Hilbert's Ο΅-operator in intuitionistic t
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John L. Bell
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Article
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1993
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John Wiley and Sons
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English
β 702 KB
## Abstract We investigate Hilbert's Ο΅βcalculus in the context of intuitionistic type theories, that is, within certain systems of intuitionistic higherβorder logic. We determine the additional deductive strength conferred on an intuitionistic type theory by the adjunction of closed Ο΅βterms. We ext