Linux compilation fix.

diff --git a/src/GeomValidators/GeomValidators_Positive.cpp b/src/GeomValidators/GeomValidators_Positive.cpp
index 1435e5995ffab3520551febf7a9fbb234f865fe1..b127ffe033a688edf64981f0c222287d5ea8cb71 100644 (file)
--- a/src/GeomValidators/GeomValidators_Positive.cpp
+++ b/src/GeomValidators/GeomValidators_Positive.cpp
@@ -10,6 +10,8 @@
 #include <ModelAPI_Session.h>
 #include <ModelAPI_Validator.h>
 
+#include <cmath>
+
 /// Global instance for validators factory
 GeomValidators_Positive MY_POSITIVE_INSTANCE;