Am Montag, den 26.09.2011, 11:01 +0200 schrieb Wolfgang Schuster:
> \definefontfeature[frac][frac=yes,script=latn]
> 
> \setupbodyfont[cambria]

Is there a font in Standalone which can be used to demonstrate the
behavior?

> \starttext
> 1/40 {\setff{frac}1/40} \m{\frac{1}{40}}

With `{\setff{frac}1/40}` the output is like ¼0. Using `{40}` also does
not help.

> \stoptext


Thanks,

Paul