paulson [Thu, 25 May 2000 15:22:19 +0200] rev 8977
res_inst_tac, etc., no longer print the "dest_state" message when the selected
subgoal does not exist
paulson [Thu, 25 May 2000 15:20:44 +0200] rev 8976
setsum replaces sum_below
paulson [Thu, 25 May 2000 15:15:54 +0200] rev 8975
moved mostly to HOL/SetInterval.ML and UNITY/UNITY.ML
paulson [Thu, 25 May 2000 15:15:22 +0200] rev 8974
sum_below moved here from Arith
paulson [Thu, 25 May 2000 15:14:39 +0200] rev 8973
improved error msgs, listing variable names
paulson [Thu, 25 May 2000 15:14:20 +0200] rev 8972
better indentation; declared function "null"
paulson [Thu, 25 May 2000 15:13:57 +0200] rev 8971
new default rules
paulson [Thu, 25 May 2000 15:12:40 +0200] rev 8970
deleted sum_below: no need for it with setsum and lessThan
paulson [Thu, 25 May 2000 15:12:00 +0200] rev 8969
documented permute_prems
paulson [Thu, 25 May 2000 15:11:32 +0200] rev 8968
better indentation