Re: Joint Committee telecon tomorrow 15 July: presentation syntax updated

From: Benjamin Grosof (bgrosof@MIT.EDU)
Date: 07/28/03

  • Next message: Mike Dean: "updated Requirements"
    At 11:26 AM 7/22/2003 -0700, Mike Dean wrote:
    >As an alternative approach to Webizing, I wonder if it would
    >be reasonable to modify the presentation syntax grammar so
    >that anywhere a
    >
    >   symbol
    >
    >can appear,
    >
    >   qname:symbol
    >
    >can also be used, e.g.
    >
    >   sales:discount(sales:region->countries:US, ...)
    >
    >When used as a URI, a symbol without a QName would be
    >interpreted as a same document reference with fragment (i.e.
    >#symbol).
    >
    >This seems like a natural way to accommodate those who
    >always expect to use URI naming, while gracefully allowing
    >the use of local names/symbols.
    >
    >Use of : for QNames would preclude the use of : for typing,
    >but a number of folks seem to feel it would be better anyway
    >to just accommodate typing using separate atoms, e.g.
    >replacing
    >
    >   premium(Customer : ?cust)
    >
    >with
    >
    >   premium(?cust)
    >   Customer(?cust)
    >
    >or
    >
    >   premium(?cust)
    >   rdf:type(?cust, Customer)
    >
    >The current 'URI declarations' approach works here as well,
    >e.g.
    >
    >   owl:='http://www.w3.org/2002/07/owl#'
    >
    >Thoughts?
    
    I like your suggestions.
    
    Benjamin
    
    
    >         Mike
    
    ________________________________________________________________________________________________
    Prof. Benjamin Grosof
    Web Technologies for E-Commerce, Business Policies, E-Contracting, Rules, 
    XML, Agents, Semantic Web Services
    MIT Sloan School of Management, Information Technology group
    http://ebusiness.mit.edu/bgrosof or http://www.mit.edu/~bgrosof
    


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