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solson/LEM.idr

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Last active March 29, 2018 19:02
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Derivation of Law of the Excluded Middle from call/cc
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LEM.idr
%default total
postulate callCC : ((a -> Void) -> a) -> a
excludedMIddle : Dec a
excludedMiddle = callCC (\assumption => No (\contradiction => void (assumption (Yes y))))
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