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On Thu, 12 Jun 2003, Bob Foster wrote: > Seems to me closure questions should be grounded in regular hedge (not > regular tree) grammars, as the output sequences of XPath/XQuery are, in > fact, hedges. I believe MURATA Makato has explored this territory (trees + > queries = hedges). > > Bob This is very true, I think when we talk about operations, we are speaking about hedges and not trees. I am familiar with hedges, and I was speaking in terms of hedges only.. cheers and regards - murali.
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