diff options
| author | Cyril Cohen | 2018-10-26 12:26:59 +0200 |
|---|---|---|
| committer | GitHub | 2018-10-26 12:26:59 +0200 |
| commit | 91a4286ddc1a1f85b6719318be52bce88a3aff32 (patch) | |
| tree | 54d005fa753645a3056d93d382498b0b7eb4c6cf /mathcomp | |
| parent | 311c23124e258647075f703b0f759f1ad5051c60 (diff) | |
| parent | efbdb223b3329d6cae0cecebdb6d98453fb489d4 (diff) | |
Merge pull request #235 from CohenCyril/bool_irrelevance2
Statement of `bool_irrelevance` more consistent with its name.
Diffstat (limited to 'mathcomp')
| -rw-r--r-- | mathcomp/ssreflect/eqtype.v | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mathcomp/ssreflect/eqtype.v b/mathcomp/ssreflect/eqtype.v index 7c2a48e..f32d390 100644 --- a/mathcomp/ssreflect/eqtype.v +++ b/mathcomp/ssreflect/eqtype.v @@ -274,7 +274,7 @@ Canonical bool_eqType := Eval hnf in EqType bool bool_eqMixin. Lemma eqbE : eqb = eq_op. Proof. by []. Qed. -Lemma bool_irrelevance (x y : bool) (E E' : x = y) : E = E'. +Lemma bool_irrelevance (b : bool) (p1 p2 : b) : p1 = p2. Proof. exact: eq_irrelevance. Qed. Lemma negb_add b1 b2 : ~~ (b1 (+) b2) = (b1 == b2). |