Mon, 29 Sep 1997 11:40:03 +0200 | paulson | result() -> qed | changeset | files |
Mon, 29 Sep 1997 11:37:02 +0200 | paulson | Step_tac -> Safe_tac | changeset | files |
Mon, 29 Sep 1997 11:36:44 +0200 | paulson | Tidied proof of r_comp_rtrancl_eq | changeset | files |