| Tue, 27 Jul 2010 09:30:53 -0400 | Kevin Walker | oops, sort of | file | diff | annotate |
| Tue, 27 Jul 2010 09:25:38 -0400 | Kevin Walker | more revisions of intro | file | diff | annotate |
| Mon, 26 Jul 2010 22:57:43 -0400 | Kevin Walker | starting to revise intro | file | diff | annotate |
| Tue, 20 Jul 2010 17:05:53 -0700 | Scott Morrison | fiddling inconclusively with 'decomposition into balls' | file | diff | annotate |