HOLCF: proper rep_datatype lift (see theory Lift); use plain induct_tac instead of lift.induct_tac, use UU instead of Undef in cases;
HOLCF: proper rep_datatype lift (see theory Lift); use plain induct_tac
instead of lift.induct_tac, use UU instead of Undef in cases;

MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle,MerelyAPseudonym/isabelle