t&lt;128&gt; big_int_type;<br>
&nbsp;&nbsp;&nbsp; typedef fpt64 fpt_type;<br>
&nbsp;&nbsp;&nbsp; typedef extended_exponent_fpt&lt;fpt_type&gt;
efpt_type;<br>
&nbsp;&nbsp;&nbsp; typedef ulp_comparison&lt;fpt_type&gt; ulp_cmp_type;<br>
&nbsp;&nbsp;&nbsp; typedef type_converter_fpt to_fpt_converter_type;<br>
&nbsp;&nbsp;&nbsp; typedef type_converter_efpt to_efpt_converter_type;<br>
};</p>
      </font>
      One
of the most important features of the library is that Voronoi builder
output geometries are constru