I asked myself the same question, some months ago. If you get a NO from the sage devel, then you can try code here : https://gist.github.com/endolith/2837160
https://gist.github.com/endolith/2837160 The Weber point has other names : https://en.wikipedia.org/wiki/Geometric_median Dominique -- You received this message because you are subscribed to the Google Groups "sage-support" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-support+unsubscr...@googlegroups.com. To post to this group, send email to sage-support@googlegroups.com. Visit this group at https://groups.google.com/group/sage-support. For more options, visit https://groups.google.com/d/optout.