2014-01-05 20:05:08 +00:00
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theorem T2 (a b : Bool) : a => b => a /\ b.
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2013-12-06 00:56:20 +00:00
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done.
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done.
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2014-01-05 18:32:47 +00:00
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(* imp_tac() *).
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2013-12-26 23:54:53 +00:00
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imp_tac2.
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2013-12-06 00:56:20 +00:00
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foo.
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2014-01-05 18:32:47 +00:00
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(* imp_tac() *).
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(* imp_tac() *).
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(* conj_tac() *).
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2013-12-06 00:56:20 +00:00
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back.
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2014-01-05 18:32:47 +00:00
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(* assumption_tac() *).
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2013-12-06 00:56:20 +00:00
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done.
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