From db464f35f5a10b58d9ed1085e0b462689adee583 Mon Sep 17 00:00:00 2001
From: Siddhesh Wani
Date: Mon, 25 May 2015 14:46:31 +0530
Subject: Original Version

---
 src/c/matrixOperations/hilb/shilba.c | 44 ++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 src/c/matrixOperations/hilb/shilba.c

(limited to 'src/c/matrixOperations/hilb/shilba.c')

diff --git a/src/c/matrixOperations/hilb/shilba.c b/src/c/matrixOperations/hilb/shilba.c
new file mode 100644
index 00000000..25249ced
--- /dev/null
+++ b/src/c/matrixOperations/hilb/shilba.c
@@ -0,0 +1,44 @@
+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2008-2008 - INRIA - Allan SIMON
+ *
+ *  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 "hilb.h"
+
+void shilba ( float* out, int size ){
+    
+  	int iIndex1		= 0;
+	int iIndex2		= 0;
+	float dblVal	= (float) size;
+	float dblTemp	= 0;
+
+	for(iIndex1 = 0 ; iIndex1 < size ; iIndex1++)
+	{
+		if(iIndex1 != 0)
+			dblVal = ((float)(size - iIndex1) * dblVal * (float)(size + iIndex1)) /(float) pow((double)iIndex1,2);
+        
+		dblTemp = dblVal * dblVal;
+
+		out[iIndex1 * size + iIndex1]	=(float) dblTemp /(float) ( 2 * iIndex1 + 1);
+        
+		if(iIndex1 == size - 1)
+			break;
+        
+		for(iIndex2 = iIndex1 + 1 ; iIndex2 < size ; iIndex2++)
+		{
+			dblTemp = -((float)(size - iIndex2) * dblTemp *(float) (size + iIndex2)) /(float) pow((double)iIndex2,2);
+			out[iIndex1 * size + iIndex2] = dblTemp /(float) (iIndex1 + iIndex2 + 1);
+			out[iIndex2 * size + iIndex1] = out[iIndex1 * size + iIndex2];
+		}
+	}  
+    
+    
+}
-- 
cgit