proposition: Lemma NewObjectAction_Equiv: forall p l st st', st' = NewObjectAction p l st -> EquivAssignables p st st'.
proof: Proof. intros. unfold NewObjectAction in H. subst. unfold EquivAssignables. simpl. apply EquivAssignables_refl. Qed.
imports: Coq(List) JML(Stack) Coq(ListSet) Coq(Bool) Coq(ZArith) Coq(Relation_Operators) JML(ListHelpers) Coq(Classical)