Mon, 18 Mar 2013 11:25:24 +0100 | traytel | eliminate duplicated constant (diag vs. Id_on) | changeset | files |
Mon, 18 Mar 2013 11:05:33 +0100 | traytel | hide internal constants; tuned proofs | changeset | files |
Mon, 18 Mar 2013 10:28:42 +0100 | nipkow | tuned | changeset | files |