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Truncated 8-simplexes
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<table><tbody><tr><td><a href="/facts/8-simplex/QUhcnmk2">8-simplex</a></td><td>Truncated 8-simplex</td><td><a href="/facts/Rectified_8-simplex/SozS9o74">Rectified 8-simplex</a></td></tr><tr><td>Quadritruncated 8-simplex</td><td>Tritruncated 8-simplex</td><td>Bitruncated 8-simplex</td></tr><tr><th colspan="3"><a href="/facts/Orthogonal_projection/sElXGkxD">Orthogonal projections</a> in A8 <a href="/facts/Coxeter_plane/4B80wH8V">Coxeter plane</a></th></tr></tbody></table> <p>In eight-dimensional <a href="/facts/Geometry/wTQf5ffQ">geometry</a>, a truncated 8-simplex is a convex <a href="/facts/Uniform_8-polytope/M93v3h3c">uniform 8-polytope</a>, being a <a href="/facts/Truncation_(geometry)/DYb589Je">truncation</a> of the regular <a href="/facts/8-simplex/QUhcnmk2">8-simplex</a>. </p><p>There are four unique degrees of truncation. Vertices of the truncation 8-simplex are located as pairs on the edge of the 8-simplex. Vertices of the bitruncated 8-simplex are located on the triangular faces of the 8-simplex. Vertices of the tritruncated 8-simplex are located inside the <a href="/facts/Tetrahedron/7mkSrl6j">tetrahedral</a> cells of the 8-simplex. </p>