Word.fin_eq: law of bend-collections-laws-crypto@1.0.0.0
Import: import bend-collections-laws-crypto@1.0.0.0/proofs/crypto/subtle/word.bend as Word
Lines 43-48 of bend-collections-laws-crypto@1.0.0.0/proofs/crypto/subtle/word.bend: https://jend.leeeet.dev/read.txt?path=bend-collections-laws-crypto@1.0.0.0/proofs/crypto/subtle/word.bend&start_line=43&end_line=48

import Base

# A comparison is EQ exactly when the tails compare EQ and the heads agree.
law fin_eq:
  for +ab: Bool
  for +bb: Bool
  for +t: Cmp
  {Cmp.is_eq(Word.cmp.fin(ab, bb, t)) == Bool.and(Cmp.is_eq(t), Cmp.is_eq(Bool.cmp(ab, bb))) : Bool}

Uses (6):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.and
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.cmp
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Cmp
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Cmp.is_eq
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Word.cmp.fin