| 两平面绝对垂直定理的图示及其证明 |
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| 引用本文： | 徐凤禄.两平面绝对垂直定理的图示及其证明[J].河北理工学院学报,1997,19(1):57-61. |
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| 作者姓名： | 徐凤禄 |
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| 摘 要： | 对四维空间两平面绝对垂直的定义结合图示进行了阐述，对两平面绝对垂直定理用四维，三维空间的几何原理进行了证明，并配以具备形象效果的直观图。
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| 关 键 词： | 四维空间 绝对垂直 超平面 画法几何 平面 |
VISUAL FIGURES AND PROOF OF THE THEOREM OF TWO ABSOLUTELY VERTICAL PLANES |
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| Xu,Fenglu.VISUAL FIGURES AND PROOF OF THE THEOREM OF TWO ABSOLUTELY VERTICAL PLANES[J].Journal of Hebei Institute of Technology,1997,19(1):57-61. |
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| Authors: | Xu Fenglu |
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| Institution: | Department of Mechanical Engineering |
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| Abstract: | In this paper,the definition of Two Absolutely Vertical Planes in a space of four dimensions is described in detail.Geometrical theorem in four dimension and three dimension spaces is used to prove the theorem of Two Absolutely Vertival Planes.And visual figures are supplied to make it clarified and visualized. |
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| Keywords: | Space of four dimensions Absolutely vertical Hyperplane |
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