| Sun, 08 Apr 2018 12:31:08 +0200 | nipkow | moved and renamed lemmas | file | diff | annotate |
| Sat, 07 Apr 2018 22:09:57 +0200 | nipkow | tuned | file | diff | annotate |
| Sat, 02 Dec 2017 16:50:53 +0000 | haftmann | more simplification rules | file | diff | annotate |
| Thu, 15 Jun 2017 11:11:36 +0200 | nipkow | tuned | file | diff | annotate |
| Wed, 14 Jun 2017 19:39:12 +0200 | nipkow | simplified delete/proof | file | diff | annotate |
| Sat, 28 Jan 2017 15:12:19 +0100 | nipkow | split balance into two, clearer etc | file | diff | annotate |
| Fri, 27 Jan 2017 17:35:08 +0100 | nipkow | tuned name | file | diff | annotate |
| Fri, 27 Jan 2017 17:28:10 +0100 | nipkow | removed unclear clause; slower but clearer | file | diff | annotate |
| Fri, 27 Jan 2017 12:32:49 +0100 | nipkow | removed contribution by Daniel Stuewe, too detailed. | file | diff | annotate |
| Thu, 26 Jan 2017 17:51:13 +0100 | nipkow | added concise log height bound lemma | file | diff | annotate |
| Wed, 25 Jan 2017 18:26:35 +0100 | nipkow | tuned | file | diff | annotate |
| Sun, 16 Oct 2016 09:31:05 +0200 | haftmann | more standardized theorem names for facts involving the div and mod identity | file | diff | annotate |
| Thu, 07 Jul 2016 18:08:02 +0200 | nipkow | got rid of class cmp; added height-size proofs by Daniel Stuewe | file | diff | annotate |
| Sun, 06 Mar 2016 10:33:34 +0100 | nipkow | tuned | file | diff | annotate |
| Sun, 29 Nov 2015 19:01:54 +0100 | nipkow | RBT invariants for insert | file | diff | annotate |