Standard Library | The Coq Proof Assistant

The Coq Proof Assistant

# Library Ltac2.Bool

Require Import Ltac2.Init.
Ltac2 and x y :=
match x with
| true => y
| false => false
end.
Ltac2 or x y :=
match x with
| true => true
| false => y
end.
Ltac2 impl x y :=
match x with
| true => y
| false => true
end.
Ltac2 neg x :=
match x with
| true => false
| false => true
end.
Ltac2 xor x y :=
match x with
| true
=> match y with
| true => false
| false => true
end
| false
=> match y with
| true => true
| false => false
end
end.
Ltac2 eq x y :=
match x with
| true
=> match y with
| true => true
| false => false
end
| false
=> match y with
| true => false
| false => true
end
end.