Encyclopedia results for Tetrahedron

1. Tetrahedron
   for the academic journal Tetrahedron journal Reg polyhedra db Reg polyhedron stat table T A tetrahedron ... at each vertex geometry vertex . A regular tetrahedron is one in which the four triangles are regular ..
   
   
   
2. Heronian tetrahedron
   A Heronian tetrahedron is a tetrahedron whose sides, faces and volume are all rational number s. The faces must therefore all be Heronian triangle s. A regular tetrahedron with rational sides is not a Heronian ..
   
   
   
3. Tetrahedron (journal)
   Infobox Journal title Tetrahedron cover Image Tetrahedron cover.gif 150 px discipline Organic chemistry abbreviation Tetrahedron website http www.elsevier.com wps find journaldescription.cws home 942 description ..
   
   
   
4. Triakis tetrahedron
   Semireg dual polyhedra db Semireg dual polyhedron stat table dtT A triakis tetrahedron is an Archimedean solid Archimedean dual solid, or a Catalan solid . Its dual is the truncated tetrahedron . It can ..
   
   
   
5. Reuleaux tetrahedron
   Image ReuleauxTetrahedron Animation.gif frame right Animation of a Reuleaux tetrahedron, showing also the tetrahedron from which it is formed. Image Reuleaux tetrahedron intersection.png thumb Four spheres ..
   
   
   
6. Tetrahedron Letters
   Infobox Journal cover Image Tetrahedron Letters cover.gif 150 px discipline Organic chemistry abbreviation Tetrahedron Lett. website http www.sciencedirect.com science? ob JournalURL& cdi 5290& auth y ..
   
   
   
7. Logos Tetrahedron
   The Logos Tetrahedron is the concert hall in Ghent, Belgium adjecent to the Logos Foundation recording .... The concert hall is shaped as a tetrahedron , this because this shape has no straight angles and as a result ..
   
   
   
8. Truncated tetrahedron
   Semireg polyhedra db Semireg polyhedron stat table tT The truncated tetrahedron is an Archimedean solid ... edges. Area and volume The area A and the volume V of a truncated tetrahedron of edge length a are math ..
   
   
   
9. Tetrahedron Provincial Park
   Tetrahedron Provincial Park is a provincial park in British Columbia , Canada , located northeast of Sechelt ... of the Environment Tetrahedron Provincial Park BritishColumbia park stub Category Provincial Parks ..
   
   
   
10. Truncated triakis tetrahedron
    2 Truncated triakis tetrahedron align center colspan 2 Image Truncated triakis tetrahedron.png 240px Truncated triakis tetrahedron bgcolor e7dcc3 Type Conway polyhedron notation Conway polyhedron ..
    
    
    
11. Augmented truncated tetrahedron
    tetrahedron is one of the Johnson solid s J sub 65 sub . External links MathWorld urlname JohnsonSolid title Johnson Solid MathWorld urlname AugmentedTruncatedTetrahedron title Augmented truncated tetrahedron ..
    
    
    
12. Truncated 5-cell
    diagram BR tetrahedron cells visible bgcolor e7dcc3 Type Uniform polychoron bgcolor e7dcc3 Cells 5 Tetrahedron 3.3.3 Image Tetrahedron.png 20px BR 5 truncated tetrahedron 3.6.6 Image Truncated tetrahedron.png ..
    
    
    
13. Octahedron
    group of a Rectification geometry rectified tetrahedron . These symmetries can be emphasized ... that of a regular tetrahedron with the same edge length, while the surface area is twice because ..
    
    
    
14. Pentachoron
    bgcolor e7dcc3 Family simplex bgcolor e7dcc3 Cells 5 tetrahedron 3.3.3 Image Tetrahedron.png 20px ... tetrahedron 3.3.3 bgcolor e7dcc3 Schlà fli symbol 3,3,3 bgcolor e7dcc3 Coxeter Dynkin diagram Image ..
    
    
    
15. Normal surface
    tetrahedron so that each component of intersection is a triangle or a quad see figure . A triangle cuts off a vertex of the tetrahedron while a quad separates pairs of vertices. A normal surface may have ..
    
    
    
16. Krapcho decarboxylation
    , or Î sulfonylesters. ref Krapcho, A. P. Glynn, G. A. Grenon, B. J. Tetrahedron Lett. 1967 , 215. ref ref Flynn, D. L. Becker, D. P. Nosal, R. Zabrowski, D. L. Tetrahedron Lett. 1992 , 33 , 7283 ..
    
    
    
17. Elongated triangular orthobicupola
    is the volume of a tetrahedron? Construct a tetrahedron having vertices in common with alternate vertices of a cube of side math frac 1 sqrt 2 math , if tetrahedron has unit edges . The 4 triangular ..
    
    
    
18. Semiregular 4-polytope
    tetrahedron 3 tetrahedron 3,3 3,3 sup 4 sup 16 cell 16 32 24 8 square octahedron 8 tetrahedron 3,3 4,3 sup 3 sup tesseract 8 24 32 16 triangle tetrahedron 4 cube 4,3 3,4 sup 3 sup 24 cell 16 96 ..
    
    
    
19. Rectified 5-cell
    5 tetrahedron 3.3.3 Image Tetrahedron.png 20px BR 5 octahedron 3.3.3.3 Image Octahedron.png 20px bgcolor ... figure 2 tetrahedron 3.3.3 BR 3 octahedron 3.3.3.3 BR triangular prism bgcolor e7dcc3 Schlà fli ..
    
    
    
20. Tetrahedral symmetry
    image tetrahedron.jpg 150px right thumb A regular tetrahedron , an example of a solid with full tetrahedral symmetry A regular tetrahedron has 12 rotational or orientation preserving symmetries, and a total ..
    
    
    
21. Truncated 120-cell
    BR tetrahedron cells visible bgcolor e7dcc3 Type Uniform polychoron bgcolor e7dcc3 Schlà fli ... Cells 600 tetrahedron 3.3.3 Image tetrahedron.png 20px br 120 Truncated dodecahedron 3.10.10 Image ..
    
    
    
22. 600-cell
    e7dcc3 Cells 600 Tetrahedron 3.3.3 Image Tetrahedron.png 20px bgcolor e7dcc3 Faces 1200 triangle ... icosahedron formed by 20 tetrahedron Cell geometry cells meeting at a point. BR Image Tetrahedron vertfig.png ..
    
    
    
23. Skew lines
    of lines through opposite edges of a regular tetrahedron or other non Degeneracy mathematics degenerate tetrahedron . Lines that are coplanar either intersect or are parallel, so skew lines exist only ..
    
    
    
24. Runcinated pentachoron
    Cells 10 Tetrahedron 3.3.3 Image Tetrahedron.png 20px BR 20 Triangular prism 3.4.4 Image Triangular ... bgcolor e7dcc3 Vertices 20 bgcolor e7dcc3 Vertex figure 2 tetrahedron 3.3.3 BR 6 Triangular prism ..
    
    
    
25. Stella octangula
    bgcolor e7dcc3 Polyhedra 2 Tetrahedron tetrahedra bgcolor e7dcc3 Faces 8 triangle s bgcolor e7dcc3 Edges ... octangula , also known as the stellated octahedron , Star Tetrahedron , eight pointed star , or 2D ..