Sergio A. Alvarez: Note on an n-dimensional Pythagorean theorem （页面存档备份，存于互联网档案馆）, Carnegie Mellon University
De Gua's Theorem, Pythagorean theorem in 3-D （页面存档备份，存于互联网档案馆） - graphical illustration and related properties of the tetrahedron
扩展阅读
Kheyfits, Alexander. The Theorem of Cosines for Pyramids. The College Mathematics Journal (Mathematical Association of America). 2004, 35 (5): 385–388. JSTOR 4146849. Proof of de Gua's theorem and of generalizations to arbitrary tetrahedra and to pyramids.
二月 13, 2023
德古阿定理, 是勾股定理的三维形式, 以法国数学家让, 保罗, 德古阿, 德马尔弗, jean, paul, malves, 命名, 若從一個正六面體截下一角o形成一截角錐, 記为abco, displaystyle, color, blue, color, green, color, 参考资料, 编辑埃里克, 韦斯坦因, theorem, mathworld, sergio, alvarez, note, dimensional, pythagorean, theorem, 页面存档备份, 存于互联网档案馆, c. 德古阿定理是勾股定理的三维形式 以法国数学家让 保罗 德古阿 德马尔弗 Jean Paul de Gua de Malves 命名 若從一個正六面體截下一角O形成一截角錐 記为ABCO 則 S A B C 2 S A B O 2 S A C O 2 S B C O 2 displaystyle S ABC 2 S color blue ABO 2 S color green ACO 2 S color red BCO 2 参考资料 编辑埃里克 韦斯坦因 de Gua s theorem MathWorld Sergio A Alvarez Note on an n dimensional Pythagorean theorem 页面存档备份 存于互联网档案馆 Carnegie Mellon University De Gua s Theorem Pythagorean theorem in 3 D 页面存档备份 存于互联网档案馆 graphical illustration and related properties of the tetrahedron扩展阅读 编辑Kheyfits Alexander The Theorem of Cosines for Pyramids The College Mathematics Journal Mathematical Association of America 2004 35 5 385 388 JSTOR 4146849 Proof of de Gua s theorem and of generalizations to arbitrary tetrahedra and to pyramids 取自 https zh wikipedia org w index php title 德古阿定理 amp oldid 68703307, 维基百科，wiki，书籍，书籍，图书馆，
