Wed, 24 Oct 2012 17:40:56 +0200 nipkow ensured that rewr_conv rule t = "t == u" literally not just modulo beta-eta
(0) -30000 -10000 -3000 -1000 -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 +1000 +3000 +10000 +30000 tip