lean2/tests/lean/interactive/t10.lean
Leonardo de Moura 048151487e feat(kernel): use Pi as forall/implication
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-01-08 00:38:39 -08:00

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(*
simple_tac = Repeat(OrElse(conj_hyp_tac(), conj_tac(), assumption_tac()))
*)
theorem T2 (A B : Bool) : A /\ B → B /\ A :=
fun H : A /\ B,
let H1 : A := _,
H2 : B := _,
main : B /\ A := _
in main.
simple_tac. done.
simple2_tac. done.
simple_tac. done.
print "echo command after failure"