Doc: Add GPL logo and minor change.

doc/dev/documentation.org

@@ -28,6 +28,9 @@
 #+OPTIONS: toc:t
 #+LANGUAGE: UKenglish
 
+#+BEGIN_ABSTRACT
+#+END_ABSTRACT
+
 * Introduction
 
 Pamhyr2 is free and open source software (FOSS) graphical user
@@ -126,6 +129,7 @@ print(f"Document build on system: {os.name}")
 If you use GNUEmacs, it is also possible to run the code inside a
 block and export (or not) the reuslts in the document.
 
+#+OPTIONS: float:nil
 #+CAPTION: Get os type name in Python code
 #+begin_src python :python python3 :results output :exports both :noweb yes
 import os
@@ -138,15 +142,15 @@ print(f"Document build on system: {os.name}")
 
 *** Latex
 
-If we export the file to PDF, org-mode use \LaTeX. So we can add some
-piece of \LaTeX into the document[fn:: See \LaTeX part in
-documentation: https://orgmode.org/org.html#Embedded-LaTeX (last
+If we export the file to PDF, org-mode use {{{latex}}}. So we can add
+some piece of {{{latex}}} into the document[fn:: See {{{latex}}} part
+in documentation: https://orgmode.org/org.html#Embedded-LaTeX (last
 access 2023-09-15)]. For exemple, we can add math formula like
 =$E=mc^2$= ($E=mc^2$) or =\[E=mc^2\]=:
 
 \[E=mc^2\]
 
-But we can also add every type of \LaTeX:
+But we can also add every type of {{{latex}}}:
 
 #+BEGIN_EXAMPLE
 # Add latex in line
@@ -158,9 +162,9 @@ But we can also add every type of \LaTeX:
 #+END_EXPORT
 #+END_EXAMPLE
 
-It is also possible to add specific \LaTeX file header with
+It is also possible to add specific {{{latex}}} file header with
 =#+LATEX_HEADER=. In this document we use the file
-{{{file(doc/tools/latex.org)}}} for all \LaTeX headers.
+{{{file(doc/tools/latex.org)}}} for all {{{latex}}} headers.
 
 *** Macro
 
@@ -211,7 +215,7 @@ a lot better than it used to.
 
 *** References
 
-The references use the \LaTeX bibtex tools. The bib file is in
+The references use the {{{latex}}} bibtex tools. The bib file is in
 {{{file(/doc/tools/ref.bib)}}} and use for developers and user
 documentation. In document, use ={{{cite(<name>)}}}= to cite a paper.
 
@@ -221,18 +225,21 @@ To export the files, a {{{build.sh}}} script is available in the org
 files directories. On GNU/Linux system you can build the documentation
 PDF file with the command =./build.sh=. Texlive package must be
 installed, you can install only needed packages or all texlive
-packages, for example on Debian (and some derived system):
+packages, for example on Debian (and some derived system) use command
+Listing [[texlive-install]].
 
+#+NAME: texlive-install
 #+CAPTION: Installation command for texlive full on Debian system
 #+begin_src shell
-sudo apt install texlive-full
+  sudo apt install texlive-full
 #+end_src
 
  Some org-mode configuration used in documentations files are define
 in =/doc/tools/=:
-- {{{file(PamhyrDoc.cls)}}}: The \LaTeX theme
+- {{{file(PamhyrDoc.cls)}}}: The {{{latex}}} document class
 - {{{file(macro.org)}}}: Available macro
-- {{{file(latex.org)}}}: \LaTeX configutation for documentations files
+- {{{file(latex.org)}}}: {{{latex}}} configutation for documentations
+  files
 - {{{file(setup.el)}}}: GNUEmacs configuration to build documentations
 - {{{file(ref.bib)}}}: Bibtex files for documentations files