Fixed decomposition. Add sample matrix.

sample/testEskow.cpp

@@ -1,3 +1,4 @@
+#include <fstream>
 #include <cstring>
 #include <iostream>
 #include <iomanip>
@@ -26,28 +27,39 @@ struct MatrixOp
   }
 };
 
-int main()
+int main(int argc, char **argv)
 {
   MatrixOp M;
   double norm_E;
+  ifstream fi(argv[1]);
+  ofstream f("eskowed.txt");
+  CholeskyEskow<double,MatrixOp> chol;
 
-  M.N = 6;
+  fi >> M.N;
   M.M.resize(M.N*M.N);
 
-  memcpy(&M.M[0], &Hartmann_Matrix[0][0], sizeof(double)*36);
+  for (int i = 0; i < M.N; i++)
+    {
+      for (int j = 0; j < M.N; j++)
+	{
+	  fi >> M(i,j);
+	  if (j > i)
+	    M(i,j) =0;
+	}
+    }
 
-  CholeskyEskow::cholesky_eskow(M, M.N, norm_E);
+  chol.cholesky(M, M.N, norm_E);
 
   for (int i = 0; i < M.N; i++)
     {
       for (int j = 0; j < M.N; j++)
 	{
 	  if (j > i) 
-            cout << "0 ";
+            f << "0 ";
           else
- 	    cout << setprecision(25) << M(i,j) << " ";
+ 	    f << setprecision(25) << M(i,j) << " ";
 	}
-      cout << endl;
+      f << endl;
     }
   return 0;
 }