如果從一個 施泰納鏈 由一個起始圓形成，那麼從任何其他起始圓也將形成一個 施泰納鏈。換句話說，給定兩個 圓，一個在另一個內部，連續繪製與它們和彼此相切的 圓。如果最後一個圓與第一個圓相切，那麼對於第一個 圓 的任何位置，這種情況也都會發生。
施泰納閉包定理
另請參閱
Hexlet, 七圓定理, 施泰納鏈使用 探索
參考文獻
Allanson, B. "Steiner's Porism" java applet. http://members.ozemail.com.au/~llan/steiner.html.Coolidge, J. L. A Treatise on the Geometry of the Circle and Sphere. New York: Chelsea, p. 34, 1971.Coxeter, H. S. M. "Interlocking Rings of Spheres." Scripta Math. 18, 113-121, 1952.Coxeter, H. S. M. Introduction to Geometry, 2nd ed. New York: Wiley, p. 87, 1969.Coxeter, H. S. M. and Greitzer, S. L. Geometry Revisited. Washington, DC: Math. Assoc. Amer., pp. 124-126, 1967.Forder, H. G. Geometry, 2nd ed. London: Hutchinson's University Library, p. 23, 1960.Gardner, M. "Mathematical Games: The Diverse Pleasures of Circles that Are Tangent to One Another." Sci. Amer. 240, 18-28, Jan. 1979.Johnson, R. A. Modern Geometry: An Elementary Treatise on the Geometry of the Triangle and the Circle. Boston, MA: Houghton Mifflin, pp. 113-115, 1929.Ogilvy, C. S. Excursions in Geometry. New York: Dover, pp. 53-54, 1990.Wells, D. The Penguin Dictionary of Curious and Interesting Geometry. London: Penguin, pp. 120 and 244-245, 1991.在 上被引用
施泰納閉包定理引用為
Weisstein, Eric W. “施泰納閉包定理。” 來自 --一個 資源。 https://mathworld.tw/SteinersPorism.html