Sun, 18 Oct 2009 08:44:16 +0200 Christian Urban slight fix and tuning
Sun, 18 Oct 2009 00:52:10 +0200 Christian Urban the command "quotient" can now define more than one quotient at the same time; quotients need to be separated by and
Sat, 17 Oct 2009 16:06:54 +0200 Cezary Kaliszyk Partial simplification of the proof
(0) -100 -30 -10 -3 +3 +10 +30 +100 +300 +1000 +3000 tip