Re: plus in superscript.

[Carsten Dominik <carsten.dominik@gmail.com>]

On Sep 15, 2011, at 9:43 AM, Christian Moe wrote:

> Hi,
> 
> $...$ may sometimes get confused with currency signs, variable names and whatnot.
> 
> Org-mode is sophisticated about it as long as you follow a few safeguards -- from the Info section 11.7.3:
> 
>     To avoid conflicts
>     with currency specifications, single `$' characters are only
>     recognized as math delimiters if the enclosed text contains at
>     most two line breaks, is directly attached to the `$' characters
>     with no whitespace in between, and if the closing `$' is followed
>     by whitespace, punctuation or a dash.  For the other delimiters,
>     there is no such restriction, so when in doubt, use `\(...\)' as
>     inline math delimiters.
> 
> But note that MathJax, the preferred backend for math in Org's HTML exports, does not support $...$ by default. To configure it, see:
> 
> http://www.mathjax.org/docs/1.1/tex.html#tex-and-latex-math-delimiters


When Org exports to HTML for use with MathJax, it does convert $..$ to \(..\) to work around this.

Still, parsing $...$ is much harder than parsing \(..\), so most of the time, using \(//\) will give better and more stable results with Org-mode.

- Carsten