Theory - zone creation description wrong

Mr tobias conradi tobias_conradi at yahoo.de
Wed Sep 14 16:27:22 UTC 2011


That would not result in a correct description of the current practice, since a 
code change like ZR->CD did not result in the creation of a new zone.

Also note, that there are three sets of ISO 3166-1 codes, they do not
share the same code creation rules.

Tobias Conradi

> Maybe replace "country" with "ISO-3166-1 code"?  Makes it 

> not our problem 
> to define country.. :-)
> 
> On Tue, 13 Sep 2011, Mr tobias conradi wrote:
> 
>>  As far as I can see tzcode2011i/Theory is missing the fact 
>>  that for each country at least one zone is created.
>> 
>>  I.e. maybe Luxembourg and France may have their own zones
>>  not due to different timestamp observance since 
>>  1970-01-01 00:00:00 UTC but simply due to the fact
>>  that they are different countries.
>> 
>>  CURRENT
>>  "the world is partitioned into regions whose clocks all agree 
>>  about time stamps that occur after the somewhat-arbitrary cutoff point 
>>  of the POSIX Epoch (1970-01-01 00:00:00 UTC). For each such region, 
>>  the database records all known clock transitions, and labels the region 
>>  with a notable location."
>> 
>>  PROPOSED
>>  "the world is partitioned into regions, named zones, whose clocks all 
> agree 
>>  about time stamps that occur after the somewhat-arbitrary cutoff point 
>>  of the POSIX Epoch (1970-01-01 00:00:00 UTC). 
>>  Additional for each country at least one zone is created. For each zone, 
>>  the database records all known clock transitions, and labels the zone 
>>  with a notable location.
>> 
>> 
>> 
>>  --
>>  Tobias Conradi
>>  Rheinsberger Str. 18
>>  10115 Berlin, Germany
>> 
>>  http://tobiasconradi.com
>> 
>> 
> 
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