Organization: FOSSEE, IIT Bombay
+ Author: Brijesh Gupta C R
+ Email: toolbox@scilab.in
+*/
+#include <stdio.h>
+#include <math.h>
+#include "factorial.h"
+#include "gammaln.h"
+
+void dgammalna(double* inp,int size,double* out)
+{
+    for(int i = 0; i<size; i++)
+	out[i] = dgammalns(inp[i]);
+}
diff --git a/2.3-1/src/c/specialFunctions/gammaln/dgammalns.c b/2.3-1/src/c/specialFunctions/gammaln/dgammalns.c
new file mode 100644
index 00000000..1c6c2918
--- /dev/null
+++ b/2.3-1/src/c/specialFunctions/gammaln/dgammalns.c
@@ -0,0 +1,20 @@
+/* Copyright (C) 2017 - IIT Bombay - FOSSEE
+
+ 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
+ Organization: FOSSEE, IIT Bombay
+ Author: Brijesh Gupta C R
+ Email: toolbox@scilab.in
+*/
+#include <stdio.h>
+#include <math.h>
+#include "factorial.h"
+#include "gammaln.h"
+
+double dgammalns(double inp)
+{
+    return log(dgammas(inp));
+}
diff --git a/2.3-1/src/c/specialFunctions/gammaln/sgammalna.c b/2.3-1/src/c/specialFunctions/gammaln/sgammalna.c
new file mode 100644
index 00000000..1760ca92
--- /dev/null
+++ b/2.3-1/src/c/specialFunctions/gammaln/sgammalna.c
@@ -0,0 +1,21 @@
+/* Copyright (C) 2017 - IIT Bombay - FOSSEE
+
+ 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
+ Organization: FOSSEE, IIT Bombay
+ Author: Brijesh Gupta C R
+ Email: toolbox@scilab.in
+*/
+#include <stdio.h>
+#include <math.h>
+#include "factorial.h"
+#include "gammaln.h"
+
+void sgammalna(float* inp,int size,float* out)
+{
+    for(int i = 0; i<size; i++)
+	out[i] = sgammalns(inp[i]);
+}
diff --git a/2.3-1/src/c/specialFunctions/gammaln/sgammalns.c b/2.3-1/src/c/specialFunctions/gammaln/sgammalns.c
new file mode 100644
index 00000000..af4c27fe
--- /dev/null
+++ b/2.3-1/src/c/specialFunctions/gammaln/sgammalns.c
@@ -0,0 +1,20 @@
+/* Copyright (C) 2017 - IIT Bombay - FOSSEE
+
+ 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
+ Organization: FOSSEE, IIT Bombay
+ Author: Brijesh Gupta C R
+ Email: toolbox@scilab.in
+*/
+#include <stdio.h>
+#include <math.h>
+#include "factorial.h"
+#include "gammaln.h"
+
+float sgammalns(float inp)
+{
+    return log(sgammas(inp));
+}