| Desargues对偶定理的推广及应用 |
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| 作者姓名： | 黄梅 |
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| 作者单位： | 玉溪师范学院,云南玉溪,653100 |
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| 摘 要： | Desargues对偶定理主要用于证明仿射平面上的共点线，为使Desargues对偶定理能在初等几何中有所应用，将无穷远点还原为直线的平行，并运用其解决欧氏平面上的线共点问题。
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| 关 键 词： | Desargues对偶定理 初等几何 线共点 |
Duality theorem of Desargues and Application |
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| Abstract: | The Desargues＇ Converse Theorem is used to proof of the plane affine plane on a total of points and lines, in order to Desargues＇ Converse Theorem of elementary geometry in some applications, to infinity for a straight line parallel to restore the use of the solution Euclidean plane a total of points on the line problem. |
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| Keywords: | Desargues＇ dual Theorem Elementary Geometry total points line |
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