Fri, 25 May 2018 21:00:47 +0200 wenzelm more accurate diagram;
Fri, 25 May 2018 13:47:58 +0200 wenzelm proper output;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 tip