Fri, 01 Jan 2010 21:53:00 +0100 wenzelm tuned Change: eliminated redundant copy of document id;
Fri, 01 Jan 2010 21:45:26 +0100 wenzelm eliminated redundant session documents database;
Fri, 01 Jan 2010 21:37:37 +0100 wenzelm use isabelle.Future;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip