- From: Dan Brickley <danbri@w3.org>
- Date: Tue, 29 Oct 2002 04:15:20 -0500 (EST)
- To: Brian McBride <bwm@hplb.hpl.hp.com>
- cc: RDF Core <w3c-rdfcore-wg@w3.org>
Cheers Brian. All I need now is to buy a license to OMNIGraffle and borrow a friend's Mac to tweak the figures and we're away :) re below, s/rdf:Literal/rdfs:Literal/, if I remember right. Which we now say is a member of rdfs:Datatype I guess? Dan On Tue, 29 Oct 2002, Brian McBride wrote: > I've prepared the attached as some briefing notes to help Danbri do the > update to schema. Please feel free to correct bits that you think are > wrong or add bits that are missing. > > Datatypes > ========= > > o Define rdfs:Datatype the class of all datatypes. > o rdfs:Datatype is a subclass of rdfs:Class, i.e. datatypes are classes > o The class extension of a datatype class is the value space of the class. > o a range constraint on a property can take a datatype as its value > o rdfs:XMLLiteral is a member of rdfs:Datatype > o rdfs:XMLLiteral is a subClass of rdf:Literal > o some discussion of notion of a datatype inconsistency - lex form does not > come from lex space or range constraints with disjoint value spaces > > Collections > =========== > > o Define terms rdf:List a class > rdf:first a property > rdf:rest a property > rdf:nil a resource > o rdf:rest has a range of rdf:List > > > >
Received on Tuesday, 29 October 2002 04:15:24 UTC