Mathematics of infinity
Mathematics of infinity
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无穷大的数学
DOI:
10.1007/3-540-52335-9_54
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发表时间:
1988
期刊:
影响因子:
--
通讯作者:
P. Martin
中科院分区:
文献类型:
--
作者:
P. Martin
NNNO..=((... oi) od.)~ _t, the negation of the negation of the negation of etc. in infinitum. Since such an infinitely proceeding proposition has no bottom that you reach in a finite number of steps, it is not at all immediately clear what it should mean for it to be true. Nor does it seem clear whether this particular one ought to come out true or false.(To anticipate matters, on the interpretation that I shall adopt, it will come out false.) An infinite object of yet another kind is the iterative set, that is, set in the sense of the cumulative hierarchy,