Thu, 08 Jul 1999 13:44:47 +0200 | paulson | Now if_weak_cong is a standard congruence rule | changeset | files |
Thu, 08 Jul 1999 13:43:42 +0200 | paulson | Introduction of integer division algorithm | changeset | files |
Thu, 08 Jul 1999 13:42:31 +0200 | paulson | tidied proofs to cope with default if_weak_cong | changeset | files |