theorem instCoeDepTypeFiatLineOfIs._proof_1
theorem instCoeDepTypeFiatLineOfIs._proof_1: ∀ (x : Type) [ta3nj1a4.FiatLine.Is x], ta3nj1a4.FiatLine.Is x
theorem instCoeDepTypeFiatLineOfIs._proof_1
theorem instCoeDepTypeFiatLineOfIs._proof_1: ∀ (x : Type) [ta3nj1a4.FiatLine.Is x], ta3nj1a4.FiatLine.Is x