2014-01-05 10:32:47 -08:00
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(* import("tactic.lua") *)
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2013-12-26 15:54:53 -08:00
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2014-01-05 12:05:08 -08:00
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theorem T2 (a b : Bool) : b => a \/ b.
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2014-01-05 10:32:47 -08:00
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(* imp_tac() *).
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(* disj_tac() *).
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2013-12-05 17:19:53 -08:00
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back.
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back.
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2013-12-26 15:54:53 -08:00
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exact.
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2013-12-05 17:19:53 -08:00
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done.
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2014-01-05 12:05:08 -08:00
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print environment 1.
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