proof_checker/lib/formula.mli
2024-09-01 12:35:24 -07:00

15 lines
319 B
OCaml

type t =
| Relation of string * Term.t list
| Equal of Term.t * Term.t
| Bottom
| Neg of t
| Conj of t * t
| Disj of t * t
| Impl of t * t
| Iff of t * t
| Forall of t
| Exists of t
val match_term : Term.t -> t -> t -> Term.match_result
val occurs : Term.t -> t -> bool
val to_string : t -> string