exception MetaSubstFailure of string Lazy.t
exception Uncertain of string Lazy.t
-(*
-exception AssertFailure of string Lazy.t
-exception DeliftingARelWouldCaptureAFreeVariable;;
-val apply_subst : Cic.substitution -> Cic.term -> Cic.term
-val apply_subst_context : Cic.substitution -> Cic.context -> Cic.context
-val apply_subst_metasenv: Cic.substitution -> Cic.metasenv -> Cic.metasenv
-
-(*** delifting ***)
-
-val restrict :
- Cic.substitution -> (int * int) list -> Cic.metasenv ->
- Cic.metasenv * Cic.substitution
-*)
+(* the index of the last created meta *)
+val maxmeta: unit -> int
(* the delift function takes in input a metavariable index, a local_context
- * and a term t, and substitutes every Rel in t with its position in
+ * and a term t, and substitutes every subterm t' of t with its position
+ * (searched up-to unification) in
* the local_context (which is the Rel moved to the canonical context).
* Typically, the list of optional terms is the explicit
* substitution that is applied to a metavariable occurrence and the result of