lean2/tests/lean/interactive/t7.lean

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Import int.
(** import("tactic.lua") **)
Variable q : Int -> Int -> Bool.
Variable p : Int -> Bool.
Axiom Ax (a b : Int) (H : q a b) : p b.
Variable a : Int.
Theorem T (x : Int) : (q a x) => (p x).
(** imp_tac() **).
apply (Ax a).
exact.
done.