theorem instCoeDepTypeObjectOfIs._proof_1
theorem instCoeDepTypeObjectOfIs._proof_1: ∀ (x : Type) [d4qbfhxh.Object.Is x], d4qbfhxh.Object.Is x
theorem instCoeDepTypeObjectOfIs._proof_1
theorem instCoeDepTypeObjectOfIs._proof_1: ∀ (x : Type) [d4qbfhxh.Object.Is x], d4qbfhxh.Object.Is x