| 单词 | incomplete symbol |
| 释义 | > as lemmasincomplete symbol a. Philosophy. incomplete symbol (see quot. 1910). ΘΚΠ the mind > mental capacity > philosophy > logic > [noun] > incomplete symbol incomplete symbol1910 the mind > mental capacity > philosophy > logic > predicate or propositional logic > [noun] > mathematical or symbolic logic > Polish school of symbolic logic > symbols parenthesis1880 incomplete symbol1910 stroke1925 horseshoe1926 Sheffer('s) stroke1932 hook1967 tilde1979 1910 A. N. Whitehead & B. Russell Principia Mathematica I. iii. 69 By an ‘incomplete’ symbol we mean a symbol which is not supposed to have any meaning in isolation, but is only defined in certain contexts. 1919 B. Russell Introd. Math. Philos. xvii. 182 Classes are in fact, like descriptions, logical fictions, or (as we say) ‘incomplete symbols’. 1930 L. S. Stebbing Mod. Introd. Logic ix. 156 The notion of an incomplete symbol is required in order to define what is meant by a ‘logical construction’. 1956 J. O. Urmson Philos. Anal. iii. 30 Russell is now writing as though to show that ‘X’ is an incomplete symbol is tantamount to showing that there are no X's. 1967 R. A. George tr. R. Carnap Logical Struct. World ii. §27. 48 These other signs we call, after Frege, incomplete symbols. 1967 R. A. George tr. R. Carnap Logical Struct. World ii. §27. 49 An incomplete symbol designates..a quasi object. < as lemmas |
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