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【传阅】[数学] [自然] Gomboc
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Meng Lu
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Apr 24, 2013, 2:46:57 AM
4/24/13
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to l-re...@googlegroups.com
http://vimeo.com/2905151
http://en.wikipedia.org/wiki/G%C3%B6mb%C3%B6c
http://zh.wikipedia.org/wiki/%E5%86%88%E5%B8%83%E8%8C%A8
Gomboc 中文叫
冈布茨。是一种只有一个稳定平衡点和一个非稳定平衡点的三维几何体。
冈布茨和
不倒翁
一樣只有一個穩定和一個不穩定平衡點,所以都能自行回復直立。但不倒翁是不均勻的,它的質量集中在底部;而冈布茨則是均勻的。冈布茨的形狀,可以解釋有些
龜
的身體構造,如何關係到牠們反轉時自行翻身的能力。
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Meng Lu
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Apr 24, 2013, 3:03:53 AM
4/24/13
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还有一个更直观的名字——不倒龟壳球。
2013/4/23 Meng Lu
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lum...@gmail.com
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