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Re: httpRange-14

From: Tim Berners-Lee <timbl@w3.org>
Date: Fri, 25 Jul 2003 12:08:48 -0400
Cc: www-tag@w3.org
To: Mark Baker <distobj@acm.org>
Message-Id: <468A37F3-BEBA-11D7-B294-000393914268@w3.org>


On Friday, Jul 25, 2003, at 07:46 US/Eastern, Mark Baker wrote:
> On Thu, Jul 24, 2003 at 05:08:11PM -0400, Norman Walsh wrote:
>> 6. Just like a "FOO" can't be simultaneously a car and a cat,
>>    http://norman.walsh.name/ can't simultaneously be a person and a
>>    document.
>
> Perhaps, but you don't know until you also know that persons and
> documents are disjoint (i.e. you're making a closed world
> assumption).

That is not the closed world assumption.
The closed world assumption is that anything you don't know is true 
isn't true.

The fact that people and documents are distinct is generally recognized 
as a fact
for most definitions of "document".

> Mark.
> -- 
> Mark Baker.   Ottawa, Ontario, CANADA.        http://www.markbaker.ca
Received on Friday, 25 July 2003 12:08:38 UTC

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