(* * Copyright (c) Facebook, Inc. and its affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. *) (** Propositional formulas *) include module type of Propositional_intf module Make (Trm : sig type t [@@deriving compare, equal, sexp] end) : sig module rec Fml : (FORMULA with type trm := Trm.t with type set := Fmls.t) and Fmls : (FORMULA_SET with type elt := Fml.t) end