| Tue, 20 Oct 2009 13:37:56 +0200 | nipkow | footnote: inv via inv_onto | changeset | files |
| Tue, 20 Oct 2009 13:20:42 +0200 | nipkow | added inv_def for compatibility as a lemma | changeset | files |
| Tue, 20 Oct 2009 11:36:19 +0200 | wenzelm | slightly less context-sensitive settings; | changeset | files |