Re: Again wit da AND and Repetitions
roddey@u... wrote: > What are the feelings of some folks who implemented SGML validators? If you had > to start with that and add NtoM repetition on top of that, where would that have > taken you? Or did SGML already provide both of these things? If so, what was the > general architecture used in some common ones? Why is the sky blue? IIRC the canonical way of doing (A & B & C) is to transform it into (A | B | C)* and then do a post-check that each of A, B, C appears exactly once. As opposed to brute-force expansion into a DFA. -- John Cowan http://www.ccil.org/~cowan cowan@c... You tollerday donsk? N. You tolkatiff scowegian? Nn. You spigotty anglease? Nnn. You phonio saxo? Nnnn. Clear all so! 'Tis a Jute.... (Finnegans Wake 16.5) xml-dev: A list for W3C XML Developers. To post, mailto:xml-dev@i... Archived as: http://www.lists.ic.ac.uk/hypermail/xml-dev/ and on CD-ROM/ISBN 981-02-3594-1 To (un)subscribe, mailto:majordomo@i... the following message; (un)subscribe xml-dev To subscribe to the digests, mailto:majordomo@i... the following message; subscribe xml-dev-digest List coordinator, Henry Rzepa (mailto:rzepa@i...)
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