Added symmetric tensor to sacado_product_type.

diff --git a/include/deal.II/base/sacado_product_type.h b/include/deal.II/base/sacado_product_type.h
index c2976ce27451a1578bc1c3e41f82327c58ffe4ed..abd7ad165231192f65a8d35879231bcea23500fc 100644 (file)
--- a/include/deal.II/base/sacado_product_type.h
+++ b/include/deal.II/base/sacado_product_type.h
@@ -18,6 +18,7 @@
 
 #include <deal.II/base/config.h>
 #include <deal.II/base/tensor.h>
+#include <deal.II/base/symmetric_tensor.h>
 #include <deal.II/base/template_constraints.h>
 
 #ifdef DEAL_II_WITH_TRILINOS