diff options
| author |  letouzey <letouzey@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2011-06-21 21:18:47 +0000 |
|---|---|---|
| committer | letouzey <letouzey@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2011-06-21 21:18:47 +0000 |
| commit | b03db7e43a67251406c4b27fa179f1d46c248906 (patch) | |
| tree | a22d3a52c779149be1d7f7f3f982d12d5b51e923 /theories/Bool | |
| parent | 6810929f652be3ebe40de86fe360665c6aded049 (diff) | |
Follow-up concerning eqb / ltb / leb comparisons
- All statement using reflect are made transparent.
(Otherwise, since reflect isn't in Prop, extraction
complains now about opaque Type definition).
- remove two local Peqb_spec and Neqb_spec, now provided
globally as Pos.eqb_spec and N.eqb_spec.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@14232 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Bool')
| -rw-r--r-- | theories/Bool/Bool.v | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/theories/Bool/Bool.v b/theories/Bool/Bool.v index 437ce5726..d5d11ceaa 100644 --- a/theories/Bool/Bool.v +++ b/theories/Bool/Bool.v @@ -791,7 +791,7 @@ Qed. Lemma iff_reflect : forall P b, (P<->b=true) -> reflect P b. Proof. destr_bool; intuition. -Qed. +Defined. (** It would be nice to join [reflect_iff] and [iff_reflect] in a unique [iff] statement, but this isn't allowed since @@ -802,7 +802,7 @@ Qed. Lemma reflect_dec : forall P b, reflect P b -> {P}+{~P}. Proof. destruct 1; auto. -Qed. +Defined. (** Reciprocally, from a decidability, we could state a [reflect] as soon as we have a [bool_of_sumbool]. *) |