type 'a substitution = (int * 'a foterm) list
-type comparison = Lt | Eq | Gt | Incomparable
+type comparison = Lt | Eq | Gt | Incomparable | Invertible
type rule = Superposition | Demodulation
* varlist
* 'a proof (* proof *)
-type 'a passive_clause = int * 'a unit_clause (* weight * equation *)
+type 'a clause =
+ int
+ * ('a literal * bool) list (* left hand side of the arrow,
+ with flag for selection *)
+ * ('a literal * bool) list (* right hand side of the arrow,
+ with flag for selection *)
+ * varlist
+ * 'a proof
+
+type 'a passive_clause = int * 'a clause (* weight * equation *)
+
+val vars_of_term : ?start_acc:int list -> 'a foterm -> int list
module M : Map.S with type key = int
-type 'a bag = 'a unit_clause M.t
+type 'a bag = int (* max ID *)
+ * (('a clause * bool * int) M.t)
+
+(* also gives a fresh ID to the clause *)
+ val add_to_bag :
+ 'a clause -> 'a bag ->
+ 'a bag * 'a clause
+
+ val replace_in_bag :
+ 'a clause * bool * int -> 'a bag ->
+ 'a bag
+
+ val get_from_bag :
+ int -> 'a bag -> 'a clause * bool * int
+
+ val empty_bag : 'a bag
module type Blob =
sig
* *)
val pp : t -> string
- val embed : t -> t foterm
- (* saturate [proof] [type] -> [proof] * [type] *)
- val saturate : t -> t -> t foterm * t foterm
-
end