From bbb2b1aefc97f8127434be1f4e1126998eb29896 Mon Sep 17 00:00:00 2001
From: wolf <wolf@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Fri, 6 Oct 2000 09:30:48 +0000
Subject: [PATCH] Avoid error with undefined fabs with gcc2.97

git-svn-id: https://svn.dealii.org/trunk@3379 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/deal.II/source/grid/grid_refinement.cc | 1 +
 1 file changed, 1 insertion(+)

diff --git a/deal.II/deal.II/source/grid/grid_refinement.cc b/deal.II/deal.II/source/grid/grid_refinement.cc
index 85f8f9acd7..df1e59b8b4 100644
--- a/deal.II/deal.II/source/grid/grid_refinement.cc
+++ b/deal.II/deal.II/source/grid/grid_refinement.cc
@@ -20,6 +20,7 @@
 
 #include <numeric>
 #include <algorithm>
+#include <cmath>
 
 
 
-- 
2.39.5