\documentclass[11pt]{article}

\usepackage{graphicx,amsmath,amssymb,subfigure,url,xspace,lipsum,fullpage}

\title{Theory About Nothing}
\author{Collin J. Doering}

\begin{document}
\maketitle

\tableofcontents
\clearpage

\section{Introduction}
\lipsum

\section{Second Section}
\lipsum

\subsection{Second First Section}
\lipsum

\subsection{Second Second Section}
\lipsum

\section{Third Section}
\begin{figure}
  \centering
  \fbox{\includegraphics[scale=0.5]{figures/logo-banner}}
  \caption{This is the logo for my blog}
  \label{fig:logo-banner}
\end{figure}
\lipsum

\subsection{Third First Section}
\lipsum

\subsection{Third Second Section}
\lipsum

\section{Fourth Section}
\lipsum

\subsection{Fourth First Section}
\lipsum

\subsection{Fourth Second Section}
\lipsum

\section{Fifth Section}
\lipsum

\subsection{Fifth First Section}
\lipsum

\subsection{Fifth Second Section}
\lipsum

\section{Conclusion}
\lipsum

\end{document}

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