| Wed, 24 Feb 2010 15:13:22 +0100 | Cezary Kaliszyk | More refactoring and removed references to the global simpset in Perm. | changeset | files |
| Wed, 24 Feb 2010 14:55:09 +0100 | Cezary Kaliszyk | Factor-out 'prove_perm_empty'; I plan to use it in defining permutations on the lifted type. | changeset | files |