[XeTeX] xunicode, tipa (again) plus amsmath

[Alan Munn]

Hi Ross,

On Aug 29, 2010, at 4:40 PM, Ross Moore wrote:

> On 30/08/2010, at 3:45 AM, Alan Munn wrote:
>
>> Hi, a while ago, Ulrike posted an nice way to allow legacy tipa  
>> code to be used with xelatex.  Unfortunately I've encountered a  
>> problem: it doesn't work inside math mode.  Is there a way to fix  
>> this?  Thanks
>>
>> % !TEX TS-program = XeLaTeX
>>
>> \documentclass{article}
>> \usepackage{amsmath}
>> \usepackage{xltxtra}
>> \newfontfamily{\ipafont}{Doulos SIL}
>> \def\useTIPAfont{\ipafont}
>> \newenvironment{ipa}{%
>> \let\stone\TIPAstonebar
>> \let\tone\TIPAtonebar
>> \setTIPAcatcodes\activatetipa
>> \csname useTIPAfont\endcsname
>> }{}
>> \begin{document}
>> \textipa{RPAQIOE2} % This will give you correct phonetic characters
>> \begin{ipa}
>> RPAQIOE
>> \end{ipa}
>> $\text{\textipa{RPAQIOE2}}$ % unfortunately this doesn't
>   This works fine for me.

Thanks.  Installing the version of xunicode.sty that you attached  
solves the problem.

>
>> $\textipa{RPAQIOE2}$ % and neither does this
>   This does not, since it is logically wrong.
>   The text characters have no meaning in math mode;
>   i.e., they do not exist in the font for the
>   usual math-italics of variable names.

Yes, and I knew that.  I think I just included it out of frustration :-)

>
>
> Changing this, so that these and other TIPA characters
> are recognised in math-mode, would require a fair bit
> of work to get right and be safe.

Absolutely.  That's what the amsmath \text command is for anyway.

Thanks again.

Alan


-- 
Alan Munn
amunn at gmx.com