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单词 truth set
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truth set
truth set n. Logic (a) a set of statements that are components of a given complex statement and are true for a particular assignment of truth values to all the atomic statements under consideration; (b) the set of values which make a proposition or set of propositions true whenever its variables take those values.
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the mind > mental capacity > philosophy > logic > logical truth > [noun] > other terms relating to
material equivalence1892
truth set1940
necessity operator1953
1940 W. V. Quine Math. Logic i. 53 A truth set S of ϕ will include..anywhere from all to none of the ultimate truth-functional components..of ϕ.
1950 Proc. National Acad. Sci. U.S.A. 36 453 Many problems on the truth set Tr of a system have been treated carefully by A. Tarski.
2011 K. H. Rosen Discrete Math. (ed. 7) ii. 125 We see that the truth set of P is the set {−1,1}.
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