text/ncat.tex
Tue, 28 Jun 2011 15:44:04 -0700 Scott Morrison minor
Sat, 25 Jun 2011 18:14:37 -0700 Kevin Walker add remark about a-inf axiom implying isotopy invariance
Sat, 25 Jun 2011 06:52:04 -0700 Kevin Walker minor; out of time for now
less more (0) -100 -30 -10 -3 tip