Sun, 19 Jun 2011 21:35:30 -0600 Kevin Walker wrote a little (but not enough) about Morita equivalence; out of time, will finish later
Sun, 19 Jun 2011 17:31:34 -0600 Kevin Walker adding transversality requirement to product morphism axiom
Sun, 19 Jun 2011 17:07:48 -0600 Kevin Walker adding placeholder figure
(0) -300 -100 -30 -10 -3 +3 +10 +30 +100 tip