Merge pull request dealii#14235 from tjhei/step-50-petsc-include

fix: step-50 PETSc
OpenFCST · Sep 2, 2022 · 168ea69 · 168ea69
2 parents 6dfc776 + d4344eb
commit 168ea69
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/examples/step-50/step-50.cc b/examples/step-50/step-50.cc
@@ -43,6 +43,7 @@
 #include <deal.II/grid/tria.h>
 #include <deal.II/lac/affine_constraints.h>
 #include <deal.II/lac/dynamic_sparsity_pattern.h>
+#include <deal.II/lac/sparsity_tools.h>
 #include <deal.II/lac/solver_cg.h>
 
 // We use the same strategy as in step-40 to switch between PETSc and