From cce4c64a95e5f835cfd28bb3589c535903cbd011 Mon Sep 17 00:00:00 2001
From: letouzey
Date: Tue, 2 Nov 2010 15:10:52 +0000
Subject: NZSqrt : since spec is complete, no need for morphism axiom sqrt_wd

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@13609 85f007b7-540e-0410-9357-904b9bb8a0f7
---
 theories/Numbers/Integer/Binary/ZBinary.v       | 2 --
 theories/Numbers/Integer/SpecViaZ/ZSigZAxioms.v | 2 --
 2 files changed, 4 deletions(-)

(limited to 'theories/Numbers/Integer')

diff --git a/theories/Numbers/Integer/Binary/ZBinary.v b/theories/Numbers/Integer/Binary/ZBinary.v
index d4796d1067..b92b303f0d 100644
--- a/theories/Numbers/Integer/Binary/ZBinary.v
+++ b/theories/Numbers/Integer/Binary/ZBinary.v
@@ -151,8 +151,6 @@ Definition pow := Zpower.
 (** NB : we use a new Zsqrt defined in Zsqrt_def, the previous
    module Zsqrt.v is now Zsqrt_compat.v *)
 
-Program Instance sqrt_wd : Proper (eq==>eq) Zsqrt.
-
 Definition sqrt_spec := Zsqrt_spec.
 Definition sqrt_neg := Zsqrt_neg.
 Definition sqrt := Zsqrt.
diff --git a/theories/Numbers/Integer/SpecViaZ/ZSigZAxioms.v b/theories/Numbers/Integer/SpecViaZ/ZSigZAxioms.v
index 69feb93151..6689875cb0 100644
--- a/theories/Numbers/Integer/SpecViaZ/ZSigZAxioms.v
+++ b/theories/Numbers/Integer/SpecViaZ/ZSigZAxioms.v
@@ -280,8 +280,6 @@ Qed.
 
 (** Sqrt *)
 
-Program Instance sqrt_wd : Proper (eq==>eq) sqrt.
-
 Lemma sqrt_spec : forall n, 0<=n ->
  (sqrt n)*(sqrt n) <= n /\ n < (succ (sqrt n))*(succ (sqrt n)).
 Proof.
-- 
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