% !TEX TS-program = LuaLaTeX
\documentclass[french,ColorTheme=BlackAndWhite,FontSize=11pt]{tango}
\renewcommand{\arraystretch}{1.3}
\usepackage{tikz}
\usetikzlibrary{calc,through,arrows}
\tgosmartlists
\AtBeginDocument{%
\RenewCommandCopy{\setminus}{\smallsetminus}
}
\NewDocumentCommand\N{}{\ensuremath{\symbb{N}}}
\NewDocumentCommand\Z{}{\ensuremath{\symbb{Z}}}
\NewDocumentCommand\Q{}{\ensuremath{\symbb{Q}}}
\NewDocumentCommand\R{}{\ensuremath{\symbb{R}}}
\NewDocumentCommand\C{}{\ensuremath{\symbb{C}}}
\NewDocumentCommand\Pt{m}{\ensuremath{\symfrak{P}(#1)}}
\NewDocumentCommand\rond{}{\mathrel{\circ}}
\NewDocumentCommand\mesalg{m}{\overline{#1}}
\NewDocumentCommand\Vector{m}{\overrightarrow{#1}}
\DeclareMathOperator{\cl}{cl}
\DeclareMathOperator{\sgn}{sgn}
\newcounter{prop}
\newstatement{prop}{prop}{Propriété}
\newfixedcaption{\figcaption}{figure}
%%
\begin{document}
\input{polynome-deg2}
\end{document}