\documentclass{lecture}

\usepackage{standalone}
\usepackage{tikz}
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\title{Real algebraic varieties}
\author{Florent Schaffhauser\\[5mm]
Transcript of\\[1mm]
Christian Merten (\href{mailto:cmerten@mathi.uni-heidelberg.de}{cmerten@mathi.uni-heidelberg.de})\\
}
\date{WiSe 2022}

\begin{document}

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\tableofcontents

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\end{document}