Subject: categories: Martins-Porter paper

From: John Baez <[email-masked]>
Date: Wed, 30 Aug 2006 23:02:51 -0700

jim stasheff wrote:

> link didn't work
> even if I tacked the html onto the =

Sorry, the equals sign should not be there.  Here's the link
to the Martins-Porter paper on categorifying the Dijkgraaf-Witten
model:

http://golem.ph.utexas.edu/category/2006/08/categorifying_the_dijkgraafwit.html

and here, just for fun, is a letter from Grothendieck to Ronnie Brown:

http://golem.ph.utexas.edu/category/2006/08/letter_from_grothendieck.html

Best,
jb