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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(* $Id$ *)
open Util
open Libnames
(* Informal mathematical status of declarations *)
type locality =
| Local
| Global
type boxed_flag = bool
type theorem_kind =
| Theorem
| Lemma
| Fact
| Remark
| Property
| Proposition
| Corollary
type definition_object_kind =
| Definition
| Coercion
| SubClass
| CanonicalStructure
| Example
| Fixpoint
| CoFixpoint
| Scheme
| StructureComponent
| IdentityCoercion
| Instance
| Method
type assumption_object_kind = Definitional | Logical | Conjectural
(* [assumption_kind]
| Local | Global
------------------------------------
Definitional | Variable | Parameter
Logical | Hypothesis | Axiom
*)
type assumption_kind = locality * assumption_object_kind
type definition_kind = locality * boxed_flag * definition_object_kind
(* Kinds used in proofs *)
type goal_object_kind =
| DefinitionBody of definition_object_kind
| Proof of theorem_kind
type goal_kind = locality * goal_object_kind
(* Kinds used in library *)
type logical_kind =
| IsAssumption of assumption_object_kind
| IsDefinition of definition_object_kind
| IsProof of theorem_kind
(* Utils *)
val logical_kind_of_goal_kind : goal_object_kind -> logical_kind
val string_of_theorem_kind : theorem_kind -> string
val string_of_definition_kind :
locality * boxed_flag * definition_object_kind -> string
(* About locality *)
val strength_of_global : global_reference -> locality
val string_of_strength : locality -> string
(* About recursive power of type declarations *)
type recursivity_kind =
| Finite (* = inductive *)
| CoFinite (* = coinductive *)
| BiFinite (* = non-recursive, like in "Record" definitions *)
(* helper, converts to "finiteness flag" booleans *)
val recursivity_flag_of_kind : recursivity_kind -> bool
|
