def un.nz
import bend-osdev-u32@0.1.0.0/PROOF.bend as PROOFimport Base
1023def un.nz(x: Nat) -> Type:
1024 match x:
1025 case 0n:
1026 Empty
1027 case 1n+p:
1028 Unit
import bend-osdev-u32@0.1.0.0/PROOF.bend as PROOFimport Base
1023def un.nz(x: Nat) -> Type:
1024 match x:
1025 case 0n:
1026 Empty
1027 case 1n+p:
1028 Unit