law drop_drop

lawful-fields@0.1.1.0 · proof_cut.bend:140

import Base

140law drop_drop:
141  for +xs: List<&2, U32>
142  for +a: Nat
143  for +b: Nat
144  {List.drop(&2, U32, List.drop(&2, U32, xs, a), b) == List.drop(&2, U32, xs, Nat.add(a, b)) : List<&2, U32>}