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: Clean Object Class Design -- Circle/Ellipse

Re: Clean Object Class Design -- Circle/Ellipse

From: Marc Gluch <marc.gluch_at_mindtap.com>
Date: Thu, 23 Aug 2001 02:02:36 GMT
Message-ID: <3b845b4d.4002252504@news.grpvine1.tx.home.com>

On Wed, 22 Aug 2001 15:54:01 GMT, Mikito Harakiri <nospam_at_newsranger.com> wrote:

>When axiomizing People (as subclass of Apes;-), do you also need axiomatization
>for Real numbers in order to be able to express person's age?

It depends on what you want to be able to do with age. I would start with Time as a independent theory, that may have such variations/implementations as continuous and discrete.

Marc Gluch
Mindtap Inc. Received on Wed Aug 22 2001 - 21:02:36 CDT

Original text of this message

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