-- -*- M2-comint -*- hash: 319098944391993771

i1 : P = crossPolytope 2

o1 = P

o1 : Polyhedron

i2 : Q = secondaryPolytope P

o2 = Q

o2 : Polyhedron

i3 : vertices Q

o3 = | 1/3 1/6 |
     | 1/3 1/6 |
     | 1/6 1/3 |
     | 1/6 1/3 |

              4       2
o3 : Matrix QQ  <-- QQ

i4 : 
