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28A Brief Ontology of Spatial and Temporal LocalizationIn Christian Kanzian (ed.), Persistence, De Gruyter. pp. 91-102. 2007.
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42Truth against Reason, and Reason against TruthIn Harald A. Wiltsche & Sonja Rinofner-Kreidl (eds.), Analytic and Continental Philosophy: Methods and Perspectives. Proceedings of the 37th International Wittgenstein Symposium, De Gruyter. pp. 173-184. 2014.
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383Table of ContentsTheoria: Revista de Teoría, Historia y Fundamentos de la Ciencia 7 (2): 1-2. 1992.In fact, Godel gave an important model of pure predication, where he showed that restricted comprehension without parameters is valid, but where restricted comprehension with parameters is not (although this invalidity was not established until Cohen). This is the model based on ordinal definability in set theory.
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25Physik und MetaphysikIn Christian Tapp & Christof Breitsameter (eds.), Theologie und Naturwissenschaften, De Gruyter. pp. 157-184. 2014.
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30Chapter I: On ImaginingIn Defending Husserl: A Plea in the Case of Wittgenstein & Company Versus Phenomenology, De Gruyter. pp. 1-89. 2014.
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132On negative and disjunctive propertiesIn Kevin Mulligan (ed.), Language, Truth and Ontology, Kluwer Academic Publishers. pp. 28--36. 1991.
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83Ontologically Minimal Logical SemanticsNotre Dame Journal of Formal Logic 36 (2): 279-298. 1995.Ontologically minimal truth law semantics are provided for various branches of formal logic (classical propositional logic, S5 modal propositional logic, intuitionistic propositional logic, classical elementary predicate logic, free logic, and elementary arithmetic). For all of them logical validity/truth is defined in an ontologically minimal way, that is, not via truth value assignments or interpretations. Semantical soundness and completeness are proved (in an ontologically minimal way) for a…Read more
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1Metaphysics in the post-metaphysical age: papers of the 22st [sic] International Wittgenstein Symposium, August 15-21, 1999, Kirchberg am Wechsel (edited book, review)Austrian Ludwig Wittgenstein Society. 1999.