Permutation.pair_step: law of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/keccak/permutation.bend as Permutation
Lines 48-52 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/keccak/permutation.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/keccak/permutation.bend&start_line=48&end_line=52

import Base
import bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/types.bend as T
import bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/permutation.bend as P

law pair_step:
  for +n: Nat
  for +i: Nat
  for +s: T.State
  {P.rounds(2n+n,i,s) == P.rounds(n,2n+i,P.round(P.round(s,P.constant(i)),P.constant(1n+i))) : T.State}

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/permutation.bend&name=constant
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/permutation.bend&name=round
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/permutation.bend&name=rounds
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/types.bend&name=Lane
  https://jend.leeeet.dev/definition.txt?path=bend-collections-laws-crypto@1.0.0.0/src/crypto/keccak/types.bend&name=State