| Fri, 07 Aug 2020 11:46:14 +0200 | wenzelm | avoid failure of "isabelle build -o skip_proofs"; | file | diff | annotate |
| Wed, 06 May 2020 10:46:19 +0200 | nipkow | tuned | file | diff | annotate |
| Tue, 05 May 2020 20:32:57 +0200 | nipkow | tuned proofs | file | diff | annotate |
| Tue, 28 Apr 2020 18:34:59 +0200 | nipkow | use abs(h l - h r) instead of 3 cases, tuned proofs | file | diff | annotate |
| Sat, 25 Apr 2020 16:31:43 +0200 | nipkow | added Height_Balanced_Trees | file | diff | annotate |
| Thu, 23 Apr 2020 22:54:23 +0200 | nipkow | split AVL_Set.thy | file | diff | annotate |
| Tue, 07 Apr 2020 17:03:44 +0200 | nipkow | more automation and clarification | file | diff | annotate |
| Wed, 01 Apr 2020 21:48:39 +0200 | nipkow | simplified code and proofs | file | diff | annotate |
| Wed, 01 Apr 2020 18:05:02 +0200 | nipkow | automated proof | file | diff | annotate |
| Thu, 27 Feb 2020 12:18:16 +0100 | nipkow | removed dead lemma | file | diff | annotate |
| Wed, 26 Feb 2020 23:49:16 +0100 | nipkow | simplified proofs | file | diff | annotate |
| Mon, 24 Feb 2020 21:43:28 +0100 | nipkow | tuned var names (avoid h) | file | diff | annotate |