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-rw-r--r--src/elementaryFunctions/cosh/testCosh.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/elementaryFunctions/cosh/testCosh.h b/src/elementaryFunctions/cosh/testCosh.h
index 9ed2d4cb..a4de725c 100644
--- a/src/elementaryFunctions/cosh/testCosh.h
+++ b/src/elementaryFunctions/cosh/testCosh.h
@@ -15,6 +15,7 @@
#include <stdio.h>
#include <assert.h>
+#include <math.h>
#include "cosh.h"
#include "constant.h"