On Mon, 10 Feb 2020 05:58:50 +0800
Jon Wong <jhannwong@gmail.com> wrote:

> MWE:
>
> \starttext
>
> The famous result (and again) is given by
> \placeformula[formulalabel]
> \startformula
> c^2 = a^2 + b^2.
> \stopformula
> And now we can refer to formula \ref[][formulalabel].
>
> \stoptext
>
> There is a blank where the formula label should be at “now we can refer to formula ---“.

Use \ref[number][formulalabel] or \in[formulalabel].

Wolfgang
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