| Thu, 07 Jul 2016 18:08:02 +0200 | nipkow | got rid of class cmp; added height-size proofs by Daniel Stuewe | file | diff | annotate |
| Sat, 05 Dec 2015 16:33:20 +0100 | nipkow | avoid name clashes | file | diff | annotate |
| Mon, 16 Nov 2015 13:08:52 +0100 | nipkow | tuned names | file | diff | annotate |