theorem instCoeMaterialEntityIndependentContinuant._proof_1
theorem instCoeMaterialEntityIndependentContinuant._proof_1: ∀ (v : ta3nj1a4.MaterialEntity), ta3nj1a4.IndependentContinuant.Is (Subtype.val v)
theorem instCoeMaterialEntityIndependentContinuant._proof_1
theorem instCoeMaterialEntityIndependentContinuant._proof_1: ∀ (v : ta3nj1a4.MaterialEntity), ta3nj1a4.IndependentContinuant.Is (Subtype.val v)