Thanks guys, but unfortunately the code provided doesn't works.

\definefontfeature[mathdigits][mode=base,tnum=yes,lnum=yes]
\definefontfeature[mathdigits][tnum=yes,lnum=yes]

2017-06-02 3:47 GMT-04:00 Hans Hagen <pragma@wxs.nl>:

> On 6/2/2017 7:40 AM, Pablo Rodriguez wrote:
>
>> On 06/02/2017 06:40 AM, Jose Luis Arellano wrote:
>>
>>> Dear Wolfgang.
>>>
>>> In recents versions of Context, what is the correct way to use lnum
>>> feature in maths?
>>>
>>> This doesn't works anymore:
>>>
>>> \definefontfeature[mathdigits][default][mode=base,tnum=yes,lnum=yes]
>>>
>>
>> José Luis,
>>
>> I think that line should read:
>>
>>      \definefontfeature[mathdigits][mode=base,tnum=yes,lnum=yes]
>>
>> But without a sample, I’m afraid I cannot test it.
>>
>> Just in case it might help,
>>
>> Pablo
>>
> most math setups have an (unset) mathextra featureset that you can use for
> such extra features and indeed one should not inherit from defult
>
>   \definefontfeature[mathdigits][tnum=yes,lnum=yes]
>
> of course it also depends on what a font provides (if we're talking
> alternates one can also use the normal 'alternates' feature switching in
> math)
>
> Hans
>
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