On 2013–09–26 Nikolay Pavlov wrote:
> > Since there is little chance that an underscore will immediately follow a
> > control sequence anyway, I don't think defining it for the entire syntax
> file
> > will cause any problem.
>
> It is very common in LaTeX math:
>
> \int_a^b
"a" is not a control sequence.
> . Can't say anything about context though.
The maths looks almost the same, it's mostly TeX anyway.
> In LaTeX/TeX syntax file AFAIR _ is marked as an error outside of
> math regions though.
Not so in ConTeXt. Underscores and circumflex accents are valid
input:
\starttext
This_is_valid %% the _ is not marked as error, correct
So ^ is ^ this %% the ^ is marked as error, although it's valid input
\stoptext
Marco
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