f5 = 7, f4 = 21, C = 35, F = 35, E = 21, V = 7 (χ=0)

Coxeter group A6, , order 5040

Bowers name and (acronym) Heptapeton (hop)

Vertex figure 5-simplex 5-simplex

Circumradius 0.645497

Properties convex , isogonal self-dual

In geometry , a 6-simplex 6-simplex is a self-dual regular 6-polytope . It has 7 vertices , 21 edges , 35 triangle faces , 35 tetrahedral cells , 21