This function returns the list of F curves {F1,1,i,n-i-2: 1 ≤i ≤[n/2]}. This set of curves is a basis for H2(M0,n)QSn; see e.g. [AGSS]. The symmetric F-curve F1,1,i,n-i-2 is represented by the list of integers {1,1,i,n-i-2}.
i1 : basisOfSymmetricCurves(8) o1 = {{5, 1, 1, 1}, {4, 2, 1, 1}, {3, 3, 1, 1}} o1 : List |