| Tue, 18 Mar 2008 20:33:31 +0100 | wenzelm | removed redundant less_trans, less_linear, le_imp_less_or_eq, le_less_trans, less_le_trans (cf. Orderings.thy); | file | diff | annotate |
| Tue, 23 Oct 2007 23:27:23 +0200 | nipkow | went back to >0 | file | diff | annotate |
| Tue, 23 Oct 2007 13:10:19 +0200 | paulson | random tidying of proofs | file | diff | annotate |