-- -*- M2-comint -*- {* hash: 820909247 *}

i1 : P = crossPolytope 3

o1 = {ambient dimension => 3           }
      dimension of lineality space => 0
      dimension of polyhedron => 3
      number of facets => 8
      number of rays => 0
      number of vertices => 6

o1 : Polyhedron

i2 : volume P

     4
o2 = -
     3

o2 : QQ

i3 :