11 lines
332 B
Text
11 lines
332 B
Text
definition Bool : Type.{1} := Type.{0}
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section
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parameter {A : Type} -- Mark A as implicit parameter
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parameter R : A → A → Bool
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definition id (a : A) : A := a
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definition refl : Bool := forall (a : A), R a a
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definition symm : Bool := forall (a b : A), R a b -> R b a
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end
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check id.{2}
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check refl.{1}
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check symm.{1}
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