Sun, 14 Jan 2018 20:58:41 +0100 wenzelm trim blanks -- more thoroughly than in update_cartouches (for single-line comments);
Sun, 14 Jan 2018 20:39:27 +0100 wenzelm more operations (as in ML);
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 tip