| Wed, 08 Mar 2017 10:32:51 +0000 | Christian Urban | strengthened PLUS-posix definition | file | diff | annotate |
| Sat, 04 Mar 2017 22:27:09 +0000 | Christian Urban | just for fun added the case for PLUS (was already proved as FROMNTIMES) | file | diff | annotate |
| Sat, 04 Mar 2017 21:35:12 +0000 | Christian Urban | updated | file | diff | annotate |
| Thu, 02 Mar 2017 12:39:27 +0000 | Christian Urban | polished some of the definitions | file | diff | annotate |