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author | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2006-01-31 10:34:10 +0000 |
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committer | herbelin <herbelin@85f007b7-540e-0410-9357-904b9bb8a0f7> | 2006-01-31 10:34:10 +0000 |
commit | e858cea149dfffd35ff85fb647b0356564058883 (patch) | |
tree | 4079d322eb532bdf11dfc054a1a44f906cb97ed4 /theories/Bool/Bool.v | |
parent | 4adf4ecc7fcf585f4a932284bdd664b71adc8154 (diff) |
Ajout décidabilité
git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@7965 85f007b7-540e-0410-9357-904b9bb8a0f7
Diffstat (limited to 'theories/Bool/Bool.v')
-rwxr-xr-x | theories/Bool/Bool.v | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/theories/Bool/Bool.v b/theories/Bool/Bool.v index 0643ba540..4b41ca746 100755 --- a/theories/Bool/Bool.v +++ b/theories/Bool/Bool.v @@ -541,3 +541,10 @@ Proof. Qed. Hint Resolve bool_1 bool_2 bool_3 bool_4 bool_5 bool_6. + +(** Decidability *) + +Lemma bool_dec : forall a b : bool, {a = b} + { a <> b}. +Proof. + decide equality. +Defined. |