-- -*- M2-comint -*- hash: 15974465451322402376

i1 : C1 = posHull matrix {{1,0},{0,1},{1,1}}

o1 = {ambient dimension => 3           }
      dimension of lineality space => 0
      dimension of the cone => 2
      number of facets => 2
      number of rays => 2

o1 : Cone

i2 : C2 = posHull matrix {{1,0,1},{0,1,0},{1,1,0}}

o2 = {ambient dimension => 3           }
      dimension of lineality space => 0
      dimension of the cone => 3
      number of facets => 3
      number of rays => 3

o2 : Cone

i3 : C1 ? C2

o3 = <

o3 : Keyword

i4 : 
