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\title{Derivatives Lab}
\author{Session 7}
\date{October 2, 2012}
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\begin{enumerate}

\item Implement the payoff-functions for a European call option and a
European put option, and plot them for some strike price of your
choice.

\item Find a linear combination of European put and call options which
has the following payoff graph:
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\includegraphics[width=0.6\textwidth]{butterfly.pdf}
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\end{enumerate}

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