Re: XML & <formula>s

[h h extern <pragma@wxs.nl>]

Adam Lindsay wrote:
> Hi all.
> 
> I want to use XML, but in a non-doctrinaire way: I much prefer TeX
> formula writing to mathml by hand. 
> 
> I looked at xtag-mml, and the \defineXMLenvironment [formula] looked like
> just what I wanted. However, when trying it, the XML catcode regime was
> still in effect, and the backslashes were printed, and didn't act as escapes.
> 
> Am I missing something in the correct usage, or is support "incomplete"?
> 
> 
> This is a sample file, showing how I've been trying to use it:
> 
> \useXMLfilter[mml]
> \starttext
> \startXMLdata
> <formula>
> t+3+x+t\neq m\alpha\frac\theta\hbar
> </formula>
> \stopXMLdata
> \stoptext

\starttext

\unprotected \def\XMLtex#1%
   {\begingroup
    \disableXML
    \scantokens\@EA\@EA\@EA{\csname\@@XMLdata:#1\endcsname}%
    \endgroup}

\defineXMLenvironmentsave
   [formula]
   {}
   {\XMLtex{formula}}

\input bryson

\startXMLdata
<formula>
t+3+x+t\neq m\alpha\frac\theta\hbar
</formula>
\stopXMLdata

\input thuan

\stoptext

> Also, what's the status of contml? I like the idea of it as a simple,
> structural, basic markup that ConTeXt handles with zero effort, but is
> anyone actually using it?

we sometimes mix it into other xml docs; i have no problem with extending it; 
actualy, (see mag-0008.pdf), i want to map most context directly onto xml so 
that we have a rather complete xml input syntax

Hans


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