def k256

bend-collections-laws-crypto@1.0.0.0 · proofs/math/typed/w64div.bend:47

import Base
import bend-collections-laws-crypto@1.0.0.0/proofs/lib/logic.bend as L
import bend-collections-laws-crypto@1.0.0.0/proofs/lib/word.bend as WD

47def k256(+one: Nat, +h1: {one == 1n : Nat}) -> {256n == WD.sc(8n, one) : Nat}:
48  L.subst(Nat, o => {256n == WD.sc(8n, o) : Nat}, 1n, one, Equal.sym(Nat, one, 1n, h1), {==})