i1 : P = poset {{1,2},{2,3},{3,4},{2,5},{6,3}}; |
i2 : greeneKleitmanPartition P o2 = Partition{4, 2} o2 : Partition |
i3 : D = dominanceLattice 6; |
i4 : time greeneKleitmanPartition(D, Strategy => "antichains") -- used 0.215042 seconds o4 = Partition{9, 2} o4 : Partition |
i5 : time greeneKleitmanPartition(D, Strategy => "chains") -- used 0.000016627 seconds o5 = Partition{9, 2} o5 : Partition |
i6 : greeneKleitmanPartition chain 10 o6 = Partition{10} o6 : Partition |