| Wed, 18 Nov 2015 08:54:58 +0100 | nipkow | moved lemmas | file | diff | annotate |
| Mon, 16 Nov 2015 13:08:52 +0100 | nipkow | tuned names | file | diff | annotate |
| Thu, 05 Nov 2015 08:27:14 +0100 | nipkow | Convertd to 3-way comparisons | file | diff | annotate |
| Fri, 30 Oct 2015 20:01:05 +0100 | nipkow | added splay trees | file | diff | annotate |