Wed, 06 Dec 2017 18:59:33 +0100 prefer control symbol antiquotations;
wenzelm [Wed, 06 Dec 2017 18:59:33 +0100] rev 67147
prefer control symbol antiquotations;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 tip