Thu, 28 Jan 1999 10:21:45 +0100 paulson tidying
Wed, 27 Jan 1999 17:11:39 +0100 nipkow arith_tac for min/max
Wed, 27 Jan 1999 17:11:12 +0100 wenzelm *** empty log message ***
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip