2014-10-10 15:45:59 +00:00
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import algebra.category.basic
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set_option pp.universes true
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2015-04-22 02:33:21 +00:00
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section
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2014-10-10 15:45:59 +00:00
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universes l₁ l₂ l₃ l₄
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parameter C : Category.{l₁ l₂}
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parameter f : Category.{l₁ l₂} → Category.{l₃ l₄}
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check f C
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end
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