∀ {Ω : Type u_1} {β : Type u_3} {β' : Type u_4} {m' mΩ : MeasurableSpace Ω} [inst : StandardBorelSpace Ω]
  {hm' : m' ≤ mΩ} {μ : MeasureTheory.Measure Ω} [inst_1 : MeasureTheory.IsFiniteMeasure μ] {f : Ω → β} {g : Ω → β'}
  {_mβ : MeasurableSpace β} {_mβ' : MeasurableSpace β'} [inst_2 : Neg β'] [MeasurableNeg β'],
  ProbabilityTheory.CondIndepFun m' hm' f g μ → ProbabilityTheory.CondIndepFun m' hm' f (-g) μ