law winj
import lawful-words@0.1.0.0/proof_word.bend as ProofWordimport Base
295# Two words that stand for the same number are the same word.
296law winj:
297 for +n: Nat
298 for +a: Word(n)
299 for +b: Word(n)
300 for +e: {Word.to_nat(n, a) == Word.to_nat(n, b) : Nat}
301 {a == b : Word(n)}