def AP.z1
import bend-osdev-array@0.1.0.1/PROOF.bend as PROOFimport Base
455def AP.z1(n: Nat) -> {Word.adc(n, Word.zero(n), Word.zero(n), True{}, True{}) == Word.zero(n) : Word(n)}:
456 match n:
457 case 0n:
458 {==}
459 case 1n+ +q:
460 AP.wcon_cong(q, False{}, Word.adc(q, Word.zero(q), Word.zero(q), True{}, True{}), Word.zero(q), AP.z1(q))