def uq.lt_dbl1
import bend-osdev-algo@0.1.0.0/proof_u32.bend as ProofU32import Base
133def uq.lt_dbl1(x: Nat, y: Nat) -> {Nat.is_lt(1n+Nat.double(x), Nat.double(y)) == Nat.is_lt(x, y) : Bool}:
134 match x y:
135 case 0n 0n:
136 {==}
137 case 0n 1n+q:
138 {==}
139 case 1n+p 0n:
140 {==}
141 case 1n+p 1n+q:
142 uq.lt_dbl1(p, q)