Thu, 07 Oct 1999 17:20:19 +0200 wenzelm removed verbatim markups;
Thu, 07 Oct 1999 17:19:07 +0200 wenzelm unset ISABELLE_SETTINGS_PRESENT;
(0) -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip