Update examples/step-67/step-67.cc

Co-authored-by: Luca Heltai <luca.heltai@sissa.it>
dealii · Apr 11, 2023 · fbe0970 · fbe0970
1 parent 24ace2e
commit fbe0970
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/examples/step-67/step-67.cc b/examples/step-67/step-67.cc
@@ -2275,8 +2275,8 @@ namespace Euler_DG
     //   embedded formulas produce steps very similar to the one with the CFL.
     using VectorType = PETScWrappers::MPI::Vector;
 
-    // We won't need those ugly copy from/to operations once we derive PETSc
-    // vector classes from VectorSpaceVectors
+    // Here we use two small helper functions to copy to and from `LinearAlgebra::distributed::Vector<Number>`
+    // vector types. 
     auto copy_from_petsc = [](const VectorType &                          src,
                               LinearAlgebra::distributed::Vector<Number> &dst) {
       auto lr = src.local_range();