Kind/book/Nat/is_ltn.kind2
2024-07-08 18:13:17 -03:00

19 lines
226 B
Plaintext

use Nat/{succ,zero}
use Bool/{true,false}
is_ltn
- a: Nat
- b: Nat
: Bool
match a with (b: Nat) {
zero: match b {
zero: false
succ: true
}
succ: match b {
zero: false
succ: (is_ltn a.pred b.pred)
}
}