9 lines
No EOL
186 B
Text
9 lines
No EOL
186 B
Text
(**
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simple_tac = REPEAT(ORELSE(imp_tac, conj_tac)) .. assumption_tac
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**)
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Theorem T4 (a b : Bool) : a => b => a /\ b /\ a := _.
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apply simple_tac
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done
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Show Environment 1. |