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----- Original Message ----- From: "Elliotte Rusty Harold" <elharo@m...> To: "Karl Waclawek" <karl@w...> Cc: <xml-dev@l...> Sent: Tuesday, April 13, 2004 7:27 AM > At 7:38 PM -0400 4/12/04, Karl Waclawek wrote: > > >So, one can map from SAX to the Infoset and back (bijectively, I assume). > >Then it would be not too far fetched to say that the "SAX abstraction" is > >isomorphic to the Infoset, or at least some subset of it. > > Your assumption is faulty. The mapping is not bijective. SAX exposes > things that are not in the Infoset, and the Infoset includes things > that are not in SAX. Details vary depending on the version of SAX, > and how much of the optional parts of SAX the parser implements. I am pretty sure the overlap is sufficient to call it "close enough" for practical purposes. Karl
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