-- -*- M2-comint -*- {* hash: -1552144856 *} i1 : P = stdSimplex 2 o1 = {ambient dimension => 3 } dimension of lineality space => 0 dimension of polyhedron => 2 number of facets => 3 number of rays => 0 number of vertices => 3 o1 : Polyhedron i2 : hyperplanes P o2 = (| -1 -1 -1 |, | -1 |) o2 : Sequence i3 : C = posHull matrix {{1,2,4},{2,3,5},{3,4,6}} o3 = {ambient dimension => 3 } dimension of lineality space => 0 dimension of the cone => 2 number of facets => 2 number of rays => 2 o3 : Cone i4 : hyperplanes C o4 = | 1 -2 1 | 1 3 o4 : Matrix QQ <--- QQ i5 :