Re: "Difficult Characters" draft

"Martin J. Duerst" <mduerst@ifi.unizh.ch> Mon, 05 May 1997 09:44 UTC

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Date: Mon, 5 May 1997 11:26:34 +0200 (MET DST)
From: "Martin J. Duerst" <mduerst@ifi.unizh.ch>
To: "Michael Kung <MKUNG.US.ORACLE.COM>" <MKUNG@us.oracle.com>
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Subject: Re: "Difficult Characters" draft
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On 4 May 1997, Michael Kung <MKUNG.US.ORACLE.COM> wrote:

> How about the BIDI support?  Should we allow the BIDI mark?

There are several BIDI marks. Their problem is that they don't
get transcribed well on paper :-(.

> How about 
> non-spacing mark? 

Some nonspacing marks will have to be allowed in some contexts.
An example is the ZWNJ (zero width non-joiner), which is needed
for writing Persian, and which works in this context. Others
have to be examined carefully, but disallowed or strongly
discouraged in most cases.


Regards,	Martin.