实数轴的新模型

数学逻辑的最新发展表明,有许多定义连续统(或连通数系)的替代方法,以包含所有实数

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大众科学 Magazine Vol 225 Issue 2This article was originally published with the title “New Models of the Real-Number Line” in 大众科学 Magazine Vol. 225 No. 2 (), p. 92
doi:10.1038/scientificamerican0871-92
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