From 6b649aba925b6f7462da07599fe67ebb12a3460e Mon Sep 17 00:00:00 2001
From: Samuel Mimram <samuel.mimram@ens-lyon.org>
Date: Wed, 28 Jul 2004 21:54:47 +0000
Subject: Imported Upstream version 8.0pl1

---
 kernel/reduction.mli | 55 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 kernel/reduction.mli

(limited to 'kernel/reduction.mli')

diff --git a/kernel/reduction.mli b/kernel/reduction.mli
new file mode 100644
index 00000000..c516ea70
--- /dev/null
+++ b/kernel/reduction.mli
@@ -0,0 +1,55 @@
+(************************************************************************)
+(*  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        *)
+(************************************************************************)
+
+(*i $Id: reduction.mli,v 1.56.8.1 2004/07/16 19:30:26 herbelin Exp $ i*)
+
+(*i*)
+open Term
+open Environ
+(*i*)
+
+(************************************************************************)
+(*s Reduction functions *)
+
+val whd_betaiotazeta        : env -> constr -> constr
+val whd_betadeltaiota       : env -> constr -> constr
+val whd_betadeltaiota_nolet : env -> constr -> constr
+
+val nf_betaiota      : constr -> constr
+
+(************************************************************************)
+(*s conversion functions *)
+
+exception NotConvertible
+exception NotConvertibleVect of int
+type 'a conversion_function = env -> 'a -> 'a -> Univ.constraints
+
+val conv_sort      : sorts conversion_function
+val conv_sort_leq  : sorts conversion_function
+
+val conv           : types conversion_function
+val conv_leq       : types conversion_function
+val conv_leq_vecti : types array conversion_function
+
+(************************************************************************)
+
+(* Builds an application node, reducing beta redexes it may produce. *) 
+val beta_appvect : constr -> constr array -> constr
+
+(* Pseudo-reduction rule  Prod(x,A,B) a --> B[x\a] *)
+val hnf_prod_applist : env -> types -> constr list -> types
+
+
+(************************************************************************)
+(*s Recognizing products and arities modulo reduction *)
+
+val dest_prod       : env -> types -> Sign.rel_context * types
+val dest_prod_assum : env -> types -> Sign.rel_context * types
+
+val dest_arity : env -> types -> Sign.arity
+val is_arity   : env -> types -> bool
-- 
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