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\subsection*{Reflecting Brownian motion in a unit 3D ball}

\vspace*{0.3in}

\begin{figure}[bh]
\begin{center}
\includegraphics[width=0.7\textwidth]{reflected_ref.eps}
\end{center}
\caption{MLMC using reflection scheme at boundary}
\end{figure}

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{reflected_proj.eps}
\end{center}
\caption{MLMC using projection at boundary}
\end{figure}

\begin{figure}
\begin{center}
\includegraphics[width=0.7\textwidth]{reflected_pen.eps}
\end{center}
\caption{MLMC using penalisation at boundary}
\end{figure}

\end{document}