diff --git a/lib/rain.math.float b/lib/rain.math.float
index 150f48b..fd7640f 160000
--- a/lib/rain.math.float
+++ b/lib/rain.math.float
@@ -1 +1 @@
-Subproject commit 150f48bb909dd5f8970726d515c87c5257107699
+Subproject commit fd7640f6bb06ebf33fd45f5c02f0afc06dcea5d7