10 lines
189 B
Text
10 lines
189 B
Text
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import logic
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namespace tst
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definition foo {A B : Type} (a : A) (b : B) := a
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definition boo {A : Type} (a : A) := foo a a
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end tst
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theorem tst {A : Type} (a b : A) : tst.foo a b = a :=
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rfl
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