Mon, 20 Sep 2010 17:53:15 -0700 Kevin Walker addressing some of Scott's comments on CH_* action proof
Mon, 20 Sep 2010 14:32:24 -0700 Kevin Walker minor: futzing with font size in 2 figs
Mon, 20 Sep 2010 10:24:17 -0700 Kevin Walker new def of mophisms between modules
(0) -300 -100 -30 -10 -3 +3 +10 +30 +100 +300 tip