| Mon, 16 Nov 2015 13:08:52 +0100 | nipkow | tuned names | file | diff | annotate |
| Wed, 11 Nov 2015 18:32:26 +0100 | nipkow | no CRLF | file | diff | annotate |
| Thu, 05 Nov 2015 08:27:14 +0100 | nipkow | Convertd to 3-way comparisons | file | diff | annotate |
| Mon, 02 Nov 2015 18:35:30 +0100 | nipkow | tuned names and optimized comparison order | file | diff | annotate |
| Sun, 25 Oct 2015 16:52:13 +0100 | nipkow | tuned | file | diff | annotate |
| Sun, 18 Oct 2015 17:25:13 +0200 | nipkow | added 2-3 trees (simpler and more complete than the version in ex/Tree23) | file | diff | annotate |