On Monday, 28 Sep 2015 at 21:10, Rainer M Krug wrote:
> Hi
>
> I would need in a document several equations which are aligned as in
> http://tex.stackexchange.com/a/167908/6941
I use align all the time.
> How can I use the following latex formula in orgmode?
>
> \begin{proof} The proof is a follows:
> \begin{align}
> (x+y)^3&=(x+y)(x+y)^2\\
> &=(x+y)(x^2+2xy+y^2)\\
> &=x^3+3x^2y+3xy^3+x^3.\qedhere
> \end{align}
> \end{proof}
Where is proof defined? You may need to add specific packages to
org-latex-packages-alist.
In any case, I find that it is safer generally to enclose all LaTeX
fragments in a LaTeX block: #+begin_latex ... #+end_latex.
--
: Eric S Fraga (0xFFFCF67D), Emacs 24.5.1, Org release_8.3.1-203-g4ca3d3