- From: Deborah McGuinness <dlm@KSL.Stanford.EDU>
- Date: Thu, 16 May 2002 16:32:22 -0700
- To: Enrico Motta <e.motta@open.ac.uk>
- CC: www-webont-wg@w3.org
- Message-ID: <3CE44186.72142AF4@ksl.stanford.edu>
it is indeed a possibility for us to include both universal and existential local range restrictions at compliance level 1. Enrico Motta wrote: > Deborah, This is an excellent summary of the discussion. I only have > one comment The document says: Some members (see for example, a > posting from Horrocks) have made the point that it is not possible to > come up with a single ordering of features for inclusion in terms of > importance. There is agreement that one total ordering that is agreed > upon by the group is not an achievable goal. There is also agreement > that adding some features after other features are already in the > language may make the addition more difficult than adding the same > feature to a language that does not include certain other features. > These two issues together may lead one to conclude that a core > language should stay small so as not to unfairly penalize tool > implementors who need to add features to the core language. The above > paragraph can be interpreted as implying there is no chance to have > both local universal and existential restrictions at level 1. > However, at least one posting by Ian > (http://lists.w3.org/Archives/Public/www-webont-wg/2002May/0011.html) > raised issue with the "feature interaction axiom" and maybe at this > stage of the discussion we should not rule out (yet!) the possibility > of having both types of restriction at level 1. Enrico > >> At the last telecon, I took the action item to produce a compliance >> level 1 document by today. >> The document is available at: > >> http://www.ksl.stanford.edu/people/dlm/webont/compliance.html >> >> Please review it so that it can be discussed at this thursday's >> webont >> telecon. >> Comments as usual to webont. >> >> thanks, >> Deborah >> -- >> Deborah L. McGuinness >> Knowledge Systems Laboratory >> Gates Computer Science Building, 2A Room 241 >> Stanford University, Stanford, CA 94305-9020 >> email: dlm@ksl.stanford.edu >> URL: http://ksl.stanford.edu/people/dlm >> (voice) 650 723 9770 (stanford fax) 650 725 5850 (computer >> fax) >> 801 705 0941 > > -- Deborah L. McGuinness Knowledge Systems Laboratory Gates Computer Science Building, 2A Room 241 Stanford University, Stanford, CA 94305-9020 email: dlm@ksl.stanford.edu URL: http://ksl.stanford.edu/people/dlm (voice) 650 723 9770 (stanford fax) 650 725 5850 (computer fax) 801 705 0941
Received on Thursday, 16 May 2002 19:33:11 UTC