172 \item Iterating over each element of the list works

   172 \item Iterating over each element of the list works

   173 \item But very slow \ldots

   173 \item But very slow \ldots

   174 \item Instead, we use arrays

   174 \item Instead, we use arrays

   175 \end{itemize}

   175 \end{itemize}

   176 \begin{lstlisting}

   176 \begin{lstlisting}

   178 In []: T = array(T)

   178 In []: T = array(T)

   179 In []: Tsq = T*T

   179 In []: Tsq = T*T

   180 In []: plot(L, Tsq, 'o')

   180 In []: plot(L, Tsq, 'o')

   181 \end{lstlisting}

   181 \end{lstlisting}

   182 \end{frame}

   182 \end{frame}