From 396f8c1b2f967b04a5885e69cfdc905e945b1139 Mon Sep 17 00:00:00 2001
From: wolf <wolf@0785d39b-7218-0410-832d-ea1e28bc413d>
Date: Fri, 6 Oct 2000 14:32:23 +0000
Subject: [PATCH] Avoid errors about undeclared sqrt and fabs

git-svn-id: https://svn.dealii.org/trunk@3398 0785d39b-7218-0410-832d-ea1e28bc413d
---
 deal.II/examples/step-1/step-1.cc | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/deal.II/examples/step-1/step-1.cc b/deal.II/examples/step-1/step-1.cc
index f2487effbe..d07d5c5ef7 100644
--- a/deal.II/examples/step-1/step-1.cc
+++ b/deal.II/examples/step-1/step-1.cc
@@ -24,6 +24,9 @@
 
                                  // This is needed for C++ output:
 #include <fstream>
+				 // And this for the declarations of the
+				 // `sqrt' and `fabs' functions:
+#include <cmath>
 
 
 
-- 
2.39.5