Polytopes of Type {4,12,20}

This page is part of the Atlas of Small Regular Polytopes
(See Other Polytopes of Rank 4)

There are 3 polytopes of this type in this atlas. They are :
  1. {4,12,20}*1920a (SmallGroup(1920,58503)) (Universal)
  2. {4,12,20}*1920b (SmallGroup(1920,238871)) (Universal)
  3. {4,12,20}*1920c (SmallGroup(1920,238871)) (Universal)