ProofBase.cons_inj_h: law of lawful-arrays@0.1.0.0
Import: import lawful-arrays@0.1.0.0/proof_base.bend as ProofBase
Lines 448-455 of lawful-arrays@0.1.0.0/proof_base.bend: https://jend.leeeet.dev/read.txt?path=lawful-arrays@0.1.0.0/proof_base.bend&start_line=448&end_line=455

import Base

law cons_inj_h:
  for -A: Data
  for -x: A
  for -y: A
  for -xs: List<&2, A>
  for -ys: List<&2, A>
  for e: {x <> xs == y <> ys : List<&2, A>}
  {x == y : A}

Uses (3):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.cong
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=List
  https://jend.leeeet.dev/definition.txt?path=lawful-arrays@0.1.0.0/proof_base.bend&name=head_or