README.md in dentaku-0.1.2 vs README.md in dentaku-0.1.3

- old
+ new

@@ -58,14 +58,15 @@
 
     Dentaku('plums * 1.5', {:plums => 2})
     => 3.0
 
 
-SUPPORTED OPERATORS
--------------------
+SUPPORTED OPERATORS AND FUNCTIONS
+---------------------------------
 
-Math: `+ - * /`
-Logic: `< > <= >= <> != = AND OR`
+Math: `+ - * /`  
+Logic: `< > <= >= <> != = AND OR`  
+Functions: `IF`
 
 THANKS
 ------
 
 Big thanks to [ElkStone Basements](http://www.elkstonebasements.com/) for