\begin{minipage}[t]{8in}
\begin{tabular}{ll}
Permutation  & permutation\_name(int n)
\end{tabular}\\


 \parbox[b]{2in} \ \ 
\begin{minipage}[t]{4in}Create the identity permutation {$1,\ldots,n$}.  \end{minipage}
\end{minipage}
\vspace{0.2in}

\begin{minipage}[t]{8in}
\begin{tabular}{ll}
Permutation$<$Item$>$ permutation\_name(Set s)
  \\
Permutation$<$Item,Structure$>$ permutation\_name(Set s)
\end{tabular}\\


 \parbox[b]{2in} \ \ 
\begin{minipage}[t]{4in}Create a permutation whose elements are the elements of set s.
The initial permutation corresponds to the sorted order of these element
Structure is the Container implementation used to maintain the permutation's
local copy of s.\end{minipage}
\end{minipage}
\vspace{0.2in}