On 4 juin 2013, at 21:34, Hans Hagen <pragma@wxs.nl> wrote:
> […]
> ok, a new feature for SB:

Thanks hans! Very nice feature. Wikified in
	http://wiki.contextgarden.net/Command/fraction
but the output on the wiki is not correct since ConTeXt there is mkii.

Best regards: OK

> 
> \definemathfraction
>  [wfrac]
>  [margin=.25em]
> 
> \starttext
> 
> \startformula
>    \wfrac {
>        a
>    } {
>        \frac {
>            b
>        } {
>            c
>        }
>    }
> \stopformula
> 
> \stoptext
> 
> 
> 
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