-- -*- M2-comint -*- hash: 8917420870047155545

i1 : I = incidenceCorrespondence({1,2,3})

o1 = I

o1 : an incidence correspondence from a flag bundle to a flag bundle

i2 : source I

o2 = a flag bundle

o2 : a flag bundle with subquotient ranks {1..2}

i3 : target I

o3 = a flag bundle

o3 : a flag bundle with subquotient ranks {2, 1}

i4 : 
