From 0c460dd7b9513ee3cb81c81fd9f5e328ebd5c736 Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Tue, 29 Jan 2019 13:11:18 +0100
Subject: ell_grid_solve: add missing header

---
 ell_grid_solve.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/ell_grid_solve.c b/ell_grid_solve.c
index 1adb8b2..803bdf2 100644
--- a/ell_grid_solve.c
+++ b/ell_grid_solve.c
@@ -19,6 +19,7 @@
 
 #include <float.h>
 #include <errno.h>
+#include <math.h>
 #include <stdint.h>
 #include <stdlib.h>
 #include <string.h>
-- 
cgit v1.2.3