(* * Copyright (c) 2009 Robert Dockins and Aquinas Hobor. * *)
(* Coq development: using indirection theory to model types in l-calculus *)
(* lam_ref_mach_lemmas.v: various boring lemmas about the machine *)
(* COERCIONS *)

(* Specifications: *)
Lemma isVal_val2exp : forall v, isValue (val_to_exp v).
(* DECIDABILTY *)
Lemma closed_dec : forall e n,
{ closed' n e} + { ~closed' n e}.