- Compound of three cubes
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Compound of three cubes Type Uniform compound Index UC8 Convex hull Nonuniform truncated octahedron Polyhedra 3 cubes Faces 6+12 squares Edges 36 Vertices 24 Symmetry group octahedral (Oh) Subgroup restricting to one constituent 4-fold prismatic (D4h) This uniform polyhedron compound is a symmetric arrangement of 3 cubes, considered as square prisms. It can be constructed by superimposing three identical cubes, and then rotating each by 45 degrees about a separate axis (that passes through the centres of two opposite faces).
This compound famously appears in the lithograph print Waterfall by M.C. Escher.
Cartesian coordinates
Cartesian coordinates for the vertices of this compound are all the permutations of
- (±√2, 0, ±1)
References
- Skilling, John (1976), "Uniform Compounds of Uniform Polyhedra", Mathematical Proceedings of the Cambridge Philosophical Society 79: 447–457, doi:10.1017/S0305004100052440, MR0397554.
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