Tetrahedron (redirect from Tetraeder)
In geometry, a tetrahedron (pl.: tetrahedra or tetrahedrons), also known as a triangular pyramid, is a polyhedron composed of four triangular faces, six...
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interactive illustration Convex sum/combination with a hexagon - interactive illustration Convex sum/combination with a tetraeder - interactive illustration...
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Schönhardt, E. (1928). "Über die Zerlegung von Dreieckspolyedern in Tetraeder". Mathematische Annalen: 309–312. doi:10.1007/BF01451597. Skilling, John...
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convention center Alpincenter - the world's longest indoor ski slope Tetraeder is a 50-m-tall walkable steel tetrahedron, placed on a 90-m slag heap...
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The Tetrahedron in Bottrop (German: Bottrop Tetraeder or officially Haldenereignis Emscherblick) is a walkable steel structure in the form of a tetrahedron...
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in particular page 14 Hoppe, R. (1877), "Über rationale Dreikante und Tetraeder", Archiv der Mathematik und Physik, 61: 86–98, as cited by Chisholm &...
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Graupner, Rene; Layh, Marcus; Schütz, Uwe (1995). "In4{C(SiMe3)3}4 mit In4-tetraeder und In4Se4{C(SiMe3)3}4 mit In4Se4-heterocubanstruktur". Journal of Organometallic...
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Uhl W, Graupner R, Layh M, Schütz U (1995). "In4{C(SiMe3)3}4 mit In4-tetraeder und In4Se4{C(SiMe3)3}4 mit In4Se4- heterocubanstruktur". Journal of Organometallic...
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Schönhardt, E. (1928), "Über die Zerlegung von Dreieckspolyedern in Tetraeder", Math. Annalen, 98: 309–312, doi:10.1007/BF01451597, S2CID 116091853[permanent...
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Arithmetica 18 (1971), 297–310. E. Hertel, Zwei Kennzeichnungen der Hillschen Tetraeder, J. Geom. 71 (2001), no. 1–2, 68–77. Greg N. Frederickson, Dissections:...
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