GAP 4.8.9 installation with standard packages -- copy to your CoCalc project to get it
1 Hilbert basis elements of degree 1 1 extreme rays 1 support hyperplanes embedding dimension = 2 rank = 2 (maximal) external index = 1 internal index = 1 dimension of maximal subspace = 1 size of partial triangulation = 0 resulting sum of |det|s = 0 grading: 1 1 degrees of extreme rays: 1: 1 *********************************************************************** 1 Hilbert basis elements of degree 1: 1 0 1 extreme rays: 1 0 1 basis elements of maximal subspace: 1 -1 1 support hyperplanes: 1 1