On Tuesday, April 2, 2002, at 01:55 AM, Sun Guonian wrote:

> Hi, all,
> I am a newbie of this list.
> In unihan3.20, I take notice of that there is 6 types of variant.
> I want to know if the "kSpecializedSemanticVariant" relationship
> is symmetrical, and other 5 types of variant?

There's no guarantee for it.

The kTraditionalVariant and kSimplifiedVariant should be symmetrical with 
respect to each other (if U+XXXX is a kTraditionalVariant for U+YYYY, then 
U+YYYY should be a kSimplifiedVariant for U+XXXX).

kCompatibilityVariant is expressly *not* symmetrical.

kSemanticVariant should reasonably be symmetrical, but there is no 
guarantee.  The same is true for kZVariant.

> the second question is,
> what does the x-variant or/and y-variant mean ?

X-variants are two characters with different abstract shapes and different 
meanings.  Y-variants are characters with the same meaning but different 
abstract shapes.

> where can I find more detail reference document about them ?

The Unicode Standard, version 3.0, pp. 262-263.

==========
John H. Jenkins
[EMAIL PROTECTED]
[EMAIL PROTECTED]
http://homepage.mac.com/jenkins/


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