| Mon, 12 Dec 2011 16:32:10 -0800 | Kevin Walker | added a homeo/pl/smooth etc note early in the intro | file | diff | annotate |
| Mon, 12 Dec 2011 15:01:37 -0800 | Kevin Walker | remove lemma 3.2.3 (support-shrink lemma); it was only used once | file | diff | annotate |
| Sun, 11 Dec 2011 21:41:45 -0800 | Kevin Walker | minor -- mostly done with Section 6 | file | diff | annotate |