英语词汇“propositional function”是什么意思，“propositional function”的读音、用法及例句翻译-乐坝网

词汇	propositional function
释义	propositional functionn.Logic（名词）【逻辑学】 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.命题函数：有命题的形式的一种表达式，但其独立元素为未定义的符号，而当合适的值被赋予符号时成为一个陈述句
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