Tue, 30 Nov 2010 15:58:09 +0100 adapted proofs to slightly changed definitions of congruent(2)
haftmann [Tue, 30 Nov 2010 15:58:09 +0100] rev 40819
adapted proofs to slightly changed definitions of congruent(2)
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip