src/HOL/subset.thy
1998-11-13 paulson 1998-11-13 no longer loads Fun so that the Fun proofs can use equalities.thy
1996-02-05 clasohm 1996-02-05 expanded tabs; renamed subtype to typedef; incorporated Konrad's changes
1995-03-03 clasohm 1995-03-03 new version of HOL with curried function application