--- a/NEWS Fri Dec 23 15:34:18 2011 +0100
+++ b/NEWS Fri Dec 23 15:55:23 2011 +0100
@@ -84,6 +84,7 @@
word_left_minus ~> left_minus
word_diff_0_right ~> diff_0_right
word_diff_self ~> diff_self
+ word_sub_def ~> diff_minus
word_diff_minus ~> diff_minus
word_add_ac ~> add_ac
word_mult_ac ~> mult_ac