theorem instCoeFunctionDisposition._proof_1
theorem instCoeFunctionDisposition._proof_1: ∀ (v : d4qbfhxh.Function), d4qbfhxh.Disposition.Is (Subtype.val v)
theorem instCoeFunctionDisposition._proof_1
theorem instCoeFunctionDisposition._proof_1: ∀ (v : d4qbfhxh.Function), d4qbfhxh.Disposition.Is (Subtype.val v)