ject <tt>Pnew</tt> that is a copy of the set <tt>P</tt>. <pre class="programlisting"> Pnew = P.copy </pre>
<pre class="programlisting">Polyhedron in R^2 with representations:
    H-rep               : Unknown (call computeHRep() to compute)
    V-rep (redundant)   : Vertices  10 | Rays   0
Functions : none
</pre> If we do any change on the new polyhedron <tt>Pnew</tt>, this will not affect the original polyhedron.  For instance, we can convert it to H-representation: <pre class="programlisting"> Pnew.H; </p