-- -*- M2-comint -*- hash: 1730315800424819270

i1 : F = hirzebruch 3

o1 = {ambient dimension => 2         }
      number of generating cones => 4
      number of rays => 4
      top dimension of the cones => 2

o1 : Fan

i2 : apply(maxCones F,rays)

o2 = {| 1 0  |, | 0  -1 |, | 0 -1 |, | 1 0 |}
      | 0 -1 |  | -1 3  |  | 1 3  |  | 0 1 |

o2 : List

i3 : 
