Both are connected. Both have no boundary. Both are closed, since both contain their accumulation points. Both have uncountable elements. So how can they be distinguished within the context of point-set topology? TIA, AG
-- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion on the web visit https://groups.google.com/d/msgid/everything-list/05d34e67-7387-48d3-beee-f703c98bace4%40googlegroups.com.

