Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> comp.databases.theory -> Re: Is {{}} a valid construct?

Re: Is {{}} a valid construct?

From: Marshall <marshall.spight_at_gmail.com>
Date: 2 Feb 2007 23:58:12 -0800
Message-ID: <1170489492.230757.104470@s48g2000cws.googlegroups.com> 





On Feb 2, 9:54 pm, "Neo" <neo55..._at_hotmail.com> wrote:

>




> According to my understanding, it seems {} and {{}} are invalid

> constructs. How can I empirically verify they are valid?




Empirical verification:



http://en.wikipedia.org/wiki/Axiom_of_empty_set




Marshall
Received on Sat Feb 03 2007 - 01:58:12 CST












Original text of this message













  HOME |
  ASK QUESTION |
  ADD INFO |
  SEARCH |
  E-MAIL US