| 单词 | individual variable |
| 释义 | > as lemmasindividual variable individual variable n. Logic a variable that ranges over individuals (sense B. 2a); cf. individual constant n. ΘΚΠ the mind > mental capacity > philosophy > logic > predicate or propositional logic > [noun] > variable variable1910 individual variable1925 one-argument1941 1925 A. N. Whitehead & B. Russell Principia Mathematica (ed. 2) I. p. xxix The generalizations..involve a class of elementary propositions which cannot be obtained from an individual-variable. 1954 I. M. Copi Symbolic Logic iv. 67 The small letter ‘x’—called an ‘individual variable’—is a mere place marker which serves to indicate where an individual constant may be written for a singular proposition to result. 2012 C. Dobrovie-Sorin & C. Beyssade Redefining Indefinites iii. 117 For the sentence to be grammatical, the variable has to obey Heim's constraint, according to which, in existential sentences, the argument cannot be an individual variable. < as lemmas |
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