lean2/tests/lean/run/tactic3.lean
Leonardo de Moura e1d909455c refactor(library/tactic): add namespace 'tactic', improve expr_to_tactic failure error message
Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
2014-07-02 10:45:09 -07:00

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import standard
using tactic
theorem tst {A B : Bool} (H1 : A) (H2 : B) : A
:= by state; now |
state; fail |
exact
check tst