lean2/tests/lean/tactic11.lean
Leonardo de Moura 25978118df feat(library/tactic): add beta-reduction tactic
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2013-12-02 08:10:51 -08:00

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Theorem T (a b : Bool) : ((fun x, x /\ b) a) => ((fun x, x) a) := _ .
apply beta_tactic.
apply imp_tactic.
apply conj_hyp_tactic.
apply assumption_tactic.
done.