From 67e8ac4b0a8b761f86ce4c6e7f47d1ae5a934276 Mon Sep 17 00:00:00 2001 From: Graham Harper Date: Tue, 31 Jul 2018 01:40:35 +0000 Subject: [PATCH] Add a note about element convergence --- include/deal.II/fe/fe_bernardi_raugel.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/deal.II/fe/fe_bernardi_raugel.h b/include/deal.II/fe/fe_bernardi_raugel.h index 6bc189d604..3353dbadc7 100644 --- a/include/deal.II/fe/fe_bernardi_raugel.h +++ b/include/deal.II/fe/fe_bernardi_raugel.h @@ -49,6 +49,10 @@ DEAL_II_NAMESPACE_OPEN * This element does not support hanging nodes or multigrid in the current * implementation. * + * Some numerical experiments have shown that this element may converge with + * first-order when using the BR1-Q0 pair for the mixed Laplace equation in + * step-20. + * */ template class FE_BernardiRaugel -- 2.39.5