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Perfect IFG-Formulas

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Abstract.

IFG logic is a variant of the independence-friendly logic of Hintikka and Sandu. We answer the question: “Which IFG-formulas are equivalent to ordinary first-order formulas?” We use the answer to prove the ordinary cylindric set algebra over a structure can be embedded into a reduct of the IFG-cylindric set algebra over the structure.

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  1. Department of Mathematics, Colgate University, 13 Oak Drive, Hamilton, NY, 13346, USA

    Allen L. Mann

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  1. Allen L. Mann
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Correspondence to Allen L. Mann.

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Mann, A.L. Perfect IFG-Formulas. Log. univers. 2, 265–275 (2008). https://doi.org/10.1007/s11787-008-0037-z

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  • DOI: https://doi.org/10.1007/s11787-008-0037-z

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