Re: bug in latex export tutorial?

[Eric S Fraga <e.fraga@ucl.ac.uk>]

Robert Goldman <rpgoldman@sift.info> writes:

> On 4/29/11 Apr 29 -1:21 PM, Nick Dokos wrote:

[...]

>> amsmath conflicts with wasysym (redefines \iint), so you have to
>> redefine your headers to omit wasysym or include amsmath *first*: for
>> some reason, if you \usepackage{amsmath} *before* you
>> \usepackage{wasysym}, the error does not arise -- presumably, amsmath
>> assumes that \iint is not defined beforehand, whereas wasysym does not
>> make that assumption.
>
> The not-very-tasty solution I came up with was to put the following into
> the local variables list at the foot of my file:
>
> # org-export-latex-default-packages-alist: (("AUTO" "inputenc" t) ("T1"
> "fontenc" t) ("" "fixltx2e" nil) ("" "graphicx" t) ("" "longtable" nil)
> ("" "float" nil) ("" "wrapfig" nil) ("" "soul" t) ("" "t1enc" t) (""
> "textcomp" t) ("" "marvosym" t) ("" "amsmath" t) ("" "wasysym" t) (""
> "latexsym" t) ("" "amssymb" t)
> ("colorlinks=true,pdfstartview=FitV,linkcolor=blue,citecolor=blue,urlcolor=blue"
> "hyperref" nil) "\\tolerance=1000")
>
> I put this in the file, rather than in my configuration, because it is
> specific to the formatting of this file, and because I share this
> document with others, who need to be able to export from it w/o having
> to reconfigure their org-mode installations.
>
> I figure that someone can probably suggest a solution that is nicer than
> that!
>
> Best,
> r

From earlier this year on the mailing list, below is a solution
which works if you more often than not want amsmath; i.e. it's not a
solution for the use case you specify in which you want to share a
single file etc.  However, it's worth repeating this solution for other
use cases.

--8<---------------cut here---------------start------------->8---
;; to fix problems with amsmath conflicting with wasysym:
;;
;; From: Lawrence Mitchell <wence@gmx.li>
;; Subject: [Orgmode] Re: [bug] latex export ignores org-export-latex-default-packages-alist?
;; To: emacs-orgmode@gnu.org
;; Date: Wed, 26 Jan 2011 16:01:52 +0000
(add-to-list 'org-export-latex-packages-alist '("" "amsmath" t))
(setcar (rassoc '("wasysym" t) org-export-latex-default-packages-alist)	"integrals")
--8<---------------cut here---------------end--------------->8---

HTH,
eric

-- 
: Eric S Fraga (GnuPG: 0xC89193D8FFFCF67D) in Emacs 24.0.50.1
: using Org-mode version 7.5 (release_7.5.226.gc7ed6.dirty)