| 单词 |
propositional function |
| 释义 |
propositional function
propositional functionn. Logic An expression having the form of a proposition but containing undefined symbols for the substantive elements and becoming a proposition when appropriate values are assigned to the symbols.propositional function n (Logic) another name for open sentence senten′tial func′tion
n. Logic. an expression containing one or more variables that becomes meaningful when constant terms are substituted. Also called open sentence, propositional function. [1945–50]
propositional function
propositional function[‚präp·ə¦zish·ən·əl ′fəŋk·shən] (mathematics) An expression that becomes a proposition when the values of certain symbols in the expression are specified, and that is either true or false depending on these values. Also known as logical function; open sentence; open statement; predicate; sentential function; statement function. ThesaurusSeesentential function |
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