Just moved the try block to reduce the indentation level.

examples/optimization_ex.cpp

@@ -113,12 +113,8 @@ public:
 
 // ----------------------------------------------------------------------------------------
 
-int main()
+int main() try
 {
-    try
-    {
-
-
     // Set the starting point to (4,8).  This is the point the optimization algorithm
     // will start out from and it will move it closer and closer to the function's 
     // minimum point.   So generally you want to try and compute a good guess that is
@@ -316,10 +312,9 @@ int main()
     // globally optimal solution to 9 digits of precision:
     cout << "complex holder table function solution y (should be 21.9210397): " << result.y << endl;
     cout << "complex holder table function solution x:\n" << result.x << endl;
-    }
-    catch (std::exception& e)
-    {
+}
+catch (std::exception& e)
+{
     cout << e.what() << endl;
-    }
 }