This package contains two types for working with divisor classes and curve classes on $\bar{M}_{0,n}$, the moduli space of stable n-pointed genus zero curves. The basic types are DivisorClassRepresentativeM0nbar and CurveClassRepresentativeM0nbar.
i1 : L1= { {{{2,1},{3},{4},{5}},-2}, {{{1,3},{2},{4},{5}},-7}, {{{1,4},{2},{3},{5}},1}}; |
i2 : C=curveClassRepresentativeM0nbar(5,L1); |
i3 : L2=new HashTable from { {{1,3},1}, {{1,4},1}}; |
i4 : D=divisorClassRepresentativeM0nbar(5,L2); |
i5 : intersection(C,D) o5 = 6 |
This documentation describes version 0.3 of M0nbar.
The source code from which this documentation is derived is in the file M0nbar.m2. The auxiliary files accompanying it are in the directory M0nbar/.