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diff --git a/reference/CPLUSPLUS/EXAMPLES/const1.cc b/reference/CPLUSPLUS/EXAMPLES/const1.cc
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+
+/**************************************************************************
+ *
+ * Language: C++
+ * Purpose:  Program to demonstrate the 'new' statement.
+ * Author:   M J Leslie
+ * Date:     27-Sep-98
+ *
+ * Initialise a constant within a class.
+ *
+ **************************************************************************/
+
+#include <iostream.h>                  // For cout.
+
+class Math
+{
+public:
+   
+    // Constructor contains the definition of PI.
+
+    Math() : PI(3.142) {}
+
+    ~Math() {}
+    
+    float Diameter (float Radius)
+    {
+        return (Radius * PI);
+    }
+
+private:
+
+    // Declare PI. We can not assign a value here.
+
+    const float PI;
+      
+};
+
+main()
+{
+    Math    Formula;
+    float   Radius = 5;
+
+    cout << " Radius is   " << Radius << endl;
+    cout << " Diameter is " << Formula.Diameter(Radius) << endl;
+}
+