13 lines
206 B
Text
13 lines
206 B
Text
exit
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constant r : nat → Prop
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constant p : nat → Prop
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definition q (a : nat) := p a
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lemma rq [intro] : ∀ a, r a → q a :=
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sorry
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attribute q [reducible]
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example (a : nat) : r a → p a :=
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by blast
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