| 凸多面体的余弦定理 |
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| 引用本文： | 徐道. 凸多面体的余弦定理[J]. 辽宁师范大学学报(自然科学版), 1987, 0(3) |
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| 作者姓名： | 徐道 |
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| 作者单位： | 江苏省如皋教师进修学校 |
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| 摘 要： | 本文首先给出了凸多面体上任意两面夹角的定义,进而证明了三个引理,最后得出了本文所论述的结果:
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| 关 键 词： | 凸多面体 余弦定理 |
The Cosine Theorem of the Convex Polyhedron |
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| Xu Dao. The Cosine Theorem of the Convex Polyhedron[J]. Journal of Liaoning Normal University(Natural Science Edition), 1987, 0(3) |
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| Authors: | Xu Dao |
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| Abstract: | In this paper, the definilion of the angle included between any two arbitrary surfaces on 1he convex polyhedron is given at first, Three propositions are proved further. Finally. a result is derived as follows. |
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| Keywords: | The Convex Polyhedrom Cosine Theorem . |
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