I have sent a patch to ticket 8974 that implements this feature. http://trac.sagemath.org/sage_trac/ticket/8974
It is mixed with the implementation of this functions for endomorphisms. I hope thats not a problem. Miguel. -- To post to this group, send an email to sage-devel@googlegroups.com To unsubscribe from this group, send an email to sage-devel+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/sage-devel URL: http://www.sagemath.org