i1 : F = flagBundle {1,1,2} o1 = F o1 : a flag bundle with subquotient ranks {2:1, 2} |
i2 : F.QuotientBundles o2 = {a sheaf, a sheaf, a sheaf, a sheaf} o2 : List |
i3 : rank \ oo o3 = {0, 2, 3, 4} o3 : List |
i4 : netList \\ chern \ ooo +------------------------------------------------+ o4 = |1 | +------------------------------------------------+ |1 + H + H | | 3,1 3,2 | +------------------------------------------------+ |1 + (H + H ) + (H H + H ) + H H | | 2,1 3,1 2,1 3,1 3,2 2,1 3,2| +------------------------------------------------+ |1 | +------------------------------------------------+ |
The object QuotientBundles is a symbol.