Warning: this is an htmlized version!
The original is here, and
the conversion rules are here.
% (find-LATEX "2021standalone.tex")
% (defun c () (interactive) (find-LATEXsh "lualatex -record 2021standalone.tex" :end))
% (defun c () (interactive) (find-LATEXsh "pdflatex         2021standalone.tex" :end))
% (defun C () (interactive) (find-LATEXSH "lualatex 2021standalone.tex" "Success!!!"))
% (defun D () (interactive) (find-pdf-page      "~/LATEX/2021standalone.pdf"))
% (defun d () (interactive) (find-pdftools-page "~/LATEX/2021standalone.pdf"))
% (defun e () (interactive) (find-LATEX "2021standalone.tex"))
% (defun u () (interactive) (find-latex-upload-links "2021standalone"))
% (defun v () (interactive) (find-2a '(e) '(d)))
% (defun cv () (interactive) (C) (ee-kill-this-buffer) (v) (g))
% (defun cv () (interactive) (c) (ee-kill-this-buffer) (v) (g))
% (defun cc () (interactive) (c) (ee-kill-this-buffer) (D))
% (defun d0 () (interactive) (find-ebuffer "2021standalone.pdf"))
%          (code-eec-LATEX "2021standalone")
% (find-pdf-page   "~/LATEX/2021standalone.pdf")
% (find-sh0 "cp -v  ~/LATEX/2021standalone.pdf /tmp/")
% (find-sh0 "cp -v  ~/LATEX/2021standalone.pdf /tmp/pen/")
%   file:///home/edrx/LATEX/2021standalone.pdf
%               file:///tmp/2021standalone.pdf
%           file:///tmp/pen/2021standalone.pdf
% http://angg.twu.net/LATEX/2021standalone.pdf
% (find-LATEX "2019.mk")
% (find-lualatex-links "2021standalone.tex")

\documentclass[varwidth=true]{standalone}
%
\usepackage{proof}   % For derivation trees ("%:" lines)
\input diagxy        % For 2D diagrams ("%D" lines)
\xyoption{curve}     % For the ".curve=" feature in 2D diagrams
%
\begin{document}

\catcode`\^^J=10
\directlua{dofile "dednat6load.lua"}  % (find-LATEX "dednat6load.lua")

\def\catA{\mathbf{A}}
\def\catB{\mathbf{B}}

%D diagram adj
%D 2Dx     100     +25     +25   +25
%D 2D  100 LA <--| A
%D 2D      |       |
%D 2D      |  <->  |
%D 2D      v       v
%D 2D  +25 B |--> RB       C --> D
%D 2D
%D 2D  +15 \catB \catA
%D 2D
%D (( LA A <-|
%D    LA B -> A RB ->
%D    B RB |->
%D    LA RB harrownodes nil 20 nil <->
%D    \catB \catA <- sl^ .plabel= a L
%D    \catB \catA -> sl_ .plabel= b R
%D
%D    C D -> .curve= ^10pt .plabel= a a
%D    C D -> .curve= _10pt .plabel= b b
%D ))
%D enddiagram
%D
$$\pu
  \diag{adj}
$$

\GenericWarning{Success:}{Success!!!}  % Used by `M-x cv'

\end{document}


* (eepitch-shell)
* (eepitch-kill)
* (eepitch-shell)

lualatex 2021standalone.tex
# (find-pdf-page      "~/LATEX/2021standalone.pdf")
# (find-pdftools-page "~/LATEX/2021standalone.pdf")
# (find-es "ps" "mupdf")
mutool info    2021standalone.pdf
mutool info    2021standalone.pdf 1
mutool info -M 2021standalone.pdf 1
mutool info -M 2021standalone.pdf 1 | grep '\[ '
inkscape ~/LATEX/2021standalone.pdf

% Local Variables:
% coding: utf-8-unix
% ee-tla: "NONE"
% End: