On Thursday, November 5, 2015 at 10:42:47 AM UTC-8, Eric Gourgoulhon wrote: > > > So we see that the objects used as keys are charts, vector frames and > manifolds. > I think that's a very strong reason to go with equality-by-id and *not* unique representation: You really don't want to risk that for such structural information you end up with a key that is accidentally equal to another one.
-- 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/d/optout.