From: Peter Munch <peterrmuench@gmail.com>
Date: Sat, 7 Aug 2021 18:47:42 +0000 (+0200)
Subject: Step-47: unify code
X-Git-Tag: v9.4.0-rc1~1096^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F12632%2Fhead;p=dealii.git

Step-47: unify code
---

diff --git a/examples/step-47/step-47.cc b/examples/step-47/step-47.cc
index c63afdd9b0..85e7a53613 100644
--- a/examples/step-47/step-47.cc
+++ b/examples/step-47/step-47.cc
@@ -853,7 +853,10 @@ namespace Step47
           error_per_cell[cell->active_cell_index()] = std::sqrt(local_error);
         }
 
-      const double error_norm = error_per_cell.l2_norm();
+      const double error_norm =
+        VectorTools::compute_global_error(triangulation,
+                                          error_per_cell,
+                                          VectorTools::L2_norm);
       std::cout << "   Error in the broken H2 seminorm: " << error_norm
                 << std::endl;
     }