law blake3_rejects

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/blake/blake3/proof.bend:108

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake3/blake3.bend as K

108# Rejection: a length past 4 * capacity gives None.
109law blake3_rejects:
110  for a: Array<U32>
111  for +n: Nat
112  for +capacity: U32
113  for invalid: {Nat.is_le(n,Nat.mul(4n,U32.to_nat(capacity))) == False{} : Bool}
114  {K.sized(n,(a,capacity)) == None{} : Maybe<&1,Array<U32>>}