Ilkka, A new arithmetization for finitely many-valued propositional calculi.
Ilkka, A new arithmetization for finitely many-valued propositional calculi.
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Ilkka, Seppo: A new arithmetization for finitely many-valued propositional calculi. Helsinki: Keskuskirjapaino 1966. 13 S., geheftet (Stempel auf Einband; wenig abgegriffen und leicht bestossen) (=Commentationes Physico-Mathematicae; Vol. 32, No. 8, 1966)
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 Ilkka, A new arithmetization for finitely many-valued propositional calculi. (Umschlag) |