% (find-angg "LATEX/2018-2-MD-material.tex")
% (defun c () (interactive) (find-LATEXsh "lualatex -record 2018-2-MD-material.tex"))
% (defun d () (interactive) (find-xpdfpage "~/LATEX/2018-2-MD-material.pdf"))
% (defun b () (interactive) (find-zsh "bibtex 2018-2-MD-material; makeindex 2018-2-MD-material"))
% (defun e () (interactive) (find-LATEX "2018-2-MD-material.tex"))
% (defun u () (interactive) (find-latex-upload-links "2018-2-MD-material"))
% (find-xpdfpage "~/LATEX/2018-2-MD-material.pdf")
% (find-sh0 "cp -v  ~/LATEX/2018-2-MD-material.pdf /tmp/")
% (find-sh0 "cp -v  ~/LATEX/2018-2-MD-material.pdf /tmp/pen/")
%   file:///home/edrx/LATEX/2018-2-MD-material.pdf
%               file:///tmp/2018-2-MD-material.pdf
%           file:///tmp/pen/2018-2-MD-material.pdf
% http://angg.twu.net/LATEX/2018-2-MD-material.pdf
\documentclass[oneside]{book}
\usepackage[colorlinks]{hyperref} % (find-es "tex" "hyperref")
%\usepackage[latin1]{inputenc}
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}
\usepackage{pict2e}
\usepackage{color}                % (find-LATEX "edrx15.sty" "colors")
\usepackage{colorweb}             % (find-es "tex" "colorweb")
%\usepackage{tikz}
%
% (find-dn6 "preamble6.lua" "preamble0")
%\usepackage{proof}   % For derivation trees ("%:" lines)
%\input diagxy        % For 2D diagrams ("%D" lines)
%\xyoption{curve}     % For the ".curve=" feature in 2D diagrams
%
\usepackage{edrx15}               % (find-angg "LATEX/edrx15.sty")
\input edrxaccents.tex            % (find-angg "LATEX/edrxaccents.tex")
\input edrxchars.tex              % (find-LATEX "edrxchars.tex")
\input edrxheadfoot.tex           % (find-dn4ex "edrxheadfoot.tex")
\input edrxgac2.tex               % (find-LATEX "edrxgac2.tex")
%
\begin{document}

\catcode`\^^J=10
\directlua{dednat6dir = "dednat6/"}
\directlua{dofile(dednat6dir.."dednat6.lua")}
\directlua{texfile(tex.jobname)}
\directlua{verbose()}
%\directlua{output(preamble1)}
\def\expr#1{\directlua{output(tostring(#1))}}
\def\eval#1{\directlua{#1}}
\def\pu{\directlua{pu()}}

\directlua{dofile "edrxtikz.lua"} % (find-LATEX "edrxtikz.lua")
\directlua{dofile "edrxpict.lua"} % (find-LATEX "edrxpict.lua")
%L V.__tostring = function (v) return format("(%.3f,%.3f)", v[1], v[2]) end

\def\Par  {\textsf{par}}
\def\Impar{\textsf{impar}}


\begin{tabular}{rlll}
(1) & Vamos ver que $∀x∈\Z.∀y∈\Z.$ \\
    & $\Par(x)\\
(2) & Suponha $x∈\Z$, $y∈\Z$. \\
(3) & Suponha $y∈\Z$. \\
\end{tabular}



\end{document}

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