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Diffstat (limited to 'test-suite')
| -rw-r--r-- | test-suite/success/Tauto.v | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test-suite/success/Tauto.v b/test-suite/success/Tauto.v index 6e8bf0f140..ecaaf80d4f 100644 --- a/test-suite/success/Tauto.v +++ b/test-suite/success/Tauto.v @@ -172,6 +172,13 @@ Proof. Tauto. Save. +(* A bug from CNF form *) +Lemma old_bug3: + ((~A\/B)/\(~B\/B)/\(~A\/~B)/\(~B\/~B)->False)->~((A->B)->B)->False. +Proof. + Tauto. +Save. + (* A private club has the following rules : * * . rule 1 : Every non-scottish member wears red socks |