\documentclass[toc=flat,11pt,oneside,pointlessnumbers,a4paper]{scrartcl}

%Einbindungen
\usepackage[ngerman]{babel}						%Deutsche Sprache
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}						%Input-Tastatur
\usepackage{lmodern}
\usepackage{siunitx}							%SI-Einheiten
\usepackage{nicefrac}							% schräger Bruchstrich für Restklassen
\usepackage{tabularx}
\usepackage{tabulary}
\usepackage{setspace}								%Zeilenabstände
\usepackage{enumerate}
\usepackage[section]{placeins}
\usepackage{typearea}
\usepackage{footmisc}
\usepackage{multirow}
\usepackage{blindtext}								%\blindtext und \blinddocument
\usepackage[fleqn,tbtags]{amsmath}					%mathematische Symbole
\usepackage{mathtools}
\usepackage{amssymb}									%weitere mathematische Symbole
\usepackage{graphicx}								%zum Einbinden von Graphik
\usepackage[all]{xy}								%kommutierende Diagramme
\usepackage{bbm}									%alternative Doppelstrichbuchstaben \mathbbm, tipp: \mathbbmtt{1}=identity
\usepackage{fancyhdr}								%Fancy-Head
\usepackage{marvosym}								%weitere Symbole - wie € und so
\usepackage{color}									%Farben
\usepackage{ifthen}									%If-Bedingungen
\usepackage{makeidx}									%Index erstellen
\usepackage{stmaryrd}								%Symbol
\usepackage{rotating}								%zum Drehen
\usepackage{mathrsfs}								%mathematische Schriftart
\usepackage{enumitem}								%enumeratation direkt ändern
\usepackage{bm}										%fette griechische Buchstaben
\usepackage{array}									%mehrzeilige Matheumgebung
\usepackage{pdfpages}								%Pdf-einbindung
\usepackage{geometry}							%Seitenränder-Verwaltung
\usepackage[colorlinks=true,linkcolor=black,urlcolor=blue]{hyperref}				%Hyperlinkverknüpfung
\usepackage{bookmark}

%Dokumentenbedingte Befehle
\geometry{a4paper, top=25mm, bottom=35mm, left=30mm, right=20mm, headsep=5mm, footskip=10mm}		%Papierlayout
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\newcommand{\thema}{THEMA}	% Thema hier eingeben
\newcommand{\Semester}{SS 2014} % Semester hier eingeben
\newcommand{\Namen}{Name 1\,/\,Name 2\,/\,Name 3} % Namen hier eingeben
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
\begin{document}
\pagestyle{fancy}
\fancyfoot[C]{Seite \thepage}
\fancyhead[L]
{
	\textsc{\textbf Universität \textbf Regensburg \boldmath{$*$} \textbf Fachdidaktik \textbf Physik}\\
	\textsc{\textbf Fachdidaktische \textbf Prüfungsvorbereitung \textbf LAUP}\\
	\vspace*{1ex}\hrule\vspace*{1ex}
	\textsc{\textbf Thema}: \ \thema
}
\fancyhead[R]
{
	\textbf{\Semester}\\
	\textsc{\Namen}
	\vspace*{1ex}\hrule\vspace*{1ex}
}

\setlength{\headheight}{57pt}
\renewcommand{\headrulewidth}{0.5pt}
\renewcommand{\footrulewidth}{0.5pt}
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%	HIER KOMMT DER INHALT DES DOKUMENTES REIN

\end{document}
