Thu, 05 Feb 1998 11:19:51 +0100 wenzelm added THEN_ALL_NEW;
Thu, 05 Feb 1998 10:48:43 +0100 paulson New theorem Image_id
Thu, 05 Feb 1998 10:47:29 +0100 paulson New theorem order_eq_refl
(0) -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip