Some example text, again, to show where the right and left margins of the text block are.
\showboxes
\setupformulas[align=right]
\startplaceformula
\startformula c^2 = a^2 + b^2 \stopformula
\stopplaceformula
\setupformulas[align=right,margin=standard]
\startplaceformula
\startformula c^2 = a^2 + b^2 \stopformula
\stopplaceformula
</context>
= Referencing formulae =