def un.odd_bd
import bend-osdev-u32@0.1.0.0/PROOF.bend as PROOFimport Base
import bend-osdev-u32@0.1.0.0/u32.bend as U
1307def un.odd_bd(b: Bool, +v: Nat) -> {U.U32Nat.odd(Nat.add(U.U32Nat.bit(b), Nat.double(v))) == U.U32Nat.bit(b) : Nat}:
1308 match b:
1309 case True{}:
1310 un.odd_d1(v)
1311 case False{}:
1312 un.odd_d(v)