Thu, 21 Dec 2017 22:07:30 +0100 isabelle.preview presents auxiliary text files as well;
wenzelm [Thu, 21 Dec 2017 22:07:30 +0100] rev 67246
isabelle.preview presents auxiliary text files as well;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 tip