Fri, 07 Nov 1997 18:05:25 +0100 | oheimb | added split_prem_tac | changeset | files |
Fri, 07 Nov 1997 18:02:15 +0100 | oheimb | changed libraray function find to find_index_eq, currying it | changeset | files |
Fri, 07 Nov 1997 17:51:26 +0100 | oheimb | added contrapos | changeset | files |