On Wed, May 9, 2012 at 12:48 PM, Bruno Marchal <marc...@ulb.ac.be> wrote:
> The empty set is the absence of elements (nothing) in that set. It is the > set { }. > The empty set is not nothing. For example, the set is { { } } is not > empty. It contains as element the empty set. > Just to be precise. > Well, I guess that the empty set is more like an empty box. Ricardo. -- You received this message because you are subscribed to the Google Groups "Everything List" group. To post to this group, send email to everything-list@googlegroups.com. To unsubscribe from this group, send email to everything-list+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/everything-list?hl=en.