数学娱乐 1991年5月

刚性理论,或如何为应对意外事故做好准备

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大众科学 Magazine Vol 264 Issue 5This article was originally published with the title “Mathematical Recreations” in 大众科学 Magazine Vol. 264 No. 5 (), p. 126
doi:10.1038/scientificamerican0591-126
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