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