Mon, 19 Oct 2015 23:07:17 +0200 wenzelm repaired document;
Mon, 19 Oct 2015 23:00:07 +0200 wenzelm more symbols;
Mon, 19 Oct 2015 20:31:13 +0200 wenzelm tuned English;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 +10000 tip