e.commons.math3.geometry.euclidean.oned">Euclidean1D</a>&gt;&nbsp;tree)</pre>
<div class="block">Build a region using the instance as a prototype.
 <p>This method allow to create new instances without knowing
 exactly the type of the region. It is an application of the
 prototype design pattern.</p>
 <p>The leaf nodes of the BSP tree <em>must</em> have a
 <code>Boolean</code> attribute representing the inside status of
 the corresponding cell (true for inside cells, false for outside
 cells). In order to av