| Sun, 20 Nov 2011 21:05:23 +0100 | wenzelm | eliminated obsolete "standard"; | file | diff | annotate |
| Sat, 05 Nov 2011 10:59:11 +0100 | wenzelm | more conventional syntax const; | file | diff | annotate |
| Wed, 12 Oct 2011 20:16:48 +0200 | wenzelm | tuned proofs -- eliminated vacuous "induct arbitrary: ..." situations; | file | diff | annotate |