lean2/tests/lean/run/tactic2.lean
Leonardo de Moura a1bbb09de4 feat(frontends/lean): add notation for then tactic
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-06-29 11:24:56 -07:00

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import logic
theorem tst {A B : Bool} (H1 : A) (H2 : B) : A
:= by [echo "executing simple tactic", assumption]