From: Dan Connolly ([email protected])
Date: 10/09/00
[Is there any particular reason this comment
was sent to the project-confidential forum?]
York Sure wrote:
>
> Hi,
>
> I have questions regarding your example ontololgy in daml:
>
> <rdf:RDF
> xmlns:rdf ="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
> xmlns ="http://www.daml.org/2000/10/daml-ont#"
> xmlns:daml="http://www.daml.org/2000/10/daml-ont#"
> >
>
> what do you mean by:
>
> xmlns ="http://www.daml.org/2000/10/daml-ont#"
>From the documentation:
[[[
The second declaration says that in this document, unprefixed element
names should be
understood as referring to things drawn from the namespace called
http://www.daml.org/2000/10/daml-ont#.
]]]
-- Annotated DAML Ontology Markup
http://www.daml.org/2000/10/daml-walkthru#Setting
Sat, 07 Oct 2000 02:35:23 GMT
See also the suggested reading on namespaces:
XML Namespaces by Example
by Tim Bray Jan. 19, 1999 in XML.com
Namespace Myths Exploded
by Ronald Bourret Mar. 8, 2000 in XML.com
-- http://www.daml.org/2000/10/daml-walkthru#References
> And another question: why don't you reference the rdfs-namespace?
> For example:
>
> xmlns:rdfs="http://www.w3.org/TR/1999/PR-rdf-schema-19990303#"
It does, indirectly:
daml-ex imports daml-ont, and daml-ont imports RDFS.
daml:equivalentTo is used to make daml:Class
another name for rdfs:Class and such.
--
Dan Connolly, W3C http://www.w3.org/People/Connolly/
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