LAWS.octets_take_append_add: law of bend-osdev-bytes@0.1.1.0
Import: import bend-osdev-bytes@0.1.1.0/LAWS.bend as LAWS
Lines 338-342 of bend-osdev-bytes@0.1.1.0/LAWS.bend: https://jend.leeeet.dev/read.txt?path=bend-osdev-bytes@0.1.1.0/LAWS.bend&start_line=338&end_line=342

import Base
import bend-osdev-bytes@0.1.1.0/bytes.bend as B

law octets_take_append_add:
  for +a: B.Octets
  for +n: Nat
  for +b: B.Octets
  {B.Octets.take(Nat.add(B.Octets.len(a), n), B.Octets.append(a, b)) == B.Octets.append(a, B.Octets.take(n, b)) : B.Octets}

Uses (7):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Nat.add
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/PROOF.bend&name=p_take_append_add
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.append
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.len
  https://jend.leeeet.dev/definition.txt?path=bend-osdev-bytes@0.1.1.0/bytes.bend&name=Octets.take