[NTG-context] Numbering subformulas

[Aditya Mahajan]

On Mon, 3 Aug 2015, Procházka Lukáš Ing. - Pontex s. r. o. wrote:

> So, finally, what is the PROPER way (if it really exists) in ConTeXt how to 
> typeset subformulas?

I am not sure when the subformula numbering broke, but I can confirm that 
it is not working with the latest beta.

@Hans, what will be the MkIV approach to define subformulas (or rather, 
nested counters).

Aditya