From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Berry, Charles" <ccberry@ucsd.edu>
Subject: Re: change tables to matrix when importing, including expressions.
Date: Thu, 13 Jun 2019 17:23:32 +0000
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To: Uwe Brauer <oub@mat.ucm.es>
Cc: "emacs-orgmode@gnu.org" <emacs-orgmode@gnu.org>

[snip]

> On Jun 13, 2019, at 6:26 AM, Uwe Brauer <oub@mat.ucm.es> wrote:
>=20
>=20
> However I would like=20
> #+begin_src=20
> #+attr_latex: :mode math :environment matrix
> D=3D
> | 0 | -5 |
> | 5 |  0 |
> #+end_src
>=20
> To be exported as=20
>=20
> #+begin_src=20
> \[
> D=3D
> \begin{matrix}
> 0 & -5 \\
> 5 & 0 \\
> \end{matrix}
> \]
> #+end_src
>=20
> How can I do that?=20


This is morally equivalent:


#+attr_latex: :mode math :math-prefix D=3D :environment matrix
| 0 | -5 |
| 5 |  0 |


There will be no newline between the '=3D' and the '\begin'. If that is som=
ething you truly need you will have to add a filter. See (info "(org) Advan=
ced Export Configuration").

HTH,

Chuck=