RE: datatype comparisons and arithmetic conversions: Link Previously suggested list of Built-ins

From: stabet@comcast.net
Date: 01/06/04

  • Next message: Benjamin Grosof: "regrets for today's telecon"
    Hi everyone,
    
    Here is the archive link to the previously suggested list of built-ins:
    
    http://www.daml.org/listarchive/joint-committee/1369.html
    
    For next week, I will provide an updated version.
    
    -said
    > > Said:  what's the current status of the list of
    > > arithmetic/comparison/string/list built-ins you (plus I and Harold) have
    > > been working on?
    > > That included stuff drawn from looking at other systems/standards (like
    > > Prolog and Jess) as well as from XML-Schema / XQuery.
    > > I think you're the maintainer of that list/document.
    > 
    > Assuming folks are still happy with swrlx:operationAtom this week, I think
    > next week would be a good time to revisit this list.
    > 
    > > Most importantly:  is there any stuff there we should include that's not
    > > in
    > > the XML-Schema / XQuery set of stuff?
    > 
    > I think we'll probably want to add a few more operators to [1] like
    > numeric-greater-than-or-equal, numeric-less-than-or-equal, and
    > numeric-not-equal based on numeric-equal, numeric-less-than, and
    > numeric-greater-than.
    > 
    > Also, [1] uses fn:compare for strings (to accommodate an optional collation
    > argument) which returns <0, 0, or >0.  Using this would require 2
    > swrlx:operatorAtoms.  I think we may want to introduce string-equal,
    > string-less-than, etc. as easier-to-use forms.
    > 
    > 	Mike
    > 
    > [1] http://www.w3.org/TR/xquery-operators/
    > 
    


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