-- -*- M2-comint -*- hash: 14612223524623099940

i1 : S = ring hirzebruchSurface 3

o1 = S

o1 : PolynomialRing

i2 : E = dualRingToric S

o2 = E

o2 : PolynomialRing, 4 skew commutative variable(s)

i3 : C = toricLL(coker matrix{{e_0, e_1}})

                 1                 2                 1
o3 = (QQ[x ..x ])  <-- (QQ[x ..x ])  <-- (QQ[x ..x ])
          0   3             0   3             0   3
                                          
     -2                -1                0

o3 : Complex

i4 : 
