i1 : E = tangentBundle hirzebruchFan 3 o1 = {dimension of the variety => 2 } number of affine charts => 4 number of rays => 4 rank of the vector bundle => 2 o1 : ToricVectorBundleKlyachko |
i2 : F = fan E o2 = {ambient dimension => 2 } number of generating cones => 4 number of rays => 4 top dimension of the cones => 2 o2 : Fan |
i3 : rays F o3 = {| 0 |, | 0 |, | -1 |, | 1 |} | -1 | | 1 | | 3 | | 0 | o3 : List |