Hi! Not obvious to me either, but documented (under AdditiveAbelianGroup)
sage: v=vector((1,1)) sage: G(v) (1,1) defines an element as a sum of multiples of the generators. cheers, Hugh -- You received this message because you are subscribed to the Google Groups "sage-devel" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-devel+unsubscr...@googlegroups.com. To post to this group, send email to sage-devel@googlegroups.com. Visit this group at http://groups.google.com/group/sage-devel. For more options, visit https://groups.google.com/groups/opt_out.