| Wed, 25 May 2011 11:08:16 -0600 | Kevin Walker | corrected statement of module to category restrictions; note that this affects the numbering of items in subsection 6.4 | file | diff | annotate |
| Sat, 14 May 2011 11:42:48 -0700 | Kevin Walker | more on colimits; still not done | file | diff | annotate |