regular polygon
91Tesseract — For other uses, see Tesseract (disambiguation). Tesseract 8 cell 4 cube Schlegel diagram Type Convex regular 4 polytope …
92Simplex — For other uses, see Simplex (disambiguation). A regular 3 simplex or tetrahedron In geometry, a simplex (plural simplexes or simplices) is a generalization of the notion of a triangle or tetrahedron to arbitrary dimension. Specifically, an n… …
93120-cell — Schlegel diagram (vertices and edges) Type Convex regular 4 polytope Schläfli symbol {5,3,3} …
94Coxeter group — In mathematics, a Coxeter group, named after H.S.M. Coxeter, is an abstract group that admits a formal description in terms of mirror symmetries. Indeed, the finite Coxeter groups are precisely the finite Euclidean reflection groups; the symmetry …
95Rectified 5-cell — Schlegel diagram with the 5 tetrahedral cells shown. Type Uniform polychoron Schläfli symbol t1{3,3,3} Coxeter Dynkin diagram …
966-polytope — Uniform duoprismatic forms There are 11 categorical uniform duoprismatic families of polytopes based on Cartesian products of lower dimensional uniform polytopes. Five are formed as the product of a uniform polychoron with a regular polygon, and… …
9710-demicube — Demidekeract (10 demicube) Petrie polygon projection Type Uniform 10 polytope Family demihypercube Coxeter symbol 171 Schläfli symbol …
989-demicube — Demienneract (9 demicube) Petrie polygon Type Uniform 9 polytope Family demihypercube Coxeter symbol 161 Schläfli symbol …
997-demicube — Demihepteract (7 demicube) Petrie polygon projection Type Uniform 7 polytope Family demihypercube Coxeter symbol 141 Schläfli symbol …
1008-demicube — Demiocteract (8 demicube) Petrie polygon projection Type Uniform 8 polytope Family demihypercube Coxeter symbol 151 …
