theorem instCoePersonObject._proof_1
theorem instCoePersonObject._proof_1: ∀ (v : nxtm3jbm.Person), ta3nj1a4.Object.Is (Subtype.val v)
theorem instCoePersonObject._proof_1
theorem instCoePersonObject._proof_1: ∀ (v : nxtm3jbm.Person), ta3nj1a4.Object.Is (Subtype.val v)