PROOFBits.wu.lt: def of bend-osdev-word64@0.1.1.0
Import: import bend-osdev-word64@0.1.1.0/PROOF_bits.bend as PROOFBits
Lines 20-24 of bend-osdev-word64@0.1.1.0/PROOF_bits.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-word64@0.1.1.0/PROOF_bits.bend&start_line=20&end_line=24

import Base
import bend-osdev-u32@0.1.0.0/u32.bend as U
import bend-osdev-u32@0.1.0.0/LAWS.bend as UL

def wu.lt(+x: U32) -> {Nat.is_lt(U32.to_nat(x), U.U32Nat.dbl(32n, 1n)) == True{} : Bool}:
  match x:
    case U32{+w}:
      %wu.ve(w) : {Nat.is_lt(_, U.U32Nat.dbl(32n, 1n)) == True{} : Bool}
      UL.word_value_lt(32n, w)

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.is_lt
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=U32.to_nat
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-u32@0.1.0.0/LAWS.bend&name=word_value_lt
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-u32@0.1.0.0/u32.bend&name=U32Nat.dbl
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-word64@0.1.1.0/PROOF_bits.bend&name=wu.ve