- From: Martin J. Duerst <duerst@w3.org>
- Date: Sat, 26 Aug 2000 15:58:20 +0900
- To: "Yuichi Koike" <koike@mmp.cl.nec.co.jp>
- Cc: <xmlschema-dev@w3.org>
Hello Yuichi, You are right, I made a mistake in the conversion. The mail by Xan Gregg both has the necessary additional '?' and avoids duplication of a large part of the content model. Sorry for the mistake. Regards, Martin. At 00/08/25 19:28 -0400, Yuichi Koike wrote: >Martin, > > > (extension*, long?, img?, remedies?, extension*) > > > > And finally, we end up with: > > ( (extension+,( (long, img?, remedies?, extension*) > > |(img, remedies?, extension*) > > |(remedies, extension*) > > ) > > ) > > |(long, img?, remedies?, extension*) > > |(img, remedies?, extension*) > > |(remedies, extension*) > > ) > >Interesting. At least one of `long`, `img`, or `remedies` element ] >always exists. Thus, it is deterministic. > >However, in this particular case, we can not use this method, >because all of `long`, `img`, and `remedies` should be optional. >If we say "at least one of them must exist", P3P policy writers >would be confused. So, I think, we will remove the second `extension*` >elements. (Sorry that the reason is quite P3P-specific). > >Thank you. >-- >Yuichi Koike (koike@w3.org) >World Wide Web Consortium (W3C) >Technology and Society Domain >http://www.w3.org/People/Koike/
Received on Saturday, 26 August 2000 21:26:34 UTC