% This file:
%   https://anggtwu.net/LATEX/edrx26b-jul.tex.html
%   https://anggtwu.net/LATEX/edrx26b-jul.tex
%           (find-angg "LATEX/edrx26b-jul.tex")
% Author: Eduardo Ochs <eduardoochs@gmail.com>
% Version: 2026jul12
%
% This is the second part of:
%   (find-angg "LATEX/edrx26a.tex")
%   (find-angg "LATEX/edrx26b.tex")
%   (find-angg "LATEX/edrx26c.tex")
%
% (defun e () (interactive) (find-angg "LATEX/edrx26b-jul.tex"))
% (defun o () (interactive) (find-angg "LATEX/edrx26b.tex"))
%
% «.to-and-diagxyto»	(to "to-and-diagxyto")
% «.defded»		(to "defded")
% «.defdiag»		(to "defdiag")
% «.cell»		(to "cell")
% «.pu»			(to "pu")

\ifluatex
  \catcode`\^^J=10
  \directlua{dofile "dednat7load.lua"}  % (find-LATEX "dednat7load.lua")
 %\directlua{dednat7preamble()}         % (find-angg "LUA/DednatPreamble1.lua")
 %\directlua{dednat7oldheads()}         % (find-angg "LUA/Dednat7oldheads.lua")
\else
  %Was: \input\jobname.dnt              % Some examples: (find-LATEXsh "ls 202*.dnt")
  \input\dednatjobname.dnt              % Some examples: (find-LATEXsh "ls 202*.dnt")
  \def\directlua#1{}
  \def\pu{}
\fi



% From: (find-angg "LUA/DednatPreamble1.lua")

% «to-and-diagxyto»  (to ".to-and-diagxyto")
\def\diagxyto{\ifnextchar/{\toop}{\toop/>/}}
\def\to      {\rightarrow}


% «defded»  (to ".defded")
\def\defded#1#2{\expandafter\def\csname ded-#1\endcsname{#2}}
\def\ifdedundefined#1{\expandafter\ifx\csname ded-#1\endcsname\relax}
\def\ded#1{\ifdedundefined{#1}
    \errmessage{UNDEFINED DEDUCTION: #1}
  \else
    \csname ded-#1\endcsname
  \fi
}

% «defdiag»  (to ".defdiag")
\def\defdiag#1#2{\expandafter\def\csname diag-#1\endcsname{\bfig#2\efig}}
\def\defdiagprep#1#2#3{\expandafter\def\csname diag-#1\endcsname{{#2\bfig#3\efig}}}
\def\ifdiagundefined#1{\expandafter\ifx\csname diag-#1\endcsname\relax}
\def\diag#1{\ifdiagundefined{#1}
    \errmessage{UNDEFINED DIAGRAM: #1}
  \else
    \csname diag-#1\endcsname
  \fi
}

% «cell»  (to ".cell")
\def\ifundefined#1{\expandafter\ifx\csname#1\endcsname\relax}
\ifundefined  {celllower} \newlength {\celllower} \fi
\ifundefined {lcelllower} \newlength{\lcelllower} \fi
\def\cellfont{}
\def\lcellfont{}
\def\cell #1{\lower\celllower\hbox to 0pt{\hss\cellfont${#1}$\hss}}
\def\lcell#1{\lower\celllower\hbox to 0pt   {\lcellfont${#1}$\hss}}

% «pu»  (to ".pu")
\def\expr#1{\directlua{output(tostring(#1))}}
\def\eval#1{\directlua{#1}}
\def\pu{\directlua{pu()}}
%
% End of preamble1.



\def\subfilepu{}




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% coding:  utf-8-unix
% End: