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26 (* $Id: nCicSubstitution.ml 8135 2008-02-13 15:35:43Z tassi $ *)
28 exception Subst_not_found of int
29 exception Meta_not_found of int
31 val sharing_map: ('a -> 'a) -> 'a list -> 'a list
33 val expand_local_context : NCic.lc_kind -> NCic.term list
35 val lookup_subst: int -> NCic.substitution -> NCic.subst_entry
36 val lookup_meta: int -> NCic.metasenv -> NCic.conjecture
38 (* both functions raise "assert false" when a Meta is found
39 * call the 'a->'a function when a binder is crossed *)
41 (NCic.hypothesis -> 'k -> 'k) -> 'k ->
42 ('k -> 'a -> NCic.term -> 'a) -> 'a -> NCic.term -> 'a
44 (NCic.hypothesis -> 'k -> 'k) -> 'k ->
45 ('k -> NCic.term -> NCic.term) -> NCic.term -> NCic.term
47 val is_closed: NCic.term -> bool