IPA's double life (RE: New scripts)
mark.davis at icu-project.org
Tue Nov 27 16:37:02 CET 2007
Answers to some of your questions below.
On Nov 27, 2007 5:34 AM, Don Osborn <dzo at bisharat.net> wrote:
> So, several questions re ISO 15924:
> 1) Is IPA Extensions range covered as a general rule in Latn? This wasn't
> evident from http://www.unicode.org/iso15924/iso15924-codes.html and other
> pages I scanned on unicode.org. In looking at some back correspondence on
> ietf-languages it seems that it is.
you see 96 characters.
If you subtract out all non-Latin characters, you get the same 96
> 2) Is there any precedent for specific characters or ranges in Unicode to
> covered by more than one ISO 15924 code? I believe I recall there are a
> cases, but that they are exceptions.
In Unicode, the association between script and character forms a complete
partition. Each character has exactly one script. Any characters that are
used in multiple scripts have the script value = common or inherited
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