Thu, 10 Dec 2020 15:21:55 +0100 clarified output of Isabelle symbols;
wenzelm [Thu, 10 Dec 2020 15:21:55 +0100] rev 72867
clarified output of Isabelle symbols;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 tip