def tx_wscale

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/aes/gf.bend:213

import Base
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/aes/poly.bend as P

213def tx_wscale(+n: Nat, +low: Word(n), +c: Bool, +v: Word(n)) -> {P.times_x(n, low, P.wscale(n, c, v)) == P.wscale(n, c, P.times_x(n, low, v)) : Word(n)}:
214  match c:
215    case True{}:
216      {==}
217    case False{}:
218      tx_zero(n, low)