On Thu, 12 May 2011, Martin Schröder wrote:

> 2011/5/12 Hans Hagen <pragma@wxs.nl>:
>> \starttext
>>    $e=mc^2$
>
> Shouldn't that be something like e=mc²?

No. IIRC, we had a discussion sometime ago whether we should treat ¹,², etc as
valid superscripts in math mode, and decided against it.

Aditya