proof_checker/lib/formula.mli

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OCaml
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type t =
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| 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
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val match_term : Term.t -> t -> t -> Term.match_result
val occurs : Term.t -> t -> bool
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val to_string : t -> string