以下陈述正确翻译成数理逻辑是什么?
“一些实数是有理数”
(一) A
(乙)乙
(C)丙
(四)丁答案： (C)
解释：
(A) "There exist some numbers which are either real OR rational"
(B) "All real numbers are rational"
(C) "There exist some numbers which are both real AND rational"
(D) "There exist some numbers for which rational implies real"
(See Propositional Logic for details)
Clearly answer C is correct among all这个问题的测验