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tet

Tet is in three out of six regular polychora, appearing five times in pen, sixteen times in hex, and six hundred times in ex.

by 19521chaos July 21, 2025

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Great dodecahedron

A regular polyhedron with 12 pentagonal sides with 5 pentagons meeting at a vertex, circling twice around said vertex.

The great dodecahedron is one of four Kepler-Poinsot polyhedra.

by 19521chaos July 21, 2025

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