--- a/Integer.st	Thu Jan 21 11:17:04 2016 +0100
+++ b/Integer.st	Thu Jan 21 11:17:39 2016 +0100
@@ -1530,8 +1530,9 @@
 !
 
 bitClear:aMaskInteger
-    "return the bitwise-and of the receiver and the complement of argument, anInteger,
+    "return the bitwise-and of the receiver and the complement of the argument, anInteger,
      returning the receiver with bits of the argument cleared.
+     (i.e. the same as self bitAnd:aMaskInteger bitInvert).
      This is a general and slow implementation, walking over the bytes of
      the receiver and the argument."