From: Johannes Heinz <johannes.heinz@tuwien.ac.at>
Date: Thu, 15 Jun 2023 18:22:10 +0000 (+0200)
Subject: allow coarse DH with more DoFs than fine DH
X-Git-Tag: v9.5.0-rc1~104^2
X-Git-Url: https://gitweb.dealii.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=refs%2Fpull%2F15364%2Fhead;p=dealii.git

allow coarse DH with more DoFs than fine DH
---

diff --git a/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h b/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h
index e006b130fd..7b57063f74 100644
--- a/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h
+++ b/include/deal.II/multigrid/mg_transfer_global_coarsening.templates.h
@@ -3827,9 +3827,6 @@ MGTwoLevelTransferNonNested<dim, LinearAlgebra::distributed::Vector<Number>>::
   Assert(dof_handler_coarse.get_fe().n_components() > 0 &&
            dof_handler_fine.get_fe().n_components() > 0,
          ExcNotImplemented());
-  Assert(dof_handler_fine.n_dofs() > dof_handler_coarse.n_dofs(),
-         ExcMessage(
-           "The coarser DoFHandler has more DoFs than the finer DoFHandler."));
 
   this->fine_element_is_continuous =
     dof_handler_fine.get_fe().n_dofs_per_vertex() > 0;