blob: 624097728e7442e5904a6bee6bc4dd75eb06c1bf (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
(************************************************************************)
(* * The Coq Proof Assistant / The Coq Development Team *)
(* v * Copyright INRIA, CNRS and contributors *)
(* <O___,, * (see version control and CREDITS file for authors & dates) *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(* * (see LICENSE file for the text of the license) *)
(************************************************************************)
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.
|
