W3C home > Mailing lists > Public > w3c-sgml-wg@w3.org > February 1997

Re: SERIOUS concerns about implementation

From: Robert Streich <streich@slb.com>
Date: Fri, 21 Feb 1997 06:50:18 -0600
Message-Id: <3.0.32.19970221065005.0074c6a4@austin.sar.slb.com>
To: w3c-sgml-wg@w3.org
At 09:01 PM 2/20/97 -0500, David Durand wrote:
>At 8:20 PM +0000 2/20/97, Digitome Ltd. wrote:
>>I aggree. But I *do* wish we could stop referring to SGML files as "legacy".
>>Surely SGML->XML is a "down-translation" not an "up-translation".
>
>Afraid not. You lose no information in going from SGML to XML, unless you
>have somehow managed to come up with a way to use SHORTREF that could not
>be equivalently expressed with tags. It is a cross-translation, since any
>SGML DTD and any XML DTD should be able to operate at the same level of
>abstraction.

This seems a strange comment coming from you, David. Any time you reduce a
grammar, you reduce expressibility. Any time you reduce expressibility, you
lose information.

bob

Robert Streich				streich@slb.com
Schlumberger					voice: 1 512 331 3318
Austin Research				fax:   1 512 331 3760
Received on Friday, 21 February 1997 07:57:21 UTC

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