Re: Concrete syntax, character sets

You ask about quantities, and I reply about capacities.  Sorry about 
that!  In fact, some quantities, like LITLEN and ENTLVL, are also 
related to characteristics of instances.

>>I agree with Tim's intent here, but aren't some quantities related to
>>the particular document instance?  (Correct me if I'm wrong, but I
>>seem to recall cases where declarations worked fine for me until a
>>specific instance blew them up.)
>This is correct.  For example, IDCAP reflects the "bulk" of assigned 
>ID attribute values, which is instance-specific.  I suppose the same
>solution could work, though -- an SGML declaration could be 
>constructed per SGML document, not just per DTD.
>        Eve