Tue, 29 Dec 2015 22:03:02 +0100 wenzelm more symbols;
Tue, 29 Dec 2015 21:54:18 +0100 wenzelm updated isabelle_fonts;
Tue, 29 Dec 2015 21:51:58 +0100 wenzelm more arrow symbols;
Tue, 29 Dec 2015 20:58:18 +0100 wenzelm more arrow symbols;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -4 +4 +10 +30 +100 +300 +1000 +3000 +10000 tip