tex D
i1 : L= { {{1,2},7}, {{1,3},2}, {{2,3,5,6},1}};
i2 : D=divisorClassRepresentativeM0nbar(6,L);
i3 : tex D o3 = 2\delta_{\{1, 3\}} + \delta_{\{1, 4\}} + 7\delta_{\{1, 2\}}