| Sat, 07 May 2011 09:40:20 -0700 | Kevin Walker | string diagrams have stratifications more general than mere cell complexes | file | diff | annotate |
| Sat, 07 May 2011 09:18:37 -0700 | Kevin Walker | added remark about defect categories; tweaked sphere cat intro | file | diff | annotate |
| Fri, 06 May 2011 17:48:23 -0700 | Kevin Walker | updated delta file | file | diff | annotate |
| Fri, 06 May 2011 17:23:49 -0700 | Kevin Walker | delta file for next arXiv/G&T version (complete as of now, but will need to be updated) | file | diff | annotate |