Thu, 01 Jul 1999 10:32:57 +0200 paulson new laws mult_le_cancel1, mult_le_cancel2
Wed, 30 Jun 1999 16:00:06 +0200 wenzelm antisym first;
Wed, 30 Jun 1999 13:42:47 +0200 wenzelm more robust trans rules;
Wed, 30 Jun 1999 12:24:32 +0200 wenzelm Isar.sync_main;
(0) -3000 -1000 -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip