Warning: this is an htmlized version!
The original is here, and
the conversion rules are here.
% (find-LATEX "2019-2-C2-provas-antigas.tex")
% (find-TH "2019.1-C2" "provas-antigas")
% (defun c () (interactive) (find-LATEXsh "lualatex -record 2019-2-C2-provas-antigas.tex" :end))
% (defun d () (interactive) (find-pdf-page "~/LATEX/2019-2-C2-provas-antigas.pdf"))
% (defun e () (interactive) (find-LATEX "2019-2-C2-provas-antigas.tex"))
% (defun u () (interactive) (find-latex-upload-links "2019-2-C2-provas-antigas"))
% (find-pdf-page   "~/LATEX/2019-2-C2-provas-antigas.pdf")
% (find-sh0 "cp -v  ~/LATEX/2019-2-C2-provas-antigas.pdf /tmp/")
% (find-sh0 "cp -v  ~/LATEX/2019-2-C2-provas-antigas.pdf /tmp/pen/")
%   file:///home/edrx/LATEX/2019-2-C2-provas-antigas.pdf
%               file:///tmp/2019-2-C2-provas-antigas.pdf
%           file:///tmp/pen/2019-2-C2-provas-antigas.pdf
% http://angg.twu.net/LATEX/2019-2-C2-provas-antigas.pdf
% (find-LATEX "2019.mk")

\documentclass[oneside]{book}
\usepackage[colorlinks,urlcolor=DarkRed]{hyperref} % (find-es "tex" "hyperref")
\usepackage{amsmath}
\usepackage{amsfonts}
\usepackage{amssymb}
\usepackage{pict2e}
\usepackage[x11names,svgnames]{xcolor} % (find-es "tex" "xcolor")
%\usepackage{tikz}
%
\usepackage{lipsum}   % (find-es "tex" "lipsum")
%
% (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-LATEX "edrx15.sty")
\input edrxaccents.tex            % (find-LATEX "edrxaccents.tex")
\input edrxchars.tex              % (find-LATEX "edrxchars.tex")
\input edrxheadfoot.tex           % (find-LATEX "edrxheadfoot.tex")
\input edrxgac2.tex               % (find-LATEX "edrxgac2.tex")
%
\usepackage[a4paper]{geometry} % (find-es "tex" "geometry")
% (find-LATEXgrep "grep --color -nH -e geometry *.tex")
%
\begin{document}

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



\lipsum
% (find-es "tex" "geometry")
% (find-geometrypage 4 "\\newgeometry")
% (find-geometrytext 4 "\\newgeometry")

\newpage
\newgeometry{textwidth=10cm}
\lipsum

\newpage
\newgeometry{textwidth=10cm}
\lipsum


% %L dofile "edrxtikz.lua"  -- (find-LATEX "edrxtikz.lua")
% %L dofile "edrxpict.lua"  -- (find-LATEX "edrxpict.lua")
% \pu

\end{document}

% Local Variables:
% coding: utf-8-unix
% ee-tla: "pan"
% End: