| Fri, 08 Jan 2010 19:46:22 +0100 | Cezary Kaliszyk | New_relations, all works again including concat examples. | file | diff | annotate |
| Fri, 08 Jan 2010 10:44:30 +0100 | Cezary Kaliszyk | Modifications for new_equiv_rel, part2 | file | diff | annotate |
| Fri, 08 Jan 2010 10:39:08 +0100 | Cezary Kaliszyk | Modifictaions for new_relation. | file | diff | annotate |
| Tue, 05 Jan 2010 14:23:45 +0100 | Christian Urban | proper handling of error messages (code copy - maybe this can be avoided) | file | diff | annotate |