And we can dub this, um, let me see, ... ActiveteX. :-)
2010/12/28 Philip Taylor (Webmaster, Ret'd) <p.tay...@rhul.ac.uk>
>
>
> François Patte wrote:
>
> Thanks for this answer. It is not too nice if you have to write:
>>
>> Multiply 5 by 7: $7\times 5 = 35$
>>
>
> Bonjour, François : is this perhaps the sort of
> thing you had in mind ?
>
> \documentclass {minimal}
> \usepackage {fontspec}
> \setmainfont {Linux Libertine O}
> \begin {document}
>
> Multiply 5 by 7: $7\times 5 = 35$
>
> \catcode `\5 = \active
> \catcode `\7 = \active
> \def 5{\ifmmode \string 5 \else $5$\fi}
> \def 7{\ifmmode \string 7 \else $7$\fi}
>
> Multiply 5 by 7: $7\times 5 = 35$
>
> \end {document}
>
> Obviously you can \catcode and \def all digits
> from zero to nine in a simple loop to cope with
> the general case.
>
> Philip TAYLOR
>
>
>
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