theorem instCoeFunctionDisposition._proof_1
theorem instCoeFunctionDisposition._proof_1: ∀ (v : qszr71sj.Function), qszr71sj.Disposition.Is (Subtype.val v)
theorem instCoeFunctionDisposition._proof_1
theorem instCoeFunctionDisposition._proof_1: ∀ (v : qszr71sj.Function), qszr71sj.Disposition.Is (Subtype.val v)