Category
page 17-polytopes
7-cube
{| class="wikitable" align="right" style="margin-left:10px" width="250"
!bgcolor=#e7dcc3 colspan=2|7-cubeHepteract
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|bgcolor=#ffffff align=center colspan=2|280pxOrthogonal projectioninside Petrie polygonThe central orange vertex is doubled
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|bgcolor=#e7dcc3|Type||Regular 7-polytope
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|bgcolor=#e7dcc3|Family||hypercube
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|bgcolor=#e7dcc3|Schläfli symbol|| {4,35}
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|bgcolor=#e7dcc3|Coxeter-Dynkin diagrams||
7-simplex
{| class="wikitable" align="right" style="margin-left:10px" width="250"
!bgcolor=#e7dcc3 colspan=2|Regular octaexon(7-simplex)
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|bgcolor=#ffffff align=center colspan=2|280pxOrthogonal projectioninside Petrie polygon
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|bgcolor=#e7dcc3|Type||Regular 7-polytope
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|bgcolor=#e7dcc3|Family||simplex
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|bgcolor=#e7dcc3|Schläfli symbol|| {3,3,3,3,3,3}
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|bgcolor=#e7dcc3|Coxeter-Dynkindiagram||
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|bgcolor=#e7dcc3|6-faces||8 6-simplex 25px
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|bgcolor=#e7dcc3|5-faces||28 5-simplex 25px
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|bgcolor=#e7dcc3|4-faces||56 5-cell 25px
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|bgcolor=#e7dcc3|Cells||70 tetrahedron 25px
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|bgcolor=#e7dcc3|F