Thu, 07 Sep 2000 15:31:09 +0200 nipkow Added meaningful output to cong-error msg.
Thu, 07 Sep 2000 10:38:04 +0200 paulson strengthened dvd_mod & proofed dvd_mod_iff
Wed, 06 Sep 2000 19:12:26 +0200 wenzelm tuned;
Wed, 06 Sep 2000 19:01:37 +0200 wenzelm make SML/NJ happy;
(0) -3000 -1000 -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip