Merge pull request #62 from ngeiswei/fix-#44

ngeiswei · web-flow · commit faf6b395a0b3 · 2016-12-12T05:19:48.000+02:00
Fix ‘pow’ is not a member of ‘std’
diff --git a/opencog/util/boost_ext/accumulators/statistics/geometric_mean_mirror.h b/opencog/util/boost_ext/accumulators/statistics/geometric_mean_mirror.h
@@ -23,6 +23,8 @@
 #ifndef OPENCOG_UTIL_GEOMETRIC_MEAN_MIRROR
 #define OPENCOG_UTIL_GEOMETRIC_MEAN_MIRROR
 
+#include  <cmath>
+
 #include <boost/mpl/placeholders.hpp>
 #include <boost/accumulators/framework/accumulator_base.hpp>
 #include <boost/accumulators/framework/extractor.hpp>
