def inv_okb

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/curve25519/pow.bend:289

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/curve25519/field.bend as F
import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/curve25519/limbs.bend as LM

289def inv_okb(+one: Nat, +h1: {one == 1n : Nat}, +x: List<&2, U32>, +hx: {LM.okb(32n, x, 255n) == True{} : Bool}) -> {LM.okb(32n, F.inv(x), 255n) == True{} : Bool}:
290  pbs_okb(one, h1, inv_bits(), x, F.pow_ones(x, 249n, x), hx, po_okb(one, h1, 249n, x, x, hx, hx))