From: Stefano Zacchiroli <zack@upsilon.cc>
Date: Tue, 24 Feb 2004 16:09:38 +0000 (+0000)
Subject: added functions and uris for binary {positive,integer}
X-Git-Tag: v0_0_4~82
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=9c015f8aeb17a9c2dc893208be09ac74b72b59c1;p=helm.git

added functions and uris for binary {positive,integer}
---

diff --git a/helm/ocaml/cic/helmLibraryObjects.ml b/helm/ocaml/cic/helmLibraryObjects.ml
index 913fc9ef3..dc621c5a9 100644
--- a/helm/ocaml/cic/helmLibraryObjects.ml
+++ b/helm/ocaml/cic/helmLibraryObjects.ml
@@ -155,9 +155,40 @@ module Peano =
     let pred = const pred_URI
   end
 
+module BinPos =
+  struct
+    let positive_SURI = "cic:/Coq/NArith/BinPos/positive.ind"
+    let positive_URI = uri positive_SURI
+    let xI = mutconstruct positive_URI 0 1
+    let xO = mutconstruct positive_URI 0 2
+    let xH = mutconstruct positive_URI 0 3
+    let pplus_SURI = "cic:/Coq/NArith/BinPos/Pplus.con"
+    let pplus_URI = uri pplus_SURI
+    let pplus = const pplus_URI
+    let pminus_SURI = "cic:/Coq/NArith/BinPos/Pminus.con"
+    let pminus_URI = uri pminus_SURI
+    let pminus = const pminus_URI
+    let pmult_SURI = "cic:/Coq/NArith/BinPos/Pmult.con"
+    let pmult_URI = uri pmult_SURI
+    let pmult = const pmult_URI
+  end
+
 module BinInt =
   struct
     let zplus_SURI = "cic:/Coq/ZArith/BinInt/Zplus.con"
+    let zplus_URI = uri zplus_SURI
+    let zplus = const zplus_URI
+    let zminus_SURI = "cic:/Coq/ZArith/BinInt/Zminus.con"
+    let zminus_URI = uri zminus_SURI
+    let zminus = const zminus_URI
+    let z_SURI = "cic:/Coq/ZArith/BinInt/Z.ind"
+    let z_URI = uri z_SURI
+    let z0 = mutconstruct z_URI 0 1
+    let zpos = mutconstruct z_URI 0 2
+    let zneg = mutconstruct z_URI 0 3
+    let zopp_SURI = "cic:/Coq/ZArith/BinInt/Zopp.con"
+    let zopp_URI = uri zopp_SURI
+    let zopp = const zopp_URI
   end
 
 (** {2 Helpers for creating common terms}
@@ -182,3 +213,12 @@ let build_real n =
   in
   aux n
 
+let build_bin_pos n =
+  if n < 1 then raise NegativeInteger;
+  let rec aux = function
+    | 1 -> BinPos.xH
+    | n when n mod 2 = 0 -> Cic.Appl [ BinPos.xO; aux (n / 2) ]
+    | n -> Cic.Appl [ BinPos.xI; aux (n / 2) ]
+  in
+  aux n
+