From d9124a2b23277f7e93fa3a147ee10285aa2d1021 Mon Sep 17 00:00:00 2001
From: Thomas Fussell <thomas.fussell@gmail.com>
Date: Sat, 11 Jun 2016 10:17:58 -0400
Subject: [PATCH] add missing header

---
 source/worksheet/worksheet.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/source/worksheet/worksheet.cpp b/source/worksheet/worksheet.cpp
index 31336292..58b71a48 100644
--- a/source/worksheet/worksheet.cpp
+++ b/source/worksheet/worksheet.cpp
@@ -22,6 +22,7 @@
 // @license: http://www.opensource.org/licenses/mit-license.php
 // @author: see AUTHORS file
 #include <algorithm>
+#include <cmath>
 #include <limits>
 
 #include <xlnt/cell/cell.hpp>