Thu, 03 Jun 2010 23:08:47 -0700 updating notation in intro, also deciding that not everything is a 'property'
Scott Morrison <scott@tqft.net> [Thu, 03 Jun 2010 23:08:47 -0700] rev 338
updating notation in intro, also deciding that not everything is a 'property'
(0) -300 -100 -30 -10 -1 +1 +10 +30 +100 +300 tip