diff options
Diffstat (limited to 'theories')
| -rwxr-xr-x | theories/Bool/Bool.v | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/theories/Bool/Bool.v b/theories/Bool/Bool.v index f2c9bfc8e9..afc9840e10 100755 --- a/theories/Bool/Bool.v +++ b/theories/Bool/Bool.v @@ -172,6 +172,9 @@ Definition negb := [b:bool]Cases b of | false => true end. +Infix "||" orb (at level 4, left associativity) : bool_scope. +Infix "&&" andb (at level 3, left associativity) : bool_scope. +Notation "!! b" := (negb b) (at level 0, right associativity) : bool_scope. (**************************) (** Lemmas about [negb] *) |