9 lines
248 B
Text
9 lines
248 B
Text
import logic
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open tactic
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definition my_tac := repeat ([ apply @and_intro
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| apply @refl
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])
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tactic_hint my_tac
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theorem T1 {A : Type} {B : Type} (a : A) (b c : B) : a = a ∧ b = b ∧ c = c
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