\documentclass[12pt,a4paper]{scrartcl}

\usepackage[utf8]{inputenc}
\usepackage[T1]{fontenc}
\usepackage{fontspec}
\usepackage[ngerman]{babel}

\usepackage{amsmath}
\usepackage{amssymb}

\title{Hausaufgabe X}
\subtitle{Modulname}
\date{}

\author{Name, Matrk.-Nr.}

% \newcommand{\alg}[1][A]{\mathfrak{#1}}

\begin{document}
	\maketitle
	
	\section*{Aufgabe 1}
	
	\section*{Aufgabe 2}
	
\end{document}