Wed, 13 Jan 2016 21:44:26 +0100 clarified example;
wenzelm [Wed, 13 Jan 2016 21:44:26 +0100] rev 62173
clarified example;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 tip