lean2/tests/lean/tactic5.lean
Leonardo de Moura 4ba097a141 feat(frontends/lean): use lowercase commands, replace 'endscope' and 'endnamespace' with 'end'
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-01-05 13:06:36 -08:00

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(*
simple_tac = Repeat(OrElse(imp_tac(), conj_tac())) .. assumption_tac()
*)
theorem T4 (a b : Bool) : a => b => a /\ b /\ a := _.
simple_tac
done
print environment 1.