-- -*- M2-comint -*- hash: 18186150887888770231

i1 : ML = {uniformMatroid(2,6),matroid completeGraph 4}

o1 = {a "matroid" of rank 2 on 6 elements, a "matroid" of rank 3 on 6
     ------------------------------------------------------------------------
     elements}

o1 : List

i2 : FM = flagMatroid(ML)

o2 = a "flag matroid" with rank sequence {2, 3} on 6 elements 

o2 : FlagMatroid

i3 : isWellDefined FM

o3 = true

i4 : A = random(QQ^2,QQ^4)

o4 = | 9/2 3/4 7/9  7/10 |
     | 9/4 7/4 7/10 7/3  |

              2       4
o4 : Matrix QQ  <-- QQ

i5 : FM = flagMatroid(A,{1,2})

o5 = a "flag matroid" with rank sequence {1, 2} on 4 elements 

o5 : FlagMatroid

i6 : 
