law tg3

lawful-bytes@0.1.1.0 · proof_fast_append.bend:105

import Base

105law tg3:
106  for +ys: List<&2, U32>
107  for +m: Nat
108  for +b0: U32
109  for +b1: U32
110  for +b2: U32
111  for +hm: {Nat.is_le(m, 3n) == True{} : Bool}
112  for g0: {Nat.is_lt(0n, m) == True{} : Bool} -> {List.get(&2, U32, ys, 0n) == Some{b0} : Maybe<&2, U32>}
113  for g1: {Nat.is_lt(1n, m) == True{} : Bool} -> {List.get(&2, U32, ys, 1n) == Some{b1} : Maybe<&2, U32>}
114  for g2: {Nat.is_lt(2n, m) == True{} : Bool} -> {List.get(&2, U32, ys, 2n) == Some{b2} : Maybe<&2, U32>}
115  {List.take(&2, U32, ys, m) == List.take(&2, U32, [b0, b1, b2], m) : List<&2, U32>}