Re: [BUG] ob-doc-maxima.org and ob-maxima.el

[Leo Butler <Leo.Butler@umanitoba.ca>]

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On Fri, Nov 04 2022, Ihor Radchenko <yantar92@posteo.net> wrote:

>> +#+RESULTS: 3d-maxima
>> +[[https://orgmode.org/worg/org-contrib/babel/languages/images/maxima-3d.png]]
>> +
>
> I am a bit confused here. Did you hand-craft the results?

I did, based on what I see in ob-doc-octave.org. In the present patch
(attached), I have left the results alone.

>   
>> -#+NAME: solve-maxima
>> +#+NAME: tex-maxima
>>  #+HEADER: :exports results
>>  #+BEGIN_SRC maxima :results raw
>>    tex(exp(-x)/x);
>>  #+END_SRC
>
> Please make #+RESULTS a separate paragraph. It may otherwise not be
> correctly recognized.

Ok, I have done this in the attached patch.

>
> Let's move the ob-maxima changes and discussion about graphics to a
> separate thread.

Ok.

I believe the attached patch fixes all the problems that you saw with
the previous versions.

Leo


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From a4db0ed4af22e43e817ebca110872e7ee5222c2d Mon Sep 17 00:00:00 2001
From: Leo Butler <leo.butler@umanitoba.ca>
Date: Fri, 4 Nov 2022 15:23:27 -0500
Subject: [PATCH] org-contrib/babel/languages/ob-doc-maxima.org: correct docs

* include the results of test-maxima and solve-maxima examples;
* correct the :results header of graphics example;
* rename the tex example to tex-maxima and include the results;
* add an empty line before each #+results: as suggested by Ihor.

Ref: https://list.orgmode.org/87k04b5qyf.fsf@localhost/T/#t
---
 org-contrib/babel/languages/ob-doc-maxima.org | 32 +++++++++++++++----
 1 file changed, 25 insertions(+), 7 deletions(-)

diff --git a/org-contrib/babel/languages/ob-doc-maxima.org b/org-contrib/babel/languages/ob-doc-maxima.org
index 810c9ef4..a6b403dc 100644
--- a/org-contrib/babel/languages/ob-doc-maxima.org
+++ b/org-contrib/babel/languages/ob-doc-maxima.org
@@ -111,7 +111,9 @@ powers of 12, where the powers are passed with a variable.
   print(12^x);
 #+end_src
 
-#+results: test-maxima
+HTML export of the result:
+
+#+RESULTS: test-maxima
 : 26.06280316745402
 
 ** Solver
@@ -137,6 +139,14 @@ Of course, =maxima= is more than a calculator.
   print(solution);
 #+end_src
 
+HTML export of the result:
+
+#+RESULTS: solve-maxima
+: solve: solution:
+:                                     x = - 4
+:                                      x = 4
+: [%t1, %t2] 
+
 ** 3D plots
 With =gnuplot= installed (4.0 or higher), 3D graphics are possible.
 This example is from [[http://maxima.sourceforge.net/maxima-gnuplot.html][a tutorial on the maxima/gnuplot interface]].
@@ -145,7 +155,7 @@ This example is from [[http://maxima.sourceforge.net/maxima-gnuplot.html][a tuto
 ,#+name: 3d-maxima
 ,#+header: :file images/maxima-3d.png
 ,#+header: :exports results
-,#+header: :results graphics
+,#+header: :results file graphics
 ,#+begin_src maxima 
   programmode: false;
   plot3d(atan(-x^2+y^3/4),[x,-4,4],[y,-4,4],[grid,50,50],[gnuplot_pm3d,true]);
@@ -154,35 +164,43 @@ This example is from [[http://maxima.sourceforge.net/maxima-gnuplot.html][a tuto
 
 #+name: 3d-maxima
 #+header: :file images/maxima-3d.png
-#+header: :results graphics
 #+header: :exports results
+#+header: :results file graphics
 #+begin_src maxima 
   programmode: false;
   plot3d(atan(-x^2+y^3/4),[x,-4,4],[y,-4,4],[grid,50,50],[gnuplot_pm3d,true]);
 #+end_src
 
-#+results: 3d-maxima
+HTML export of the Maxima code block result:
+
+#+RESULTS: 3d-maxima
 [[file:images/maxima-3d.png]]
 
+
 ** Inline Display of Maxima LaTeX Output
   [[http://maxima.sourceforge.net/][Maxima]] code can be evaluated and displayed inline in Org mode
   through babel [fn:1] as in the example below, based on RS initial
   example.
 
 #+begin_example
-,#+NAME: solve-maxima
-,#+HEADER: :exports none
+,#+NAME: tex-maxima
+,#+HEADER: :exports results
 ,#+BEGIN_SRC maxima :results raw
   tex(exp(-x)/x);
 ,#+END_SRC
 #+end_example
 
-#+NAME: solve-maxima
+#+NAME: tex-maxima
 #+HEADER: :exports results
 #+BEGIN_SRC maxima :results raw
   tex(exp(-x)/x);
 #+END_SRC
 
+HTML export of the result:
+
+#+RESULTS: tex-maxima
+$${{e^ {- x }}\over{x}}$$
+
 *** Toggle inline display of latex code
     Latex code in org mode can be displayed inline by 'C-c C-x
     C-l'. To remove the inline display 'C-c C-c' is used. This is
-- 
2.35.1