diff options
author | Enrico Tassi <gareuselesinge@debian.org> | 2016-12-27 16:53:30 +0100 |
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committer | Enrico Tassi <gareuselesinge@debian.org> | 2016-12-27 16:53:30 +0100 |
commit | a4c7f8bd98be2a200489325ff7c5061cf80ab4f3 (patch) | |
tree | 26dd9c4aa142597ee09c887ef161d5f0fa5077b6 /test-suite/success/contradiction.v | |
parent | 164c6861860e6b52818c031f901ffeff91fca16a (diff) |
Imported Upstream version 8.6upstream/8.6
Diffstat (limited to 'test-suite/success/contradiction.v')
-rw-r--r-- | test-suite/success/contradiction.v | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test-suite/success/contradiction.v b/test-suite/success/contradiction.v new file mode 100644 index 00000000..92a7c6cc --- /dev/null +++ b/test-suite/success/contradiction.v @@ -0,0 +1,32 @@ +(* Some tests for contradiction *) + +Lemma L1 : forall A B : Prop, A -> ~A -> B. +Proof. +intros; contradiction. +Qed. + +Lemma L2 : forall A B : Prop, ~A -> A -> B. +Proof. +intros; contradiction. +Qed. + +Lemma L3 : forall A : Prop, ~True -> A. +Proof. +intros; contradiction. +Qed. + +Lemma L4 : forall A : Prop, forall x : nat, ~x=x -> A. +Proof. +intros; contradiction. +Qed. + +Lemma L5 : forall A : Prop, forall x y : nat, ~x=y -> x=y -> A. +Proof. +intros; contradiction. +Qed. + +Lemma L6 : forall A : Prop, forall x y : nat, x=y -> ~x=y -> A. +Proof. +intros; contradiction. +Qed. + |