A Paraconsistent Higher Order Logic

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Abstract

Classical logic predicts that everything (thus nothing useful at all) follows from inconsistency. A paraconsistent logic is a logic where an inconsistency does not lead to such an explosion, and since in practice consistency is difficult to achieve there are many potential applications of paraconsistent logics in knowledge-based systems, logical semantics of natural language, etc. Higher order logics have the advantages of being expressive and with several automated theorem provers available. Also the type system can be helpful. We present a concise description of a paraconsistent higher order logic with countably infinite indeterminacy, where each basic formula can get its own indeterminate truth value. The meaning of the logical operators is new and rather different from traditional many-valued logics as well as from logics based on bilattices. Thus we try to build a bridge between the communities of higher order logic and many-valued logic. A case study is studied and a sequent calculus is proposed based on recent work by Muskens
Original languageEnglish
Title of host publicationA Paraconsistent Higher Order Logic : Artificial Intelligence and Symbolic Computation
PublisherSpringer
Publication date2004
Pages38-51
ISBN (Print)978-3-540-23212-4
DOIs
Publication statusPublished - 2004
Externally publishedYes
Event7th International Conference on Artificial Intelligence and Symbolic Computation (AISC 2004) - Linz, Austria
Duration: 22 Sept 200424 Sept 2004

Conference

Conference7th International Conference on Artificial Intelligence and Symbolic Computation (AISC 2004)
Country/TerritoryAustria
CityLinz
Period22/09/200424/09/2004
SeriesLecture Notes in Computer Science
Volume3249
ISSN0302-9743

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