RE: XPath: all elements with only non-parent children
> Mike Kay wrote: > > A != A, where A is a node-set, is true if there is some node > > in A that is > > unequal to another node in A. > > which surely blows out of the water the application of George Boole > and his theorems to xslt? There's never been any question about that: the XPath = and != operators are clearly non-Boolean. Hence the discussion in XSLT Prog Ref (2nd ed) p 370. Of course Boolean logic still applies once you expand the operators, reading A = B as shorthand for some $a in A, $b in B satisfies $a = $b Mike Kay XSL-List info and archive: http://www.mulberrytech.com/xsl/xsl-list
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