RE: AW: Sorting Upper-Case first. Microsoft bug?

As I have said before, I think the note encouraging implementers to look
at Unicode TR10, as well as the reference to "cultural correctness",
provides pretty clear evidence that the word "lexicographic" was not
intended to be read in its narrow mathematical sense.

Michael Kay


> -----Original Message-----
> From: owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx 
> [mailto:owner-xsl-list@xxxxxxxxxxxxxxxxxxxxxx] On Behalf Of 
> Stan Devitt
> Sent: 06 August 2003 18:24
> To: xsl-list@xxxxxxxxxxxxxxxxxxxxxx
> Subject: Re: AW:  Sorting Upper-Case first. Microsoft bug?
> 
> 
> I apologize for yet another message on lexicographic sorting 
> but in light of the considerable confusion exibited on this 
> issue I'd like 
> to see
> three points emphasised.
> 
> 1.  Lexicograpahic  is important precisely because it is so 
> well defined 
> (and 
> because of this I suspect the spec writers really meant it when the 
> wrote it in. )
> It  provides an easy to check reference implementation that 
> is 99% usable.
> 
> 2.  The notion of "lexicographic sorting" in the "culturally correct" 
> manner is  also valid,
> but it falls short of  implementing all of UTR 10.   The only 
>  "cultural 
> choice" you have in a
> lexicograpahic sort  is in deciding on a total order of the 
> symbols of 
> your  alphabet.
> After that, everything else is determined.  
> 
> 3.  Placing selected  "words" out of lexicographic order 
> (however well 
> intended)
> clearly violates the lexicographic constraint of the spec and is in 
> error as the spec
> is currently worded.
> 
> As a follow on action,  I'd like to see the spec writers 
> clarify (in the 
> spec)
> that they really  do mean lexicographic, and perhaps augment 
> the list of 
> available sorts
> by a  "pseudo-lexicographical" or "word" based sort in order 
> to capture what actually got implemented and which is 
> important for its own reasons but is much less well defined.
> 
> Stan Devitt
> 
> Markus Abt wrote:
> 
> >David,
> >
> >It seems to me that the XSLT specification wants 
> lexicographic ordering 
> >in the culturally correct manner. Mabye this is a contradiction, in 
> >this case I would regard this an error in the XSLT spec.
> >
> >
> >  
> >
> 
> 
> 
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