law at_pair_t

lawful-bytes@0.1.1.0 · proof_core.bend:45

import Base
import lawful-bytes@0.1.1.0/defs.bend as D
import lawful-bytes@0.1.1.0/bytes.bend as B
import lawful-arrays@0.1.0.0/proof_tree.bend as P

45law at_pair_t:
46  for +len: U32
47  for +t: P.Tree<U32>
48  for +i: U32
49  {B.at(BT(len, t), i) == (BT(len, t), AT(len, t, i)) : D.Bytes & U32}