Salut, > ok, order ideal now works. But my procedure order_ideal_lattice is > still broken. Here is where the problem sits: > > B = Posets.BooleanLattice(4) > B.order_ideal(B.antichains()[1]) > > This does not work. Should not we be able to take the order ideal of > an antichain ?
Can you check if everything works well again? I undid the improvements, thus it is much slower again (which doesn't bother in small cases), but I didn't know how to solve the problem properly... -- You received this message because you are subscribed to the Google Groups "sage-combinat-devel" group. To post to this group, send email to sage-combinat-de...@googlegroups.com. To unsubscribe from this group, send email to sage-combinat-devel+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sage-combinat-devel?hl=en.
