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Vanilla 1.1.10 is a product of Lussumo. More Information: Documentation, Community Support.

• CommentRowNumber1.
• CommentAuthorJohn Baez
• CommentTimeMay 27th 2010
What's the easiest way to refer to numbered equations on the nLab? I can get numbered equations by doing this:

$2+2 = 4$

and I can also do this

$2+2 = 4 \label{equation}$

but then doing

\ref{equation}

generates an error message.
• CommentRowNumber2.
• CommentAuthorUrs
• CommentTimeMay 27th 2010

Use \eqref{…}

See the first example at Sandbox.