Bool.not_inj: law of bend-mathlib@0.8.1.0
Import: import bend-mathlib@0.8.1.0/bool.bend as Bool
Lines 376-381 of bend-mathlib@0.8.1.0/bool.bend: https://jend.leeeet.dev/read.txt?path=bend-mathlib@0.8.1.0/bool.bend&start_line=376&end_line=381

import Base

# Negation is injective: not a = not b implies a = b.
law not_inj:
  for a: Bool
  for b: Bool
  for h: {Bool.not(a) == Bool.not(b) : Bool}
  {a == b : Bool}

Uses (5):
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Bool.not
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Empty.absurd
  https://jend.leeeet.dev/definition.txt?path=Base/base.bend&name=Equal.sym
  https://jend.leeeet.dev/definition.txt?path=bend-mathlib@0.8.1.0/bool.bend&name=internal_true_ne_false