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From: "Mojca Miklavec" <mojca.miklavec.lists@gmail.com>
Newsgroups: gmane.comp.tex.context
Subject: Re: Strange math error (bug ??)
Date: Fri, 25 Aug 2006 19:32:29 +0200
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On 8/25/06, WN wrote:
> Hello,
>
> The following is quit strange, in the first formula the [{Q}, {R} ] on the
> left hand side of the \rightarrow is not processed but on the right hand
> side of
> the \rightarrow it is processed (?)
>
> \starttext
> The left side with $[Q,R]$ does not show, but the
> right side with $[Q,R]$ does show, what is happening here ???
> \startformula
> [ {Q} , {R} ] \rightarrow \frac{1}{i \hslash} [ {Q} , {R} ]
> \stopformula
> \stoptext

Not a bug, but a price that you have to pay for having optional
parameters. Adding \relax after \startformula solves the problem.

Mojca