Thu, 13 Jan 2000 17:29:04 +0100 | paulson | new theorem subset_Compl_self_eq | changeset | files |
Thu, 13 Jan 2000 15:29:52 +0100 | wenzelm | tuned comment; | changeset | files |
Wed, 12 Jan 2000 15:58:16 +0100 | nipkow | Move some lemmas to List. | changeset | files |