Mon, 13 Feb 2012 22:17:54 +0000 urbanc conclusion done
Mon, 13 Feb 2012 22:17:26 +0000 urbanc more conclusion
Mon, 13 Feb 2012 22:03:36 +0000 urbanc more conclusion
Mon, 13 Feb 2012 21:34:19 +0000 urbanc more conclusion
Mon, 13 Feb 2012 20:57:02 +0000 urbanc more conclusion
Mon, 13 Feb 2012 19:33:03 +0000 urbanc some parts of the conclusion
Mon, 13 Feb 2012 15:42:45 +0000 urbanc proof idea
(0) -300 -100 -30 -10 -7 +7 +10 +30 tip