This is just to mention to sage-combinat-devel readers a sage-devel discussion on the topic
Should the "Element = ..." trick require categories? https://groups.google.com/d/topic/sage-devel/Q9nuzwM7YRA/discussion Cheers, Samuel -- You received this message because you are subscribed to the Google Groups "sage-combinat-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-combinat-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-combinat-devel@googlegroups.com. Visit this group at https://groups.google.com/group/sage-combinat-devel. For more options, visit https://groups.google.com/d/optout.