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15 lines
242 B
Idris
15 lines
242 B
Idris
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identity : (a : Type) -> a -> a
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identity a = id
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identityL :
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(a, b : Type )
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-> (f : a -> b)
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-> (identity b) . f = f
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identityL a b f = Refl
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identityR :
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(a, b : Type )
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-> (f : a -> b)
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-> f = (identity b) . f
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identityR a b f = Refl
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