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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