| Thu, 12 Nov 2020 12:44:17 +0100 | nipkow | tuned | file | diff | annotate |
| Mon, 03 Aug 2020 16:21:33 +0200 | nipkow | added lemma | file | diff | annotate |
| Thu, 23 Apr 2020 23:08:29 +0200 | nipkow | tuned document | file | diff | annotate |
| Thu, 26 Sep 2019 21:22:58 +0200 | nipkow | added lemma | file | diff | annotate |
| Wed, 25 Sep 2019 17:22:57 +0200 | nipkow | replaced new type ('a,'b) tree by old type ('a*'b) tree. | file | diff | annotate |
| Mon, 23 Sep 2019 08:43:52 +0200 | nipkow | tuned | file | diff | annotate |
| Mon, 23 Sep 2019 07:57:58 +0200 | nipkow | added lemma | file | diff | annotate |
| Sun, 22 Sep 2019 16:25:09 +0200 | nipkow | added function | file | diff | annotate |
| Sun, 16 Sep 2018 15:16:04 +0200 | nipkow | more traditional formulation | file | diff | annotate |
| Mon, 11 Jun 2018 16:29:27 +0200 | nipkow | tuned order of arguments | file | diff | annotate |
| Mon, 11 Jun 2018 08:15:43 +0200 | nipkow | added lemma | file | diff | annotate |
| Sun, 08 Apr 2018 12:31:08 +0200 | nipkow | moved and renamed lemmas | file | diff | annotate |
| Fri, 18 Mar 2016 10:14:56 +0100 | nipkow | added tree lemmas | file | diff | annotate |
| Tue, 23 Feb 2016 16:25:08 +0100 | nipkow | more canonical names | file | diff | annotate |
| Wed, 13 Jan 2016 09:38:16 +0100 | nipkow | tuned layout | file | diff | annotate |
| Tue, 22 Sep 2015 08:38:25 +0200 | nipkow | added red black trees | file | diff | annotate |