theorem instCoeDepTypeSpatialRegionOfIs._proof_1
theorem instCoeDepTypeSpatialRegionOfIs._proof_1: ∀ (x : Type) [ta3nj1a4.SpatialRegion.Is x], ta3nj1a4.SpatialRegion.Is x
theorem instCoeDepTypeSpatialRegionOfIs._proof_1
theorem instCoeDepTypeSpatialRegionOfIs._proof_1: ∀ (x : Type) [ta3nj1a4.SpatialRegion.Is x], ta3nj1a4.SpatialRegion.Is x