另请参阅
角,
共圆,
余弦圆,
余弦六边形,
第一莱莫恩圆,
超平行,
莱莫恩六边形,
平行,
塔克圆,
塔克六边形
使用 探索
参考文献
Casey, J. "Theory of Isogonal and Isotomic Points, and of Antiparallel and Symmedian Lines." Supp. Ch. §1 in A Sequel to the First Six Books of the Elements of Euclid, Containing an Easy Introduction to Modern Geometry with Numerous Examples, 5th ed., rev. enl. Dublin: Hodges, Figgis, & Co., pp. 165-173, 1888.Coolidge, J. L. A Treatise on the Geometry of the Circle and Sphere. New York: Chelsea, p. 65, 1971.Honsberger, R. "Parallels and Antiparallels." §9.1 in Episodes in Nineteenth and Twentieth Century Euclidean Geometry. Washington, DC: Math. Assoc. Amer., pp. 87-88, 1995.Johnson, R. A. Modern Geometry: An Elementary Treatise on the Geometry of the Triangle and the Circle. Boston, MA: Houghton Mifflin, p. 172, 1929.Lachlan, R. §113 in An Elementary Treatise on Modern Pure Geometry. London: Macmillian, p. 63, 1893.Phillips, A. W. and Fisher, I. Elements of Geometry. New York: American Book Co., 1896. 参考
反平行
请引用为
埃里克·韦斯坦因 "反平行。" 来自 —— 资源。 https://mathworld.net.cn/Antiparallel.html
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