28 lines
431 B
Text
28 lines
431 B
Text
--
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set_option pp.universes true
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universe variable u
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variable A : Type.{u}
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definition id1 (a : A) : A := a
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#check @id1
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variable B : Type
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definition id2 (a : B) : B := a
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#check @id2
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universe variable k
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variable C : Type.{k}
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definition id3 (a : C) := a
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#check @id3
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universe variables l m
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variable A₁ : Type.{l}
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variable A₂ : Type.{l}
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definition foo (a₁ : A₁) (a₂ : A₂) := a₁ == a₂
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#check @foo
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#check Type.{m}
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