Am 23.06.2011 um 13:54 schrieb Heiko Oberdiek:
> On Thu, Jun 23, 2011 at 01:02:54PM +0200, Philipp Stephani wrote:
>
>> No, the capital ß is not the uppercase version of ß. SpecialCasing.txt has
>>
>> # The German es-zed is special--the normal mapping is to SS.
>> # Note: the titlecase should never occur in practice. It is equal to
>> titlecase(uppercase(<es-zed>))
>>
>> 00DF; 00DF; 0053 0073; 0053 0053; # LATIN SMALL LETTER SHARP S
>
> And it's context dependent. The German language has two
> words "Maße" and "Masse" meaning different things.
> The uppercase variant would be the same ("MASSE"). Therefore
> also "SZ" can be used for the uppercase form of "ß": "MASZE".
This (and also the reverse operation) cannot be covered by Unicode or any other
automated system that doesn't understand human language. (And I think the
current orthography forbids SZ as uppercase version of ß.)