snub disphenoid
名词 n.
英文释义
名词 n.
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A non-regular convex polyhedron that has 12 equilateral triangles as faces and 18 edges and is a Johnson solid.
— For the snub disphenoid, our existence proof used the intermediate value theorem in the real numbers to argue that as AB decreases and CD increases there is a point where they become equal.
词形变化
词源
So named in 1966 by mathematician Norman Johnson in his classification of the Johnson solids. See also Snub disphenoid on Wikipedia.Wikipedia
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数据来源: Wiktionary