Filtering formulas (Q2366367)

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Filtering formulas
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    Filtering formulas (English)
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    29 June 1993
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    \textit{E. A. Palyutin} [Algebra Logika 19, 582-614 (1980; Zbl 0491.03011)] introduced a class of formulas which he called \(h\)-formulas, instead of this term the author uses the term ``\(P\)-formula'' here. In the first paragraph, the notion of a normal, weakly bundled valuation in a complete continuous lattice is given. It is proved that for filtered formulas the notions of truth and global truth (i.e. the equality of the valuation of the formula to 1 of the lattice) coincide. Moreover, there is a complete proof of the theorem stated in the author's paper reviewed above on equivalence of any filtered formula to some \(P\)-formula.
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    reduced product
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    \(h\)-formulas
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    valuation in a complete continuous lattice
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    filtered formula
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    \(P\)-formula
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