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Wallis 圓錐邊
另請參閱
直紋錐面使用 探索
參考文獻
Gray, A. Modern Differential Geometry of Curves and Surfaces with Mathematica, 2nd ed. Boca Raton, FL: CRC Press, pp. 454-455, 1997.請引用為
Weisstein, Eric W. "Wallis 圓錐邊。" 來自 —— 資源。 https://mathworld.tw/WallissConicalEdge.html