theorem BFO.Participant.genericallyDependentContinuant.sizeOf_spec
theorem BFO.Participant.genericallyDependentContinuant.sizeOf_spec: ∀ (a : j12bzjgj.BFO.GenericallyDependentContinuant), sizeOf (j12bzjgj.BFO.Participant.genericallyDependentContinuant a) = 1 + sizeOf a