Tue, 20 Apr 2010 09:02:22 +0200 renamed "_empty" and "_append" to "_zero" and "_plus"
Christian Urban <urbanc@in.tum.de> [Tue, 20 Apr 2010 09:02:22 +0200] rev 1902
renamed "_empty" and "_append" to "_zero" and "_plus"
(0) -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 tip