单词 | truth set |
释义 | > as lemmastruth 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. ΘΚΠ 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}. < as lemmas |
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