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证明以正交4球半径为4元数欧拉线的算法——四维体积勾股定理的应用(公式四)The Proof of the Algorithm of Euler Line with Orthogonal Radius of 4 Spheres as 4 Variables—Application of Pythagorean Theorem of Four Dimensional Volume (Formula 4)
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证明垂心四面体的内切球、4面和6棱旁切球半径坐标的算法——四维体积勾股定理的应用(公式五)Algorithm for Proving the Radius Coordinates of the Inscribed Sphere and 4-Surfaces and 6-Edge Line Escribed Spheres of the Orthocentric Tetrahedron—Application of Pythagorean Theorem of Four Dimensional Volume (Formula 5 (预印本)
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