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(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2010 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(*i $Id: proof_trees.mli 13323 2010-07-24 15:57:30Z herbelin $ i*)
(*i*)
open Util
open Names
open Term
open Sign
open Evd
open Environ
open Proof_type
(*i*)
(* This module declares readable constraints, and a few utilities on
constraints and proof trees *)
val mk_goal : named_context_val -> constr -> Dyn.t option -> goal
val rule_of_proof : proof_tree -> rule
val ref_of_proof : proof_tree -> (rule * proof_tree list)
val children_of_proof : proof_tree -> proof_tree list
val goal_of_proof : proof_tree -> goal
val subproof_of_proof : proof_tree -> proof_tree
val status_of_proof : proof_tree -> int
val is_complete_proof : proof_tree -> bool
val is_leaf_proof : proof_tree -> bool
val is_tactic_proof : proof_tree -> bool
val pf_lookup_name_as_displayed : env -> constr -> identifier -> int option
val pf_lookup_index_as_renamed : env -> constr -> int -> int option
val is_proof_instr : rule -> bool
val is_focussing_command : rule -> bool
(*s Pretty printing functions. *)
(*i*)
open Pp
(*i*)
val db_pr_goal : goal -> std_ppcmds
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