/usr/lib/ocaml/ocamlgraph/prim.mli is in libocamlgraph-ocaml-dev 1.8.6-1build5.
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(* *)
(* Ocamlgraph: a generic graph library for OCaml *)
(* Copyright (C) 2004-2010 *)
(* Sylvain Conchon, Jean-Christophe Filliatre and Julien Signoles *)
(* *)
(* This software is free software; you can redistribute it and/or *)
(* modify it under the terms of the GNU Library General Public *)
(* License version 2.1, with the special exception on linking *)
(* described in file LICENSE. *)
(* *)
(* This software is distributed in the hope that it will be useful, *)
(* but WITHOUT ANY WARRANTY; without even the implied warranty of *)
(* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *)
(* *)
(**************************************************************************)
module type WEIGHT = sig
type label
type t
val weight : label -> t
val compare : t -> t -> int
val add : t -> t -> t
val zero : t
end
module type G = sig
type t
module V : Sig.COMPARABLE
module E : sig
type t
type label
val label : t -> label
val dst : t -> V.t
val src : t -> V.t
val compare : t -> t -> int
end
val iter_vertex : (V.t -> unit) -> t -> unit
val iter_edges_e : (E.t -> unit) -> t -> unit
val iter_succ_e : (E.t -> unit) -> t -> V.t -> unit
end
(** Functor providing an implementation of Prim's minimum-spanning-tree
algorithm.
Parameter [W] ensures that label on edges are comparable. *)
module Make(G: G)(W: WEIGHT with type label = G.E.label) : sig
val spanningtree : G.t -> G.E.t list
val spanningtree_from : G.t -> G.V.t -> G.E.t list
end
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