>> It is easy to export it verbatim as follows:
>>
>> #+name: fragment
>> #+BEGIN_SRC latex
>>
>> Here is an interesting (and true) equation:
>> \begin{equation}
>> \int uv' = uv - \int u'v \label{int}.
>> \end{equation}
>> And that happens to be equation \eqref{int} on page \pageref{int}.
>> #+END_SRC
>>
>> But what is the correct combination of environments (src, export) and
>
> Use this src block but add ":exports both" to the begin_src line.
Tried this before: for some weird (?) reason I am getting the verbatim
output only. And ":exports results" produces blank.
This is a beamer export with org version 9.1.6.
Hmm...
Jarmo