From 6552f1e745f2fa03573b005e93104b0663a44c23 Mon Sep 17 00:00:00 2001
From: Peter Munch <peterrmuench@gmail.com>
Date: Mon, 10 Jul 2023 11:04:15 +0200
Subject: [PATCH] Use dealii::Utilities::pow()

---
 examples/vlasov_poisson/include/derivative_container.h | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/examples/vlasov_poisson/include/derivative_container.h b/examples/vlasov_poisson/include/derivative_container.h
index 9ce9df8..99e1c59 100644
--- a/examples/vlasov_poisson/include/derivative_container.h
+++ b/examples/vlasov_poisson/include/derivative_container.h
@@ -18,6 +18,7 @@
 
 #include <deal.II/base/aligned_vector.h>
 #include <deal.II/base/tensor.h>
+#include <deal.II/base/utilities.h>
 
 #include <deal.II/matrix_free/fe_evaluation.h>
 #include <deal.II/matrix_free/matrix_free.h>
@@ -35,8 +36,10 @@ namespace hyperdeal
     template <int dim, int n_points, typename UnitType>
     class QuadraturePointContainer
     {
-      static const unsigned int n_points_cell = std::pow(n_points, dim - 0);
-      static const unsigned int n_points_face = std::pow(n_points, dim - 1);
+      static const unsigned int n_points_cell =
+        dealii::Utilities::pow(n_points, dim - 0);
+      static const unsigned int n_points_face =
+        dealii::Utilities::pow(n_points, dim - 1);
 
     public:
       /**