law last3_correct

bend-collections-laws-crypto@1.0.0.0 · proofs/crypto/blake/blake2b/blocks.bend:1780

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake2b/types.bend as T
import bend-collections-laws-crypto@1.0.0.0/src/crypto/blake/blake2b/blake2b.bend as I
import bend-collections-laws-crypto@1.0.0.0/spec/crypto/blake/blake2b.bend as S

1780law last3_correct:
1781  for +remain: Nat
1782  for +index: U32
1783  for +t: T.Counter
1784  for +h: T.Chain
1785  for +w0: U32
1786  for +w1: U32
1787  for +w2: U32
1788  for pair: Array<U32> & U32
1789  {I.last3(remain,index,t,h,w0,w1,w2,pair) == Pair.snd(Array<U32>,T.Chain,S.gather(28n,index,4,True{},remain,t,h,[w2,w1,w0],pair)) : T.Chain}