\documentclass[12pt,a4paper,fleqn,oneside]{article}

\input{../common/article_configuration.tex}

\begin{document}

% title page information
\author{Julian Ospald}
\title{Haskell: \ifger{Einführung}{introduction}}

\maketitle

\tableofcontents

\input{./VL1_document_structure.tex}

\end{document}