Groups of Size 1980

This page is part of the Atlas of Small Regular Polytopes
6 groups yielding 3 nondegenerate and 12 degenerate polytopes.

Rank 2 Polytopes : 1 nondegenerate and 0 degenerate.
Rank 3 Polytopes : 2 nondegenerate and 2 degenerate.
Rank 4 Polytopes : 0 nondegenerate and 10 degenerate.

Groups :
  1. SmallGroup(1980,25) 0 nondegenerate polytopes and 2 degenerate polytopes.
  2. SmallGroup(1980,27) 0 nondegenerate polytopes and 2 degenerate polytopes.
  3. SmallGroup(1980,28) 0 nondegenerate polytopes and 2 degenerate polytopes.
  4. SmallGroup(1980,37) 1 nondegenerate polytope and 2 degenerate polytopes.
  5. SmallGroup(1980,102) 0 nondegenerate polytopes and 2 degenerate polytopes.
  6. SmallGroup(1980,103) 2 nondegenerate polytopes and 2 degenerate polytopes.