Shortcomings of Predicate Logic? (was RE: [xml-dev] RDF Interpretation of XML documents )

8/20/2002 2:37:01 PM, "Bullard, Claude L (Len)" <> wrote:

>
>BTW:  other lists take up the issues of shortcomings 
>with the use of predicate logic for knowledge representation. 
>I don't want to do that here.  I am only noting that 
>for efforts that want to work with say, XML Schema or 
>DTDs, this looks like a way to have one's cake and 
>eat it too. 

Any pointers to such discussions would be appreciated. 
it seems relevant to discussions of the inter-relationships of
RDF and XML.

Thanks!