diff --git a/ad/AD-Gruppe_8_Koehler_Krabbe_Martens_Blatt4.tex b/ad/AD-Gruppe_8_Koehler_Krabbe_Martens_Blatt4.tex
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+\documentclass[10pt,a4paper,oneside,ngerman,numbers=noenddot]{scrartcl}
+\usepackage[T1]{fontenc}
+\usepackage[utf8]{inputenc}
+\usepackage[ngerman]{babel}
+\usepackage{amsmath}
+\usepackage{amsfonts}
+\usepackage{amssymb}
+\usepackage{bytefield}
+\usepackage{paralist}
+\usepackage{gauss}
+\usepackage{pgfplots}
+\usepackage{textcomp}
+\usepackage[locale=DE,exponent-product=\cdot,detect-all]{siunitx}
+\usepackage{tikz}
+\usepackage{algorithm}
+\usepackage{algorithmic}
+\usetikzlibrary{automata,matrix,fadings,calc,positioning,decorations.pathreplacing,arrows,decorations.markings}
+\usepackage{polynom}
+\polyset{style=C, div=:,vars=x}
+\pgfplotsset{compat=1.8}
+\pagenumbering{arabic}
+\def\thesection{\arabic{section})}
+\def\thesubsection{(\alph{subsection})}
+\def\thesubsubsection{(\roman{subsubsection})}
+\makeatletter
+\renewcommand*\env@matrix[1][*\c@MaxMatrixCols c]{%
+  \hskip -\arraycolsep
+  \let\@ifnextchar\new@ifnextchar
+  \array{#1}}
+\makeatother
+\parskip 12pt plus 1pt minus 1pt
+\parindent 0pt
+
+\begin{document}
+\author{Reinhard Köhler (6425686), Tronje Krabbe (6435002), \\
+Jim Martens (6420323)}
+\title{Hausaufgaben zum 4. Dezember}
+\subtitle{Gruppe 8}
+\maketitle
+\section{} %1
+	\subsection{} %a
+	\subsection{} %b
+	\subsection{} %c
+	\subsection{} %d
+\section{} %2
+	\subsection{} %a
+		\subsubsection{} %i
+		\subsubsection{} %ii
+		\subsubsection{} %iii
+	\subsection{} %b
+		\subsubsection{} %i
+		\subsubsection{} %ii
+		\subsubsection{} %iii
+	\subsection{} %c
+		\subsubsection{} %i
+		\subsubsection{} %ii
+		\subsubsection{} %iii
+		\subsubsection{} %iv
+\section{} %3
+	\subsection{} %a
+	\subsection{} %b
+	\subsection{} %c
+	\subsection{} %d
+	\subsection{} %e
+	\subsection{} %f
+\section{} %4
+	\subsection{} %a
+	\subsection{} %b
+	\subsection{} %c	
+\end{document}