数学娱乐,1991年3月

一份数学小品、拓扑趣闻和谜题精选

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大众科学 Magazine Vol 264 Issue 3This article was originally published with the title “Mathematical Recreations” in 大众科学 Magazine Vol. 264 No. 3 (), p. 116
doi:10.1038/scientificamerican0391-116
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