Fri, 05 Feb 2010 22:07:42 +0100 wenzelm filter out identical completions only after symbols.decode -- recover completion of literal symbols (e.g. \<AA>);
Fri, 05 Feb 2010 20:19:40 +0100 wenzelm eliminated self intersection and non-integer coordinates;
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip