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  "```lean\nType (u_1 + 1)\n```\n***\nThe dependent arrow. `(x : α) → β` is equivalent to `∀ x : α, β`, but we usually\nreserve the latter for propositions. Also written as `Π x : α, β` (the \"Pi-type\")\nin the literature. ",
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  "```lean\nType (u_1 + 1)\n```\n***\nThe dependent arrow. `(x : α) → β` is equivalent to `∀ x : α, β`, but we usually\nreserve the latter for propositions. Also written as `Π x : α, β` (the \"Pi-type\")\nin the literature. ",
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  "```lean\nType (u_1 + 1)\n```\n***\nThe dependent arrow. `(x : α) → β` is equivalent to `∀ x : α, β`, but we usually\nreserve the latter for propositions. Also written as `Π x : α, β` (the \"Pi-type\")\nin the literature. ",
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  "```lean\nType 1\n```\n***\nThe dependent arrow. `(x : α) → β` is equivalent to `∀ x : α, β`, but we usually\nreserve the latter for propositions. Also written as `Π x : α, β` (the \"Pi-type\")\nin the literature. ",
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