Cleanup

src/one-body-sample.cc

@@ -181,9 +181,8 @@ int main() {
 
     VectorType diff = u2;
     diff -= u1;
-    std::cout << diff << std::endl;
-    std::cout << std::endl;
-    std::cout << diff.infinity_norm() << std::endl;
+    std::cout << "Infinity norm of the difference of the two solutions: "
+              << diff.infinity_norm() << std::endl;
   }
   catch (Dune::Exception& e) {
     Dune::derr << "Dune reported error: " << e << std::endl;