-- -*- M2-comint -*- hash: 14047579013545931609

i1 : X = abstractProjectiveSpace 1

o1 = X

o1 : a flag bundle with subquotient ranks {2:1}

i2 : OO_X(1) - OO_X(2)

o2 = a sheaf

o2 : an abstract sheaf of rank 0 on X

i3 : chi oo

o3 = -1

i4 : 
